Analytics/Server Admin Log

2021-03-05

 * 15:07 elukey: drain + reimage analytics1073 and an-worker1086 to Debian Buster
 * 13:36 elukey: roll restart HDFS Namenodes for the Hadoop cluster to pick up new Xmx settings (https://gerrit.wikimedia.org/r/c/operations/puppet/+/668659)
 * 10:20 elukey: force run of refinery-druid-drop-public-snapshots to check Druid public's performances
 * 10:06 elukey: failover HDFS Namenode from 1002 to 1001 (high GC pauses triggered the HDFS zkfc daemon on 1001 and the failover to 1002)
 * 08:32 elukey: drain + reimage an-worker107[8,9] to Debian Buster (one Journal node included)
 * 07:22 elukey: drain + reimage analytics107[0-1] to debian buster
 * 07:13 elukey: add analytis1066 back with /dev/sdb removed
 * 07:01 elukey: stop hadoop daemons on analytics1066 - disk errors on /dev/sdb after reimage

2021-03-04

 * 21:19 razzi: rebalance kafka partitions for webrequest_upload partition 9
 * 16:27 elukey: drain + reimage analytics106[8,9] to Debian Buster (one is a journalnode)
 * 15:12 elukey: drain + reimage analytics106[6,7] to Debian Buster
 * 14:21 elukey: drain + reimage analytics1065 to Debian Buster
 * 13:32 elukey: drain + reimage analytics10[63,64] to Debian Buster
 * 12:48 elukey: drain + reimage analytics10[61,62] to Debian Buster
 * 10:40 elukey: drain + reimage analytics1059/1060 to Debian Buster
 * 09:32 elukey: reboot an-worker[1097-1101] (GPU workers) to pick up the new kernel (5.10)
 * 09:02 elukey: kill/start mediawiki-geoeditors-monthly to apply backtick change (hive script)
 * 08:48 elukey: deploy refinery to hdfs
 * 08:34 elukey: deploy refinery to fix https://gerrit.wikimedia.org/r/c/analytics/refinery/+/668111
 * 07:38 elukey: reboot an-worker1096 to pick up 5.10 kernel

2021-03-03

 * 17:10 elukey: update druid datasource on aqs (roll restart of aqs on aqs100*)
 * 17:06 razzi: rebalance kafka partitions for webrequest_upload partition 8
 * 14:20 elukey: reimage an-worker1099,1100,1101 (GPU worker nodes) to Debian Buster
 * 10:16 elukey: add an-worker113[2,5-8] to the Analytics Hadoop cluster

2021-03-02

 * 23:15 mforns: finished deployment of refinery to hdfs
 * 21:59 mforns: starting refinery deployment using scap
 * 21:48 mforns: deployed refinery-source v0.1.2
 * 17:26 razzi: rebalance kafka partitions for webrequest_upload partition 7
 * 13:42 elukey: Add an-worker11[19,20-28,30,31] to Analytics Hadoop
 * 10:21 elukey: roll restart druid historicals on druid public to pick up new cache settings (enable segment caching)
 * 10:14 elukey: roll restart druid brokers on druid public to pick up new cache settings (no segment caching, only query caching)
 * 08:01 elukey: manual start of performance-asotranking on stat1007 (requested by Gilles) - T276121

2021-03-01

 * 21:24 razzi: rebalance kafka partitions for webrequest_upload partition 6
 * 18:14 razzi: restart timer that wasn't running on an-worker1101: sudo systemctl restart prometheus-debian-version-textfile.timer
 * 17:40 elukey: reimage an-worker1098 (GPU worker node) to Buster
 * 14:48 elukey: reimage an-worker1097 (gpu node) to debian buster
 * 11:55 elukey: roll restart druid broker on druid-analytics (again) to enable query cache settings (missing config due to typo)
 * 11:34 elukey: roll restart historical daemons (again) on druid-analytics to remove stale config and enable (finally) segment caching.
 * 11:02 elukey: roll restart druid-broker and druid-historical daemons on druid-analytics to pick up new cache settings (disable segment caching on broker and enable it on historicals)
 * 09:12 elukey: restart hadoop daemons on an-worker1112 to pick up the new disk
 * 09:11 elukey: remount /dev/sdl on an-worker1112 (wasn't able to make it fail)

2021-02-26

 * 16:03 razzi: rebalance kafka partitions for webrequest_upload partition 4
 * 12:33 elukey: reimaged an-worker1096 (GPU node) to Debian buster (preserving datanode dirs)
 * 09:52 elukey: reimaged analytics1058 to debian buster (preserving datanode partitions)
 * 07:50 elukey: attempt to reimage analytics1058 (part of the cluster, not a new worker node) to Buster
 * 07:29 elukey: added journalnode partition to all hadoop workers not having it in the Analytics cluster
 * 07:01 elukey: reboot an-worker1099 to clear out kernel soft lockup errors
 * 06:59 elukey: restart datanode on an-worker1099 - soft lockup kernel errors

2021-02-25

 * 17:04 razzi: rebalance kafka partitions for webrequest_upload_3
 * 13:36 elukey: drop /srv/backup/wikistats from thorium
 * 13:35 elukey: drop /srv/backup/backup_wikistats_1 from thorium
 * 11:14 elukey: add an-worker111[7,8] to Analytics Hadoop (were previously backup worker nodes)
 * 08:50 elukey: move analytics-privatedata/search/product to fixed gid/uid on all buster nodes (including airflow/stat100x/launcher)

2021-02-24

 * 19:16 ottomata: service hadoop-yarn-nodemanager start on an-worker1112
 * 16:03 milimetric: deployed refinery
 * 14:09 elukey: roll restart druid brokers on druid public to pick up caffeine cache settings
 * 14:03 elukey: roll restart druid brokers on druid analytics to pick up caffeine cache settings
 * 11:08 elukey: restart druid-broker on an-druid1001 (used by Turnilo) with caffeine cache
 * 09:01 elukey: roll restart druid brokers on druid public - locked
 * 07:47 elukey: change gid/uid for druid + roll restart of all druid nodes

2021-02-23

 * 21:20 ottomata: started nodemanager on an-worker1112
 * 21:15 razzi: rebalance kafka partitions for webrequest_upload partition 2
 * 19:31 elukey: roll out new uid/gid for mapred/druid/analytics/yarn/hdfs for all buster nodes (no op for stretch)
 * 17:47 elukey: change uid/gid for yarn/mapred/analytics/hdfs/druid on stat100x, an-presto100x
 * 15:57 elukey: an-launcher1002's timers restored
 * 15:28 elukey: stop timers on an-launcher1002 to change gid/uid for yarn/hdfs/mapred/analytics/druid and to reboot for kernel updates
 * 15:23 elukey: deploy new uid/gid scheme for yarn/mapred/analytics/hdfs/druid on an-tool100[8,9]
 * 15:22 elukey: deploy new uid/gid scheme for yarn/mapred/analytics/hdfs/druid on an-airflow1001, an-test* buster nodes
 * 15:05 klausman: an-master1001 ~ $ sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chgrp analytics-privatedata-users /wmf/data/raw/webrequest/webrequest_text/hourly/2021/02/22/01/webrequest*
 * 14:51 elukey: drop /srv/backup-1007 on stat1008 to free space

2021-02-22

 * 19:27 ottomata: restart oozie on an-coord1001 to pick up new spark share lib without hadoop jars - T274384
 * 14:38 ottomata: upgrade spark2 on analytics cluster to 2.4.4-bin-hadoop2.6-5~wmf0 (hadoop jars removed) - T274384
 * 14:12 ottomata: upgrade spark2 on an-coord1001 to 2.4.4-bin-hadoop2.6-5~wmf0 (hadoop jars removed), will remove and auto-re add spark-2.4.4-assembly.zip in hdfs after running puppet here
 * 14:07 ottomata: upgrade spark2 on stat1004 to 2.4.4-bin-hadoop2.6-5~wmf0 (hadoop jars removed)
 * 09:01 elukey: reboot stat1005/stat1008 for kernel upgrades

2021-02-19

 * 15:53 elukey: restart oozie again to test another setting for role/admins
 * 15:43 ottomata: installing spark 2.4.4 without hadoop jars on analytics test cluster - T274384
 * 15:31 elukey: restart oozie to apply https://gerrit.wikimedia.org/r/c/operations/puppet/+/665352
 * 14:34 joal: rerun mobile_apps-uniques-daily-wf-2021-2-18
 * 09:16 elukey: stop and decom the hadoop backup cluster

2021-02-18

 * 18:38 razzi: rebalance kafka partition for webrequest_upload partition 1
 * 17:27 elukey: an-coord1002 back in service with raid1 configured
 * 15:48 elukey: stop hive/mysql on an-coord1002 as precautionary step to rebuild the md array
 * 13:10 elukey: failover analytics-hive to an-coord1001 after maintenance (DNS change)
 * 11:32 elukey: restart hive daemons on an-coord1001 to pick up new parquet settings
 * 10:07 elukey: hive failover to an-coord1002 to apply new hive settings to an-coord1001
 * 10:00 elukey: restart hive daemons on an-coord1002 (standby coord) to pick up new default parquet file format change
 * 09:46 elukey: upgrade presto to 0.246-wmf on an-coord1001, an-presto*, stat100x

2021-02-17

 * 17:44 razzi: rebalance kafka partitions for webrequest_upload partition 0
 * 16:14 razzi: rebalance kafka partitions for eqiad.mediawiki.api-request
 * 07:04 elukey: reboot stat1004/stat1006/stat1007 for kernel upgrades

2021-02-16

 * 22:31 razzi: rebalance kafka partitions for codfw.mediawiki.api-request
 * 17:44 razzi: rebalance kafka partitions for netflow
 * 17:42 razzi: rebalance kafka partitions for atskafka_test_webrequest_text
 * 07:32 elukey: restart hadoop daemons on an-worker1099 after reconfiguring a new disk
 * 06:58 elukey: restart hdfs/yarn daemons on an-worker1097 to exclude a failed disk

2021-02-15

 * 20:38 mforns: running hdfs fsck to troubleshoot corrupt blocks
 * 17:28 elukey: restart hdfs namenodes on the main cluster to pick up new racking changes (worker nodes from the backup cluster)

2021-02-14

 * 09:38 joal: Restart and backfill mediacount and mediarequest, and backfill mediarequest-AQS and mediacount archive
 * 09:38 joal: deploy refinery onto hdfs
 * 09:14 joal: Deploy hotfix for mediarequest and mediacount

2021-02-12

 * 19:19 milimetric: deployed refinery with query syntax fix for the last broken cassandra job and an updated EL whitelist
 * 18:34 razzi: rebalance kafka partitions for atskafka_test_webrequest_text
 * 18:31 razzi: rebalance kafka partitions for __consumer_offsets
 * 17:48 joal: Rerun wikidata-articleplaceholder_metrics-wf-2021-2-10
 * 17:47 joal: Rerun wikidata-specialentitydata_metrics-wf-2021-2-10
 * 17:43 joal: Rerun wikidata-json_entity-weekly-wf-2021-02-01
 * 17:08 elukey: reboot presto workers for kernel upgrade
 * 16:32 mforns: finished deployment of analytics-refinery
 * 15:26 mforns: started deployment of analytics-refinery
 * 15:16 elukey: roll restart druid broker on druid-public to pick up new settings
 * 07:54 elukey: roll restart of druid brokers on druid-public - locked after scheduled datasource deletion
 * 07:47 elukey: force a manual run of refinery-druid-drop-public-snapshots on an-launcher1002 (3d before its natural start) - controlled execution to see how druid + 3xdataset replication reacts

2021-02-11

 * 14:26 joal: Restart oozie API job after spark sharelib fix (start: 2021-02-10T18:00)
 * 14:20 joal: Rerun failed clicstream instance 2021-01 after sharelib fix
 * 14:16 joal: Restart oozie after having fixed the spark-2.4.4 sharelib
 * 14:12 joal: Fix oozie sharelib for spark-2.4.4 by copying oozie-sharelib-spark-4.3.0.jar onto the spark folder
 * 02:19 milimetric: deployed again to fix old spelling error :) referererererer
 * 00:05 milimetric: deployed refinery and synced to hdfs, restarting cassandra jobs gently

2021-02-10

 * 21:46 razzi: rebalance kafka partitions for eqiad.mediawiki.cirrussearch-request
 * 21:10 razzi: rebalance kafka partitions for codfw.mediawiki.cirrussearch-request
 * 19:11 elukey: drop /user/oozie/share + chown o+rx -R /user/oozie/share + restart oozie
 * 17:56 razzi: rebalance kafka partitions for eventlogging-client-side
 * 01:07 milimetric: deployed refinery with some fixes after BigTop upgrade, will restart three coordinators right now

2021-02-09

 * 22:04 razzi: rebalance kafka partitions for eqiad.resource-purge
 * 20:51 joal: Rerun webrequest-load-coord-[text|upload] for 2021-02-09T07:00 after data was imported to camus
 * 20:50 razzi: rebalance kafka partitions for codfw.resource-purge
 * 20:31 joal: Rerun webrequest-load-coord-[text|upload] for 2021-02-09T06:00 after data was imported to camus
 * 16:30 elukey: restart datanode on ana-worker1100
 * 16:14 ottomata: restart datanode on analytics1059 with 16g heap
 * 16:08 ottomata: restart datanode on an-worker1080 withh 16g heap
 * 15:58 ottomata: restart datanode on analytics1058
 * 15:55 ottomata: restart datenode on an-worker1115
 * 15:38 elukey: restart namenode on an-master1002
 * 15:01 elukey: restart an-worker1104 with 16g heap size to allow bootstrap
 * 15:01 elukey: restart an-worker1103 with 16g heap size to allow bootstrap
 * 14:57 elukey: restart an-worker1102 with 16g heap size to allow bootstrap
 * 14:54 elukey: restart an-worker1090 with 16g heap size to allow bootstrap
 * 14:50 elukey: restart analytics1072 with 16g heap size to allow bootstrap
 * 14:50 elukey: restart analytics1069 with 16g heap size to allow bootstrap
 * 14:08 elukey: restart analytics1069's datanode with bigger heap size
 * 13:39 elukey: restart hdfs-datanode on analytics10[65,69] - failed to bootstrap due to issues reading datanode dirs
 * 13:38 elukey: restart hdfs-datanode on an-worker1080 (test canary - not showing up in block report)
 * 10:04 elukey: stop mysql replication an-coord1001 -> an-coord1002, an-coord1001 -> db1108
 * 08:29 elukey: leave hdfs safemode to let distcp do its job
 * 08:25 elukey: set hdfs safemode on for the Analytics cluster
 * 08:19 elukey: umount /mnt/hdfs from all nodes using it
 * 08:16 joal: Kill flink yarn app
 * 08:08 elukey: stop jupyterhub on stat100x
 * 08:07 elukey: stop hive on an-coord100[1,2] - prep step for bigtop upgrade
 * 08:05 elukey: stop oozie an-coord1001 - prep step for bigtop upgrade
 * 08:03 elukey: stop presto-server on an-presto100x and an-coord1001 - prep step for bigtop upgrade
 * 07:28 elukey: roll out new apt bigtop changes across all hadoop-related nodes
 * 07:19 joal: Killing yarn users applications
 * 07:12 elukey: stop airflow on an-airflow1001 (prep step for bigtop)
 * 07:09 elukey: stop namenode on an-worker1124 (backup cluster), create two new partitions for backup and namenode, restart namenode
 * 06:14 elukey: disable timers on labstore nodes (prep step for bigtop)
 * 06:11 elukey: disable systemd timers on an-launcher1002 (prep step for bigtop)

2021-02-08

 * 22:29 elukey: the previous entry was related to the Hadoop backup cluster
 * 22:29 elukey: hdfs master failover an-worker1118 -> an-worker1124, created dedicated partition for /var/lib/hadoop/name (root partition filled up), restarted namenode on 1118 (now recovering edit logs)
 * 18:44 razzi: rebalance kafka partitions for eventlogging_VirtualPageView
 * 15:12 ottomata: set kafka topic retention to 31 days for (eqiad|codfw.rdf-streaming-updater.mutation) in kafka main-eqiad and main-codfw - T269619

2021-02-05

 * 20:31 razzi: rebalance kafka partitions for eventlogging_SearchSatisfaction
 * 19:11 razzi: rebalance kafka partitions for eqiad.mediawiki.client.session_tick
 * 18:38 razzi: rebalance kafka partitions for codfw.mediawiki.client.session_tick
 * 17:53 razzi: rebalance kafka partitions for codfw.resource_change
 * 17:53 razzi: rebalance kafka partitions for eqiad.resource_change
 * 11:31 elukey: restart turnilo to pick up changes to the config (two new attributes to webrequest_128)

2021-02-04

 * 19:27 razzi: rebalance kafka partitions for eqiad.mediawiki.job.wikibase-addUsagesForPage
 * 19:27 razzi: rebalance kafka partitions for codfw.mediawiki.job.wikibase-addUsagesForPage
 * 19:22 razzi: rebalance kafka partitions for eventlogging_MobileWikiAppLinkPreview
 * 17:04 elukey: restart presto coordinator on an-coord1001 to pick up logging settings (log to http-request.log)
 * 17:02 elukey: roll restart presto on an-presto* to finally get http-request.log
 * 11:28 elukey: move aqs druid snapshot config to 2021-01
 * 09:01 elukey: restart superset and disable memcached caching
 * 08:08 elukey: move an-worker1117 from Hadoop Analytics to Hadoop Backup

2021-02-03

 * 21:38 razzi: rebalance kafka partitions for eventlogging_MobileWikiAppLinkPreview
 * 20:04 razzi: rebalance kafka partitions for eqiad.mediawiki.job.RecordLintJob
 * 20:03 razzi: rebalance kafka partitions for codfw.mediawiki.job.RecordLintJob
 * 18:28 razzi: rebalance kafka partitions for eqiad.mediawiki.job.refreshLinks
 * 18:28 razzi: rebalance kafka partitions for codfw.mediawiki.job.refreshLinks
 * 17:52 razzi: rebalance kafka partitions for eqiad.wdqs-internal.sparql-query
 * 17:50 razzi: rebalance kafka partitions for codfw.wdqs-internal.sparql-query
 * 14:48 elukey: sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod -R o+rx /wmf/data/wmf/mediawiki/history_reduced
 * 14:45 elukey: sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod o+rx /wmf/data/wmf/mediawiki
 * 14:40 elukey: kill + restart webrequest-druid- { hourly,daily } to pick up new changes after refinery deployment
 * 14:30 elukey: kill + relaunch webrequest_load to pick up new changes after refinery deployment
 * 14:28 elukey: relaunch edit-hourly-druid-coord 02-2021 after chmods
 * 14:25 elukey: sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod -R o+rx /wmf/data/wmf/edit
 * 14:24 elukey: sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod o+rx /wmf/data/wmf
 * 10:57 elukey: deploy refinery to hdfs
 * 10:36 elukey: released Refinery Source 0.1.0
 * 08:54 elukey: drop v0.1.x tags from Refinery source upstream repo
 * 08:48 elukey: drop refinery source artifacts v0.1.2 from Archiva

2021-02-02

 * 20:39 razzi: rebalance kafka partitions for eqiad.mediawiki.job.htmlCacheUpdate
 * 20:39 razzi: rebalance kafka partitions for codfw.mediawiki.job.htmlCacheUpdate
 * 19:29 ottomata: manually altered event.codemirrorusage to fix incompatible type change: https://phabricator.wikimedia.org/T269986#6797385
 * 19:28 elukey: change archiva-ci password in pwstore, archiva and jenkins
 * 17:53 razzi: rebalance kafka partitions for eqiad.wdqs-external.sparql-query
 * 17:17 razzi: rebalance kafka partitions for eventlogging_CentralNoticeImpression
 * 16:39 razzi: rebalance kafka partitions for eventlogging_InukaPageView
 * 08:42 elukey: decommission an-worker1117 from the Hadoop cluster, to move it under the Backup cluster

2021-02-01

 * 21:27 razzi: rebalance kafka partitions for eqiad.mediawiki.job.cdnPurge
 * 21:27 razzi: rebalance kafka partitions for codfw.mediawiki.job.cdnPurge
 * 20:51 razzi: rebalance kafka partitions for eventlogging_PaintTiming
 * 19:01 razzi: rebalance kafka partitions for eventlogging_LayoutShift
 * 18:58 razzi: rebalance kafka partitions for eqiad.mediawiki.job.recentChangesUpdate
 * 18:58 razzi: rebalance kafka partitions for codfw.mediawiki.job.recentChangesUpdate
 * 18:23 razzi: rebalance kafka partitions for codfw.mediawiki.recentchange
 * 18:09 razzi: rebalance kafka partitions for eqiad.resource_change

2021-01-29

 * 20:23 razzi: rebalance kafka partitions for eventlogging_NavigationTiming
 * 19:30 razzi: rebalance kafka partitions for eqiad.mediawiki.revision-score
 * 19:29 razzi: rebalance kafka partitions for codfw.mediawiki.revision-score
 * 19:14 razzi: rebalance kafka partitions for eventlogging_CpuBenchmark
 * 19:11 razzi: rebalance kafka partitions for eqiad.mediawiki.page-links-change
 * 19:10 razzi: rebalance kafka partitions for codfw.mediawiki.page-links-change
 * 14:33 elukey: rollback presto upgrade, worker seems not able to announce themselves to the query coordinator
 * 14:08 elukey: upgrade presto to 0.246 (from 0.226) on an-presto1001 - worker node
 * 14:02 elukey: upgrade presto to 0.246 (from 0.226) on an-coord1001 - query coordinator
 * 07:44 joal: Copy /wmf/data/event_sanitized to backup cluster (T272846)

2021-01-28

 * 22:23 razzi: rebalance kafka partitions for eqiad.mediawiki.page-links-change
 * 22:22 razzi: rebalance kafka partitions for codfw.mediawiki.page-links-change
 * 22:01 razzi: rebalance kafka partitions for eventlogging_QuickSurveyInitiation
 * 21:13 razzi: rebalance kafka partitions for topic eventlogging_EditAttemptStep
 * 19:49 mforns: finished deployment of refinery (for v0.0.146)
 * 18:57 mforns: starting deployment of refinery (for v0.0.146)
 * 18:54 mforns: deployed refinery-source v0.0.146 using Jenkins
 * 18:45 razzi: rebalance kafka partitions for topic eqiad.mediawiki.job.ORESFetchScoreJob
 * 18:42 razzi: rebalance kafka partitions for topic codfw.mediawiki.job.ORESFetchScoreJob
 * 18:22 razzi: rebalance kafka partitions for topic codfw.mediawiki.job.wikibase-InjectRCRecords
 * 17:26 razzi: rebalance kafka partitions for topic eqiad.mediawiki.revision-tags-change
 * 17:26 razzi: rebalance kafka partitions for topic codfw.mediawiki.revision-tags-change
 * 16:32 razzi: rebalance kafka partitions for topic eventlogging_CodeMirrorUsage
 * 16:16 elukey: manual failover of hdfs namenode active/master from an-master1002 to an-master1001

2021-01-27

 * 13:02 joal: Copy /wmf/data/event to backup cluster (30Tb) - T272846
 * 11:15 elukey: add client_port and debug fields to X-Analytics in webrequest varnishkafka streams

2021-01-26

 * 16:39 razzi: reboot kafka-test1006 for kernel upgrade
 * 09:37 elukey: reboot dbstore1005 for kernel upgrades
 * 09:35 joal: Copy /wmf/data/discovery to backup cluster (21Tb) - T272846
 * 09:31 elukey: reboot dbstore1003 for kernel upgrades
 * 09:15 elukey: reboot dbstore1004 for kernel upgrades
 * 09:07 joal: Copy /wmf/refinery to backup cluster (1.1Tb) - T272846
 * 09:01 joal: Copy /wmf/discovery to backup cluster (120Gb) - T272846
 * 08:42 joal: Copy /wmf/camus to backup cluster (120Gb) - T272846

2021-01-25

 * 20:42 razzi: rebalance kafka partitions for eqiad.mediawiki.page-properties-change.json
 * 20:41 razzi: rebalance kafka partitions for codfw.mediawiki.page-properties-change
 * 18:58 razzi: rebalance kafka partitions for eventlogging_ExternalGuidance
 * 18:53 razzi: rebalance kafka partitions for eqiad.mediawiki.job.ChangeDeletionNotification
 * 17:13 joal: Copy /user to backup cluster (92Tb) - T272846
 * 16:23 elukey: drain+restart cassandra on aqs1004 to pick up the new openjdk (canary)
 * 16:21 elukey: restart yarn and hdfs daemon on analytics1058 (canary node for new openjdk)
 * 12:25 joal: Copy /wmf/data/archive to backup cluster (32Tb) - T272846
 * 10:20 elukey: restart memcached on an-tool1010 to flush superset's cache
 * 10:18 elukey: restart superset to remove druid datasources support - T263972
 * 09:57 joal: Changing ownership of archive WMF files to analytics:analytics-privatedata-users after update of oozie jobs

2021-01-22

 * 17:38 mforns: finished refinery deploy to HDFS
 * 17:28 mforns: restarted refine_event and refine_eventlogging_legacy in an-launcher1002
 * 17:11 mforns: starting refinery deploy using scap
 * 17:09 mforns: bumped up refinery-source jar version to 0.0.145 in puppet for Refine and DruidLoad jobs
 * 16:44 mforns: Deployed refinery-source v0.0.145 using jenkins
 * 09:48 joal: Raise druid-public default replication-factor from 2 to 3

2021-01-21

 * 18:54 razzi: rebooting nodes for druid public cluster via cookbook
 * 16:49 ottomata: installed libsnappy-dev and python3-snappy on webperf1001
 * 15:17 joal: Kill mediawiki-wikitext-history-wf-2020-12 as it was stuck and failed
 * 11:19 elukey: block UA with 'python-requests.*' hitting AQS via Varnish

2021-01-20

 * 21:48 milimetric: refinery deployed, synced to hdfs, ready to restart 53 oozie jobs, will do so slowly over the next few hours
 * 18:11 joal: Release refinery-source v0.0.144 to archiva with Jenkins

2021-01-15

 * 09:21 elukey: roll restart druid brokers on druid public - stuck after datasource drop

2021-01-11

 * 07:26 elukey: execute 'sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod o+rx /wmf/data/archive/mediawiki' on launcher to fix dir perms

2021-01-09

 * 15:11 elukey: restart timers 'analytics-*' on labstore100[6,7] to apply new permission settings
 * 08:31 elukey: restart the failed hdfs rsync timers on labstore100[6,7] to kick off the remaining jobs
 * 08:30 elukey: execute hdfs chmod o+x of /wmf/data/archive/projectview /wmf/data/archive/projectview/legacy /wmf/data/archive/pageview/legacy to unblock hdfs rsyncs
 * 08:24 elukey: execute "sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod o+rx /wmf/data/archive/pageview" to unblock labstore hdfs rsyncs
 * 08:21 elukey: execute "sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod o+rx /wmf/data/archive/geoeditors" to unblock labstore hdfs rsync

2021-01-08

 * 18:54 joal: Restart jobs for permissions-fix (clickstream, mediacounts-archive, geoeditors-public_monthly, geoeditors-yearly, mobile_app-uniques-[daily|monthly], pageview-daily_dump, pageview-hourly, projectview-geo, unique_devices-[per_domain|per_project_family]-[daily|monthly])
 * 18:14 joal: Restart projectview-hourly job (permissions test)
 * 18:03 joal: Deploy refinery onto HDFS
 * 17:50 joal: deploy refinery with scap
 * 10:01 elukey: restart varnishkafka-webrequest on cp5001 - timeouts to kafka-jumbo1001, librdkafka seems not recovering very well
 * 08:46 elukey: force restart of check_webrequest_partitions.service on an-launcher1002
 * 08:44 elukey: force restart of monitor_refine_eventlogging_legacy_failure_flags.service
 * 08:18 elukey: raise default max executor heap size for Spark refine to 4G

2021-01-07

 * 18:22 elukey: chown -R /tmp/analytics analytics:analytics-privatedata-users (tmp dir for data quality stats tables)
 * 18:21 elukey: "sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chown -R analytics:analytics-privatedata-users /wmf/data/wmf/data_quality_stats"
 * 18:10 elukey: disable temporarily hdfs-cleaner.timer to prevent /tmp/DataFrameToDruid to be dropped
 * 18:08 elukey: chown -R /tmp/DataFrameToDruid analytics:druid (was: analytics:hdfs) on hdfs to temporarily unblock Hive2Druid jobs
 * 16:31 elukey: remove /etc/mysql/conf.d/research-client.cnf from stat100x nodes
 * 15:40 elukey: deprecate the 'reseachers' posix group for good
 * 11:24 elukey: execute "sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod -R o-rwx /wmf/data/event_sanitized" to fix some file permissions as well
 * 10:36 elukey: execute "sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chmod -R o-rwx /wmf/data/event" on an-master1001 to fix some file permissions (an-launcher executed timers during the past hours without the new umask) - T270629
 * 09:37 elukey: forced re-run of monitor_refine_event_failure_flags.service on an-launcher1002 to clear alerts
 * 08:26 joal: Rerunning 4 failed refine jobs (mediawiki_cirrussearch_request, day=6/hour=20|21, day=7/hour=0|2)
 * 08:14 elukey: re-enable puppet on an-launcher1002 to apply new refine memory settings
 * 07:59 elukey: re-enabling all oozie jobs previously suspended
 * 07:54 elukey: restart oozie on an-coord1001

2021-01-06

 * 20:42 ottomata: starting remaining refine systemd timers
 * 20:19 ottomata: restarted eventlogging_to_druid timers
 * 20:19 ottomata: restarted drop systemd timers
 * 20:18 ottomata: restarted reportupdater timers
 * 20:14 ottomata: re-starting camus systemd timers
 * 16:45 razzi: restart yarn nodemanagers
 * 16:08 razzi: manually failover hdfs haadmin from an-master1002 to an-master1001
 * 15:53 ottomata: stopping analytics systemd timers on an-launcher1002

2021-01-05

 * 21:32 ottomata: bumped mediawiki history snapshot version in AQS
 * 20:45 ottomata: Refine changes: event tables now have is_wmf_domain, canary events are removed, and corrupt records will result in a better monitoring email
 * 20:43 razzi: deploy aqs as part of train
 * 19:17 razzi: deploying refinery for weekly train
 * 09:29 joal: Manually reload unique-devices monthly in cassandra to fix T271170

2021-01-04

 * 22:22 razzi: reboot an-test-coord1001 to upgrade kernel
 * 14:24 elukey: deprecate the analytics-users group

2021-01-03

 * 14:11 milimetric: reset-failed refinery-sqoop-whole-mediawiki.service
 * 14:10 milimetric: manual sqoop finished, logs on an-launcher1002 at /var/log/refinery/sqoop-mediawiki.log and /var/log/refinery/sqoop-mediawiki-production.log

2021-01-01

 * 14:54 milimetric: deployed refinery hotfix for sqoop problem, after testing on three small wikis

2020-12-29

 * 09:18 elukey: restart hue to pick up analytics-hive endpoint settings

2020-12-23

 * 15:53 ottomata: point analytics-hive.eqiad.wmnet back at an-coord1001 - T268028 T270768

2020-12-22

 * 19:35 elukey: restart hive daemons on an-coord1001 to pick up new settings
 * 18:13 elukey: failover analytics-hive.eqiad.wmnet to an-coord1002 (to allow maintenance on an-coord1001)
 * 18:07 elukey: restart hive server on an-coord1002 (current standby - no traffic) to pick up the new config (use the local metastore as opposed to what it is pointed by analytics-hive)
 * 17:00 mforns: Deployed refinery as part of weekly train (v0.0.142)
 * 16:42 mforns: Deployed refinery-source v0.0.142
 * 15:00 razzi: stopping superset server on analytics-tool1004
 * 10:36 elukey: restart presto coordinator to pick up analytics-hive settings
 * 10:25 elukey: failover analytics-hive.eqiad.wmnet to an-coord1001
 * 09:56 elukey: restart hive daemons on an-coord1001 to pick up analytics-hive settings
 * 07:27 elukey: reboot stat100[4-8] (analytics hadoop clients) for kernel upgrades
 * 07:23 elukey: move all analytics clients (spark refine, stat100x, hive-site.xml on hdfs, etc..) to analytics-hive.eqiad.wmnet

2020-12-18

 * 14:10 elukey: restore stat1004 to its previous settings for kerberos credential cache

2020-12-17

 * 14:54 klausman: Updated all stat100x machines to now sport kafkacat 1.6.0, backported from Bullseye
 * 11:04 elukey: wipe/reimage the hadoop test cluster to start clean for CDH (and then test the upgrade to bigtop 1.5)

2020-12-16

 * 21:07 joal: Kill-restart virtualpageview-hourly-coord and projectview-geo-coord with manually updated jar versions (old versions in conf)
 * 19:35 joal: Kill-restart all oozie jobs belonging to analytics except mediawiki-wikitext-history-coord
 * 18:52 joal: Kill-restart cassandra loading oozie jobs
 * 18:37 joal: Kill-restart wikidata-entity, wikidata-item_page_link and mobile_apps-session_metrics oozie jobs
 * 18:31 joal: Kill-rerun data-quality bundles
 * 16:17 razzi: dropping and re-creating superset staging database
 * 08:13 joal: Manually push updated pageview whitelist to HDFS

2020-12-15

 * 20:24 joal: Kill restart webrequest_load oozie job after deploy
 * 19:43 joal: Deploy refinery onto HDFS
 * 19:14 joal: Scap deploy refinery
 * 18:26 joal: Release refinery-source v0.0.141

2020-12-14

 * 19:09 razzi: restart restart hadoop-yarn-resourcemanager on an-master1002 to promote an-master1001 to active again
 * 19:08 razzi: restarted hadoop-yarn-resourcemanager on an-master1001 again by mistake
 * 19:02 razzi: restart hadoop-yarn-resourcemanager on an-master1002
 * 18:54 razzi: restart hadoop-yarn-resourcemanager on an-master1001
 * 18:43 razzi: applying yarn config change via `sudo cumin "A:hadoop-worker" "systemctl restart hadoop-yarn-nodemanager" -b 10`
 * 14:58 elukey: stat1004's krb credential cache moved under /run (shared between notebooks and ssh/bash) - T255262
 * 07:55 elukey: roll restart yarn daemons to pick up https://gerrit.wikimedia.org/r/c/operations/puppet/+/649126

2020-12-11

 * 19:30 ottomata: now ingesting Growth EventLogging schemas using event platform refine job; they are exclude-listed from eventlogging-processor. - T267333
 * 07:04 elukey: roll restart presto cluster to pick up new jvm xmx settings
 * 06:57 elukey: restart presto on an-presto1003 since all the memory on the host was occupied, and puppet failed to run

2020-12-10

 * 12:29 joal: Drop-Recreate-Repair wmf_raw.mediawiki_image table

2020-12-09

 * 20:34 elukey: execute on mysql:an-coord1002 "set GLOBAL replicate_wild_ignore_table='superset_staging.%'" to avoid replication for superset_staging from an-coord1002
 * 07:12 elukey: re-enable timers after maintenance
 * 07:07 elukey: restart hive-server2 on an-coord1002 for consistency
 * 07:05 elukey: restart hive metastore and server2 on an-coord1001 to pick up settings for DBTokenStore
 * 06:50 elukey: stop timers on an-launcher1002 as prep step to restart hive

2020-12-07

 * 18:51 joal: Test mediawiki-wikitext-history new sizing settings
 * 18:43 razzi: kill testing flink job: sudo -u hdfs yarn application -kill application_1605880843685_61049
 * 18:42 razzi: truncate /var/lib/hadoop/data/h/yarn/logs/application_1605880843685_61049/container_e27_1605880843685_61049_01_000002/taskmanager.log on an-worker1011

2020-12-03

 * 22:34 milimetric: updated mw history snapshot on AQS
 * 07:09 elukey: manual reset-failed refinery-sqoop-whole-mediawiki.service on an-launcher1002 (job launched manually)

2020-12-02

 * 21:37 joal: Manually create _SUCCESS flags for banner history monthly jobs to kick off (they'll be deleted by the purge tomorrow morning)
 * 21:16 joal: Rerun timed out jobs after oozie config got updated (mediawiki-geoeditors-yearly-coord and banner_activity-druid-monthly-coord)
 * 20:49 ottomata: deployed eventgate-analytics-external with refactored stream config, hopefully this will work around the canary events alarm bug - T266573
 * 18:20 mforns: finished netflow migration wmf->event
 * 17:50 mforns: starting netflow migration wmf->event
 * 17:50 joal: Manually start refinery-sqoop-production on an-launcher1002 to cover for couped runs failure
 * 16:50 mforns: restarted turnilo to clear deleted datasource
 * 16:47 milimetric: faked _SUCCESS flag for image table to allow daisy-chained mediawiki history load dependent coordinators to keep running
 * 07:49 elukey: restart oozie to pick up new settings for T264358

2020-12-01

 * 19:43 razzi: deploy refinery with refinery-source v0.0.140
 * 10:50 elukey: restart oozie to pick up new logging settings
 * 09:03 elukey: clean up old hive metastore/server old logs on an-coord1001 to free space

2020-11-30

 * 17:51 joal: Deploy refinery onto hdfs
 * 17:49 joal: Kill-restart mediawiki-history-load job after refactor (1 coordinator per table) and tables addition
 * 17:32 joal: Kill-restart mediawiki-history-reduced job for druid-public datasource number of shards update
 * 17:32 joal: Deploy refinery using scap for naming hotfix
 * 15:29 ottomata: migrated EventLogging schemas SpecialMuteSubmit and SpecialInvestigate to EventGate - T268517
 * 14:56 joal: Deploying refinery onto hdfs
 * 14:49 joal: Create new hive tables for newly sqooped data
 * 14:45 joal: Deploy refinery using scap
 * 09:08 elukey: force execution of refinery-drop-pageview-actor-hourly-partitions on an-launcher1002 (after args fixup from Joseph)

2020-11-27

 * 14:51 elukey: roll restart zookeeper on druid* nodes for openjdk upgrades
 * 10:29 elukey: restart eventlogging_to_druid_editattemptstep_hourly on an-launcher1002 (failed) to see if the hive metastore works
 * 10:27 elukey: restart oozie and presto-server on an-coord1001 for openjdk upgrades
 * 10:27 elukey: restart hive server and metastore on an-coord1001 - openjdk upgrades + problem with high GC caused by a job
 * 08:05 elukey: roll restart druid public cluster for openjdk upgrades

2020-11-26

 * 13:52 elukey: roll restart druid daemons on druid analytics to pick up new openjdk upgrades
 * 13:08 elukey: force umount/mount of all /mnt/hdfs mountpoints to pick up opendjdk upgrades
 * 09:07 elukey: force purging https://wikimedia.org/api/rest_v1/metrics/pageviews/per-article/en.wikipedia/all-access/user/Diego_Maradona/daily/2020110500/2020112500 from caches
 * 08:40 elukey: roll restart cassandra on aqs10* for openjdk upgrades

2020-11-25

 * 19:04 joal: Killing job application_1605880843685_18336 as it consumes too much resources
 * 18:40 elukey: restart turnilo to pick up new netflow config changes
 * 16:46 elukey: move analytics1066 to C3
 * 16:11 elukey: move analytics1065 to C3
 * 15:38 elukey: move stat1004 to A5

2020-11-24

 * 19:33 elukey: kill and restart webrequest_load bundle to pick up analytics-hive.eqiad.wmnet settings
 * 19:05 elukey: deploy refinery to hdfs (even if not really needed)
 * 18:47 elukey: deploy analytics refinery as part of the regular weekly train
 * 15:38 elukey: move druid1005 from rack B7 to B6
 * 14:59 elukey: move analytics1072 from rack B2 to B3
 * 09:16 elukey: drop principals and keytabs for analytics10[42-57] - T267932

2020-11-21

 * 08:10 elukey: remove big stderrlog fine in /var/lib/hadoop/data/d/yarn/logs/application_1605880843685_1450 on an-worker1110
 * 08:05 elukey: remove big stderrlog fine in /var/lib/hadoop/data/e/yarn/logs/application_1605880843685_1450 on an-worker1105

2020-11-20

 * 21:09 razzi: truncate /var/lib/hadoop/data/u/yarn/logs/application_1605880843685_0581/container_e27_1605880843685_0581_01_000171/stderr logfile on an-worker1098

2020-11-19

 * 16:35 elukey: roll restart hadoop workers for openjdk upgrades
 * 07:07 elukey: roll restart java daemons on Hadoop test for openjdk upgrades
 * 06:50 elukey: restart refinery-import-siteinfo-dumps.service on an-launcher1002

2020-11-18

 * 09:22 elukey: set dns_canonicalize_hostname = false to all kerberos clients

2020-11-17

 * 23:09 mforns: restarted browser general oozie job
 * 23:00 mforns: finished deploying refinery (regular weekly deployment train)
 * 22:36 mforns: deploying refinery (regular weekly deployment train)
 * 15:11 elukey: drop backup@localhost user from an-coord1001's mariadb meta instance (not used anymore)
 * 15:09 elukey: drop 'dump' user from an-coord1001's analytics meta (related to dbprov hosts, previous attempts before db1108)
 * 14:57 elukey: stutdown stat1008 for ram expansion
 * 11:28 elukey: set analytics meta instance on an-coord1002 as replica of an-coord1001

2020-11-16

 * 10:41 klausman: about to update stat1008 to new kernel and rocm
 * 09:13 joal: Rerun webrequest-refine for hours 0 to 6 of day 2020-11-16 - This will prevent webrequest-druid-daily to get loaded with incoherent data due to bucketing change
 * 08:45 joal: Correct webrequest job directly on HDFS and restart webrequest bundle oozie job
 * 08:43 joal: Kill webrequest bundle to correct typo
 * 08:31 joal: Restart webrequest bundle oozie job with update
 * 08:31 joal: Restart webrequest bun
 * 08:25 joal: Deploying refinery onto HDFS
 * 08:13 joal: Deploying refinery with scap
 * 08:01 joal: Repair wmf.webrequest hive table partitions
 * 08:01 joal: Recreate wmf.webrequest hive table with new partitioning
 * 08:00 joal: Drop webrequest table
 * 07:55 joal: Kill webrequest-bundle oozie job for table update

2020-11-15

 * 08:27 elukey: truncate -s 10g /var/lib/hadoop/data/n/yarn/logs/application_1601916545561_173219/container_e25_1601916545561_173219_01_000177/stderr on an-worker1100
 * 08:21 elukey: sudo truncate -s 10g /var/lib/hadoop/data/c/yarn/logs/application_1601916545561_173219/container_e25_1601916545561_173219_01_000019/stderr on an-worker1098

2020-11-10

 * 19:32 joal: Deploy wikistats2 v2.8.2
 * 18:16 joal: Releasing refinery-source v0,0,139 to archiva
 * 14:48 mforns: restarted data quality stats daily bundle with new metric
 * 13:30 elukey: add hive-server2 to an-coord1002
 * 07:40 elukey: upgrade hue to hue_4.8.0-2 on an-tool1009

2020-11-09

 * 18:34 elukey: drop hdfs-balancer multi-gb log file from launcher1002
 * 18:33 elukey: manually start logrotate.timer apt.timer etc.. on an-launcher1002 - stopped since the last time that I have disabled timers
 * 17:48 razzi: reboot an-coord1002 to see if it updates kernel cpu instructions

2020-11-08

 * 06:31 elukey: truncate huge log file on an-worker1103 for app id application_1601916545561_147041

2020-11-06

 * 19:00 mforns: launched backfilling of data quality stats for os_family_entropy_by_access_method

2020-11-05

 * 18:32 razzi: shutting down kafka-jumbo1005 to allow dcops to upgrade NIC
 * 17:47 razzi: shutting down kafka-jumbo1004 to allow dcops to upgrade NIC
 * 16:57 razzi: shutting down kafka-jumbo1003 to allow dcops to upgrade NIC
 * 16:25 razzi: shutting down kafka-jumbo1002 to allow dcops to upgrade NIC
 * 14:55 elukey: shutdown kafka-jumbo1001 to swap NICs (1g -> 10g)
 * 06:30 elukey: truncate application_1601916545561_129457's taskmanager.log (~600G) on an-worker1113 due to partition 'e' full
 * 02:05 milimetric: deployed refinery pointing to refinery-source v0.0.138

2020-11-04

 * 09:20 elukey: upgrade hue to 4.8.0 on hue-next

2020-11-03

 * 16:52 elukey: mv /srv/analytics.wikimedia.org/published/datasets/archive/public-datasets to /srv/backup/public-datasets on thorium - T265971
 * 15:52 elukey: re-enable timers after maintenance
 * 14:02 elukey: stop timers on an-launcher1002 to drain the cluster (an-coord1001 maintenance prep-step)
 * 13:02 elukey: force a restart of performance-asoranking.service on stat1007 after fix for pandas' sort - T266985
 * 07:26 elukey: re-run cassandra-daily-coord-local_group_default_T_pageviews_per_article_flat failed hour via hue

2020-11-02

 * 21:15 ottomata: evolved Hive table event.contenttranslationabusefilter to match migrated event platform schema - T259163
 * 13:40 elukey: roll restart zookeeper ok an-conf* to pick up new openjdk upgrades
 * 12:40 elukey: forced re-creation of base jupyterhub venvs on stat1007

2020-10-30

 * 17:01 elukey: kafka preferred-replica-election on jumbo1001

2020-10-29

 * 14:25 elukey: restart zookeeper on an-conf1001 for openjdk upgrades

2020-10-27

 * 17:38 ottomata: restrict Fuzz Faster U Fool user agents from submittnig eventlogging legacy systemd data - T266130

2020-10-22

 * 14:05 ottomata: bump camus version to wmf12 for all camus jobs. should be no-op now. - T251609
 * 13:56 ottomata: camus-eventgate-main_events now uses EventStreamConfig to discover topics to ingest, but still uses regex to find topics to monitor - T251609
 * 13:04 ottomata: camus-eventgate-analytics_events now uses EventStreamConfig to discovery topics to ingest and canary topics to monitor - T251609
 * 13:03 elukey: restart turnilo to pick up new wmf_netflow settings
 * 11:51 ottomata: camus-eventgate-analytics-external now uses EventStreamConfig to discovery topics to ingest and canary topics to monitor
 * 07:03 elukey: decom analytics1057 from the Hadoop cluster
 * 06:54 elukey: restart httpd on matomo1002, errors while connecting
 * 06:31 elukey: restart turnilo to apply new settings for wmf_netflow
 * 06:06 elukey: execute "sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chown -R analytics /wmf/data/archive/geoip" on an-launcher1002 - permission issues for 'analytics' and /wmf/data/archive/geoip
 * 02:37 ottomata: re-run webrequest-load-wf- { text,upload } -2020-10-21- { 19,20 } oozie jobs after they timed out waiting for data due to camus misconfiguration (fixed in https://gerrit.wikimedia.org/r/c/operations/puppet/+/635678)

2020-10-21

 * 20:12 razzi: stop nginx on analytics-tool1001.eqiad.wmnet to switch to envoy (hue-next)
 * 20:10 razzi: stop nginx on analytics-tool1001.eqiad.wmnet to switch to envoy (hue)
 * 20:07 razzi: stop nginx on analytics-tool1007.eqiad.wmnet to switch to envoy (turnilo)
 * 20:05 razzi: stop nginx on analytics-tool1004.eqiad.wmnet to switch to envoy (superset)
 * 20:02 razzi: stop nginx on matomo1002.eqiad.wmnet to switch to envoy
 * 10:41 elukey: decommission analytics1052 from the hadoop cluster
 * 10:26 elukey: move journalnode from analytics1052 (to be decommed) to an-worker1080

2020-10-20

 * 20:59 mforns: Deploying refinery with refinery-deploy-to-hdfs (for 0.0.137)
 * 20:24 mforns: Deploying refinery with scap for v0.0.137
 * 20:00 mforns: Deployed refinery-source v0.0.137
 * 15:00 ottomata: disabling sending EventLogging events to eventlogging-valid-mixed topic - T265651
 * 13:34 elukey: upgrade superset's presto TLS config after the above changes
 * 13:33 elukey: move presto to pupet host TLS certificates
 * 10:29 klausman: rocm38 install on an-worker1101 successful, rebooting to make sure everything is in place
 * 06:41 elukey: decom analytics1056 from the hadoop cluster

2020-10-19

 * 14:40 ottomata: restarted eventlogging-processor with filter to skip events already migrated to event platform - T262304
 * 10:09 elukey: add pps/bps measures to wmf_netflow in turnilo
 * 07:27 elukey: decom analytics1055 from the hadoop cluster
 * 06:47 elukey: turnilo upgraded to 1.27.0

2020-10-18

 * 07:01 elukey: decom analytics1054 from hadoop

2020-10-17

 * 06:08 elukey: decom analytics1053 from the hadoop cluster

2020-10-15

 * 17:57 razzi: taking yarn.wikimedia.org offline momentarily to test new tls configuration: T240439
 * 14:51 elukey: roll restart druid-historical daemons on druid1004-1008 to pick up new conn pooling changes
 * 07:03 elukey: restart oozie to pick up the analytics team's admin list
 * 06:09 elukey: decommission analytics1050 from the hadoop cluster

2020-10-14

 * 17:39 joal: Rerun refine for mediawiki_api_request failed hour
 * 15:59 elukey: drain + reboot an-worker1100 to pick up GPU settings
 * 15:29 elukey: drain + reboot an-worker110[1,2] to pick up GPU settings
 * 14:56 elukey: drain + reboot an-worker109[8,9] to pick up GPU settings
 * 05:48 elukey: decom analytics1049 from the Hadoop cluster

2020-10-13

 * 12:38 elukey: drop /srv/backup/mysql from an-master1002 (not used anymore)
 * 08:59 klausman: Regenned the jupyterhub venvs on stat1004
 * 07:56 klausman: re-imaging stat1004 to Buster
 * 06:20 elukey: decom analytics1048 from the Hadoop cluster

2020-10-12

 * 11:36 joal: Clean druid test-datasources
 * 11:32 elukey: remove analytics-meta lvm backup settings from an-coord1001
 * 11:23 elukey: remove analytics-meta lvm backup settings from an-master1002
 * 07:02 elukey: reduce hdfs block replication factor on Hadoop test to 2
 * 05:37 elukey: decom analytics1047 from the Hadoop cluster

2020-10-11

 * 08:33 elukey: drop some old namenode backups under /srv on an-master1002 to free some space
 * 08:24 elukey: decommission analytics1046 from the hadoop cluster
 * 08:12 elukey: clean up logs on an-launcher1002 (disk space full)

2020-10-10

 * 12:01 elukey: decommission analytics1045 from the Hadoop cluster

2020-10-09

 * 13:17 elukey: execute "cumin 'stat100[5,8]* or an-worker109[6-9]* or an-worker110[0,1]*' 'apt-get install -y linux-headers-amd64'"
 * 11:15 elukey: bootstrap the Analytics Hadoop test cluster
 * 09:47 elukey: roll restart of hadoop-yarn-nodemanager on all hadoop workers to pick up new settings
 * 07:58 elukey: decom analytics1044 from Hadoop
 * 07:04 elukey: failover from an-master1002 to 1001 for HDFS namenode (the namenode failed over hours ago, no logs to check)

2020-10-08

 * 18:08 razzi: restart oozie server on an-coord1001 for reverting T262660
 * 17:42 razzi: restart oozie server on an-coord1001 for T262660
 * 17:19 elukey: removed /var/lib/puppet/clientbucket/6/f/a/c/d/9/8/d/6facd98d16886787ab9656eef07d631e/content on an-launcher1002 (29G, last modified Aug 4th)
 * 15:45 elukey: executed git pull on /srv/jupyterhub/deploy and run again create_virtualenv.sh on stat1007 (pyspark kernels may not run correctly due to a missing feature)
 * 15:43 elukey: executed git pull on /srv/jupyterhub/deploy and run again create_virtualenv.sh on stat1006 (pyspark kernels not running due to a missing feature)
 * 13:13 elukey: roll restart of druid overlords and coordinators on druid public to pick up new TLS settings
 * 12:51 elukey: roll restart of druid overlords and coordinators on druid analytics to pick up new TLS settings
 * 10:35 elukey: force the re-creation of default jupyterhub venvs on stat1006 after reimage
 * 08:47 klausman: Starting re-image of stat1006 to Buster
 * 07:14 elukey: decom analytics1043 from the Hadoop cluster
 * 06:46 elukey: move the hdfs balancer from an-coord1001 to an-launcher1002

2020-10-07

 * 08:45 elukey: decom analytics1042 from hadoop

2020-10-06

 * 13:14 elukey: cleaned up /srv/jupyter/venv and re-created it to allow jupyterhub to start cleanly on stat1007
 * 12:56 joal: Restart oozie to pick up new spark settings
 * 12:47 elukey: force re-creation of the base virtualenv for jupyter on stat1007 after the reimage
 * 12:20 elukey: update HDFS Namenode GC/Heap settings on an-master100[1,2]
 * 12:19 elukey: increase spark shuffle io retry logic (10 tries every 10s)
 * 09:08 elukey: add an-worker1114 to the hadoop cluster
 * 09:04 klausman: Starting reimaging of stat1007
 * 07:32 elukey: bootstrap an-worker111[13] as hadoop workers

2020-10-05

 * 19:14 mforns: restarted oozie coord unique_devices-per_domain-monthly after deployment
 * 19:05 mforns: finished deploying refinery to unblock deletion of raw mediawiki_job and raw netflow data
 * 18:45 mforns: deploying refinery to unblock deletion of raw mediawiki_job and raw netflow data
 * 18:20 elukey: manual creation of /opt/rocm -> /opt/rocm-3.3.0 on stat1008 to avoid failures in finding the lib dir
 * 17:11 elukey: bootstrap an-worker[1115-1117] as hadoop workers
 * 14:52 milimetric: disabling drop-el-unsanitized-events timer until https://gerrit.wikimedia.org/r/c/analytics/refinery/+/631804/ is deployed
 * 14:41 elukey: shutdown stat1005 and stat1008 for ram expansion (1005 again)
 * 14:25 elukey: shutdown an-master1001 for ram expansion
 * 13:54 elukey: shutdown stat1005 for ram upgrade
 * 13:31 elukey: shutdown an-master1002 for ram expansion (64 -> 128G)
 * 12:35 elukey: execute "PURGE BINARY LOGS BEFORE '2020-09-28 00:00:00';" on an-coord1001's mysql to free space - T264081
 * 10:31 elukey: bootstrap an-worker111[0,2] as hadoop workers
 * 10:31 elukey: bootstrap an-worker111[0,2
 * 06:33 elukey: reboot stat1005 to resolve weird GPU state (scheduled last week)

2020-10-03

 * 10:35 joal: Manually run mediawiki-history-denormalize after fail-rerun problem (second time)

2020-10-02

 * 16:43 joal: Rerun mediawiki-history-denormalize-wf-2020-09 after failed instance
 * 14:23 elukey: live patch refinery-drop-older-than on stat1007 to unblock timer (patch https://gerrit.wikimedia.org/r/6317800)
 * 13:00 elukey: add an-worker110[6-9] to the Hadoop cluster
 * 06:49 elukey: add an-worker110[0-2] to the hadoop cluster
 * 06:33 joal: Manually sqoop page_props and user_properties to unlock mediawiki-history-load oozie job

2020-10-01

 * 19:07 fdans: deploying wikistats
 * 19:06 fdans: restarted banner_activity-druid-daily-coord from Sep 26
 * 18:59 fdans: restarting mediawiki-history-load-coord
 * 18:57 fdans: creating hive table wmf_raw.mediawiki_page_props
 * 18:56 fdans: creating hive table wmf_raw.mediawiki_user_properties
 * 17:40 elukey: remove + re-create /srv/deployment/analytics/refinery* on stat100[46] (perm issues after reimage)
 * 17:32 elukey: remove + re-create /srv/deployment/analytics/refinery on stat1007 (perm issues after reimage)
 * 17:18 fdans: deploying refinery
 * 14:51 elukey: bootstrap an-worker109[8-9] as hadoop workers (with GPU)
 * 13:35 elukey: bootstrap an-worker1097 (GPU node) as hadoop worker
 * 13:15 elukey: restart performance-asoranking on stat1007
 * 13:15 elukey: execute "sudo chown analytics-privatedata:analytics-privatedata-users /srv/published-datasets/performance/autonomoussystems/*" on stat1007 to fix a perm issue after reimage
 * 10:30 elukey: add an-worker1103 to the hadoop cluster
 * 07:15 elukey: restart hdfs namenodes on an-master100[1,2] to pick up new hadoop workers settings
 * 06:04 elukey: execyte "sudo chown -R analytics-privatedata:analytics-privatedata-users /srv/geoip/archive" on stat1007 - T264152
 * 05:58 elukey: execute "sudo -u hdfs kerberos-run-command hdfs hdfs dfs -chown -R analytics-privatedata /wmf/data/archive/geoip" - T264152

2020-09-30

 * 07:29 elukey: execute "alter table superset_production.alerts drop key ix_alerts_active;" on db1108's analytics-meta instance to fix replication after Superset upgrade - T262162
 * 07:04 elukey: superset upgraded to 0.37.2 on analytics-tool1004 - T262162
 * 05:47 elukey: "PURGE BINARY LOGS BEFORE '2020-09-22 00:00:00';" on an-coord1001's mariadb - T264081

2020-09-28

 * 18:37 elukey: execute "PURGE BINARY LOGS BEFORE '2020-09-20 00:00:00';" on an-coord1001's mariadb as attempt to recover space
 * 18:37 elukey: execute "PURGE BINARY LOGS BEFORE '2020-09-15 00:00:00';" on an-coord1001's mariadb as attempt to recover space
 * 15:09 elukey: execute set global max_connections=200 on an-coord1001's mariadb (hue reporting too many conns, but in reality the fault is from superset)
 * 10:02 elukey: force /srv/jupyterhub/deploy/create_virtual_env.sh on stat1007 after the reimage
 * 07:58 elukey: starting the process to decom the old hadoop test cluster

2020-09-27

 * 06:53 elukey: manually ran /usr/bin/find /srv/backup/hadoop/namenode -mtime +14 -delete on an-master1002 to free space on the /srv partition

2020-09-25

 * 16:25 elukey: systemctl reset-failed monitor_refine_eventlogging_legacy_failure_flags.service on an-launcher1002 to clear alerts
 * 15:52 elukey: restart hdfs namenodes to correct rack settings of the new host
 * 15:42 elukey: add an-worker1096 (GPU worker) to the hadoop cluster
 * 08:57 elukey: restart daemons on analytics1052 (journalnode) to verify new TLS setting simplification (no truststore config in ssl-server.xml, not needed)
 * 07:18 elukey: restart datanode on analytics1044 after new datanode partition settings (one partition was missing, caught by https://gerrit.wikimedia.org/r/c/operations/puppet/+/629647)

2020-09-24

 * 13:24 elukey: moved the hadoop cluster to puppet TLS certificates
 * 13:20 elukey: re-enable timers on an-launcher1002 after maintenance
 * 09:51 elukey: stop all timers on an-launcher1002 to ease maintenance
 * 09:41 elukey: force re-creation of jupyterhub's default venv on stat1006 after reimage
 * 07:29 klausman: Starting reimaging of stat1006
 * 06:48 elukey: on an-launcher1002: sudo -u hdfs kerberos-run-command hdfs hdfs dfs -rm -r -skipTrash /var/log/hadoop-yarn/apps/mirrys/logs/*
 * 06:45 elukey: on an-launcher1002: sudo -u hdfs kerberos-run-command hdfs hdfs dfs -rm -r -skipTrash /var/log/hadoop-yarn/apps/analytics-privatedata/logs/*
 * 06:39 elukey: manually ran "/usr/bin/find /srv/backup/hadoop/namenode -mtime +15 -delete" on an-master1002 to free some space in the backup partition

2020-09-23

 * 07:29 elukey: re-enable timers on al-launcher1002 - maintenance postponed
 * 06:06 elukey: stop timers on an-launcher1002 as prep step before maintenance

2020-09-22

 * 06:29 elukey: re-run webrequest-load-text 21/09T21 - failed due to sporadic hive/kerberos issue (SQLException: Could not open client transport with JDBC Uri: jdbc:hive2://an-coord1001.eqiad.wmnet:10000/default;principal=hive/an-coord1001.eqiad.wmnet@WIKIMEDIA: Peer indicated failure: Failure to initialize security context)

2020-09-21

 * 18:00 elukey: execute sudo -u hdfs kerberos-run-command hdfs hdfs dfs -rm -r -skipTrash /var/log/hadoop-yarn/apps/mgerlach/logs/* to free ~30TB of space on HDFS (Replicated)
 * 17:44 elukey: restart yarn resource managers on an-master100[1,2] to pick up settings for https://gerrit.wikimedia.org/r/c/operations/puppet/+/628887
 * 16:59 joal: Manually add _SUCCESS file to events to hourly-partition of page_move events so that wikidata-item_page_link job starts
 * 16:21 joal: Kill restart wikidata-item_page_link-weekly-coord to not wait on missing data
 * 15:45 joal: Restart wikidata-json_entity-weekly coordinator after wrong kill in new hue UI
 * 15:42 joal: manually killing wikidata-json_entity-weekly-wf-2020-08-31 - Raw data is missing from dumps folder (json dumps)

2020-09-18

 * 15:05 elukey: systemctl reset-failed monitor_refine_eventlogging_legacy_failure_flags.service on an-launcher1002 to clear icinga alrms
 * 10:38 elukey: force ./create_virtualenv.sh in /srv/jupyterhub/deploy to update the jupyter's default venv

2020-09-17

 * 10:12 klausman: started backup of stat1004's /srv to stat1008

2020-09-16

 * 19:12 joal: Manually kill webrequest-hour oozie job that started before the restart could happen (waiting for previous hour to be finished)
 * 19:00 joal: Kill-restart data-quality-hourly bundle after deploy
 * 18:57 joal: Kill-restart webrequest after deploy
 * 18:44 joal: Kill restart mediawiki-history-reduced job after deploy
 * 17:59 joal: Deploy refinery onto HDFS
 * 17:46 joal: Deploy refinery using scap
 * 15:27 elukey: update the TLS backend certificate for Analytics UIs (unified one) to include hue-next.w.o as SAN
 * 12:11 klausman: stat1008 updated to use rock/rocm DKMS driver and back in operation
 * 11:28 klausman: starting to upgrade to rock-dkms driver on stat1008
 * 08:11 elukey: superset 0.37.1 deployed to an-tool1005 (staging env)

2020-09-15

 * 13:43 elukey: re-enable timers on an-launcher1002 after maintenance to an-coord1001
 * 13:43 elukey: restart of hive/oozie/presto daemons on an-coord1001
 * 12:30 elukey: stop timers on an-launcher1002 to drain the cluster and restart an-coord1001's daemons (hive/oozie/presto)
 * 06:48 elukey: run systemctl reset-failed monitor_refine_eventlogging_legacy_failure_flags.service on an-launcher1002

2020-09-14

 * 14:36 milimetric: deployed eventstreams with new KafkaSSE version on staging, eqiad, codfw

2020-09-11

 * 15:41 milimetric: restarted data quality stats bundles
 * 01:32 milimetric: deployed small fix for hql of editors_bycountry load job
 * 00:46 milimetric: deployed refinery source 0.0.136, refinery, and synced to HDFS

2020-09-09

 * 10:11 klausman: Rebooting stat1005 for clearing GPU status and testing new DKMS driver (T260442)
 * 07:25 elukey: restart varnishkafka-webrequest on cp5010 and cp5012, delivery reports errors happening since yesterday's network outage

2020-09-04

 * 18:11 milimetric: aqs deploy went well! Geoeditors endpoint is live internally, data load job was successful, will submit pull request for public endpoint.
 * 06:54 joal: Manually restart mediawiki-history-drop-snapshot after hive-partitions/hdfs-folders mismatch fix
 * 06:08 elukey: reset-failed mediawiki-history-drop-snapshot on an-launcher1002 to clear icinga errors
 * 01:52 milimetric: aborted aqs deploy due to cassandra error

2020-09-03

 * 19:15 milimetric: finished deploying refinery and refinery-source, restarting jobs now
 * 13:59 milimetric: edit-hourly-druid-wf-2020-08 fails consistently
 * 13:56 joal: Kill-restart mediawiki-history-reduced oozie job into production queue
 * 13:56 joal: rerun edit-hourly-druid-wf-2020-08 after failed attempt

2020-09-02

 * 18:24 milimetric: restarting mediawiki history denormalize coordinator in production queue, due to failed 2020-08 run
 * 08:37 elukey: run kafka preferred-replica-election on jumbo after jumbo1003's reimage to buster

2020-08-31

 * 13:43 elukey: run kafka preferred-replica-election on Jumbo after jumbo1001's reimage
 * 07:13 elukey: run kafka preferred-replica-election on Jumbo after jumbo1005's reimage

2020-08-28

 * 14:25 mforns: deployed pageview whitelist with new wiki: ja.wikivoyage
 * 14:18 elukey: run kafka preferred-replica-election on jumbo after the reimage of jumbo1006
 * 07:21 joal: Manually add ja.wikivoyage to pageview allowlist to prevent alerts

2020-08-27

 * 19:05 mforns: finished refinery deploy (ref v0.0.134)
 * 18:41 mforns: starting refinery deploy (ref v0.0.134)
 * 18:30 mforns: deployed refinery-source v0.0.134
 * 13:29 elukey: restart jvm daemons on analytics1042, aqs1004, kafka-jumbo1001 to pick up new openjdk upgrades (canaries)

2020-08-25

 * 15:47 elukey: restart mariadb@analytics_meta on db1108 to apply a replication filter (exclude superset_staging database from replication)
 * 06:35 elukey: restart mediawiki-history-drop-snapshot on an-launcher1002 to check that it works

2020-08-24

 * 06:50 joal: Dropping wikitext-history snapshots 2020-04 and 2020-05 keeping two (2020-06 and 2020-07) to free space in hdfs

2020-08-23

 * 19:34 nuria: deleted 1.2 TB from hdfs://analytics-hadoop/user/analytics/.Trash/200811000000
 * 19:31 nuria: deleted 1.2 TB from hdfs://analytics-hadoop/user/nuria/.Trash/*
 * 19:26 nuria: deleted 300G from hdfs://analytics-hadoop/user/analytics/.Trash/200814000000
 * 19:25 nuria: deleted 1.2 TB from hdfs://analytics-hadoop/user/analytics/.Trash/200808000000

2020-08-20

 * 16:49 joal: Kill restart webrequest-load bundle to move it to production queue

2020-08-14

 * 09:13 fdans: restarting refine to apply T257860

2020-08-13

 * 16:13 fdans: restarting webrequest bundle
 * 14:44 fdans: deploying refinery
 * 14:13 fdans: updating refinery source symlinks

2020-08-11

 * 17:36 ottomata: refine with refinery-source 0.0.132 and merge_with_hive_schema_before_read=true - T255818
 * 14:52 ottomata: scap deploy refinery to an-launcher1002 to get camus wrapper script changes

2020-08-06

 * 14:47 fdans: deploying refinery
 * 08:07 elukey: roll restart druid-brokers (on both clusters) to pick up new changes for monitorings

2020-08-05

 * 13:04 elukey: restart yarn resource managers on an-master100[12] to pick up new Yarn settings - https://gerrit.wikimedia.org/r/c/operations/puppet/+/618529
 * 13:03 elukey: set yarn_scheduler_minimum_allocation_mb = 1 (was zero) to Hadoop to workaround a Flink 1.1 issue (namely it doesn't work if the value is <= 0)
 * 09:32 elukey: set ticket max renewable lifetime to 7d on all kerberos clients (was zero, the default)

2020-08-04

 * 08:30 elukey: resume druid-related oozie coordinator jobs via Hue (after druid upgrade)
 * 08:28 elukey: started netflow kafka supervisor on Druid Analytics (after upgrade)
 * 08:19 elukey: restore systemd timers for druid jobs on an-launcher1002 (after druid upgrade)
 * 07:33 elukey: stop systemd timers related to druid on an-launcher1002
 * 07:29 elukey: stop kafka supervisor for netflow on Druid Analytics (prep step for druid upgrade)
 * 07:00 elukey: suspend all druid-related coordinators in Hue as prep step for upgrade

2020-08-03

 * 09:53 elukey: move all druid-related systemd timer to spark client mode - T254493
 * 08:07 elukey: roll restart aqs on aqs* to pick up new druid settings

2020-08-01

 * 13:22 joal: Rerun cassandra-monthly-wf-local_group_default_T_unique_devices-2020-7 to load missing data (email with bug description sent to list)

2020-07-31

 * 14:46 mforns: restarted webrequest oozie bundle
 * 14:46 mforns: restarted mediawiki history reduced oozie job
 * 09:00 elukey: SET GLOBAL expire_logs_days=14; on matomo1002's mysql
 * 09:00 elukey: SET GLOBAL expire_logs_days=14; on an-coord1001's mysql
 * 06:32 elukey: roll restart of druid brokers on druid100[4-8] to pick up new changes

2020-07-30

 * 19:14 mforns: finished refinery deploy (for v0.0.132)
 * 18:48 mforns: starting refinery deploy (for v0.0.132)
 * 18:27 mforns: deployed refinery-source v0.0.132

2020-07-29

 * 14:37 mforns: quick deployment of pageview white-list

2020-07-28

 * 17:52 ottomata: stopped riting eventlogging data log files on eventlog1002 and stopped syncing them to stat100[67] - T259030
 * 14:29 elukey: stop client-side-events-log.service on eventlog1002 to avoid /srv to fill up
 * 09:48 elukey: re-enable eventlogging file consumers on eventlog1002
 * 09:10 elukey: temporarily stop eventlogging file consumers on eventlog1002 to copy some data over to stat1005 (/srv partition full)
 * 08:03 elukey: Superset migrated to CAS
 * 06:42 elukey: re-run webrequest-load hour 2020-7-28-3

2020-07-27

 * 17:15 elukey: restart eventlogging on eventlog1002 to update the event whitelist (exclude MobileWebUIClickTracking)
 * 08:19 elukey: reset-failed the monitor_refine_failures for eventlogging on an-launcher1002
 * 06:44 elukey: truncate big log file on an-launcher1002 that is filling up the /srv partition

2020-07-22

 * 15:05 joal: manually drop /user/analytics/.Trash/200714000000/wmf/data/wmf/pageview/actor to free some space
 * 15:03 joal: Manually drop /wmf/data/wmf/mediawiki/wikitext/history/snapshot=2020-03 to free some spqce
 * 15:01 elukey: hdfs dfs -rm -r -skipTrash /var/log/hadoop-yarn/apps/analytics-privatedata/logs
 * 14:49 elukey: hdfs dfs -rm -r -skipTrash /var/log/hadoop-yarn/apps/analytics/logs/*
 * 08:09 elukey: turnilo.wikimedia.org migrated to CAS

2020-07-21

 * 18:30 mforns: finished re-deploying refinery to unbreak unique devices per domain monthly
 * 18:05 mforns: re-deploying refinery to unbreak unique devices per domain monthly
 * 17:34 mforns: restarted unique_devices-per_domain-daily-coord
 * 15:09 elukey: yarn.wikimedia.org migrated earlier on to CAS auth
 * 14:58 ottomata: Refine - reverted change to not merge hive schema + event schema before reading - T255818
 * 13:36 ottomata: Refine no longer merges with Hive table schema when reading (except for refine_eventlogging_analytics job) - T255818

2020-07-20

 * 19:56 joal: kill-restart cassandra unique-devices loading daily and monthly after deploy (2020-07-20 and 2020-07-01)
 * 19:55 joal: kill-restart mediawiki-history-denormalize after dpeloy (2020-07-01)
 * 19:55 joal: kill-restart webrequest after dpeloy (2020-07-20T18:00)
 * 19:19 mforns: finished refinery deployment (for v0.0.131)
 * 19:02 mforns: starting refinery deployment (for v0.0.131)
 * 19:02 mforns: deployed refinery-source v0.0.131
 * 18:16 joal: Rerun cassandra-daily-coord-local_group_default_T_unique_devices from 2020-07-15 to 2020-07-19 (both included)
 * 14:50 elukey: restart superset to pick up TLS to mysql settings
 * 14:18 elukey: re-enable timers on an-launcher1002
 * 14:01 elukey: resume pageview-daily_dump-coord via Hue to ease the draining + mariadb restart
 * 14:00 elukey: restart mariadb on an-coord1001 with TLS settings
 * 13:43 elukey: suspend pageview-daily_dump-coord via Hue to ease the draining + mariadb restart
 * 12:55 elukey: stop timers on an-launcher1002 to ease the mariadb restart on an-coord1001 (second attempt)
 * 09:10 elukey: start timers on an-launcher1002 (no mysql restart happened, long jobs not completing, will postpone)
 * 07:16 joal: Restart mobile_apps-session_metrics-wf-7-2020-7-12 after heisenbug kerbe failure
 * 06:58 elukey: stop timers on an-launcher1002 to ease the mariadb restart on an-coord1001

2020-07-17

 * 12:34 elukey: deprecate pivot.wikimedia.org (to ease CAS work)

2020-07-15

 * 17:58 joal: Backfill cassandra unique-devices for per-project-family starting 2019-07
 * 08:18 elukey: move piwik to CAS (idp.wikimedia.org)

2020-07-14

 * 15:50 elukey: upgrade spark2 on all stat100x hosts
 * 15:07 elukey: upgrade spark2 to 2.4.4-bin-hadoop2.6-3 on stat1004
 * 14:55 elukey: re-create jupyterhub's venv on stat1005/8 after https://gerrit.wikimedia.org/r/612484
 * 14:45 elukey: re-create jupyterhub's base kernel directory on stat1005 (trying to debug some problems)
 * 07:27 joal: Restart forgotten unique-devices per-project-family jobs after yesterday deploy

2020-07-13

 * 20:17 milimetric: deployed weekly train with two oozie job bugfixes and rename to pageview_actor table
 * 19:42 joal: Deploy refinery with scap
 * 19:24 joal: Drop pageview_actor_hourly and replace it by pageview_actor
 * 18:26 joal: Kill pageview_actor_hourly and unique_devices_per_project_family jobs to copy backfilled data
 * 12:35 joal: Start backfilling of wdqs_internal (external had been done, not internal :S)

2020-07-10

 * 17:10 nuria: updating the EL whitelist, refinery reploy (but not source)
 * 16:01 milimetric: deployed, EL whitelist is updated

2020-07-09

 * 18:52 elukey: upgrade spark2 to 2.4.4-bin-hadoop2.6-3 on stat1008

2020-07-07

 * 10:12 elukey: decom archiva1001

2020-07-06

 * 08:09 elukey: roll restart aqs on aqs100[4-9] to pick up new druid settings
 * 07:51 elukey: enable binlog on matomo's database on matomo1002

2020-07-04

 * 10:52 joal: Rerun mediawiki-geoeditors-monthly-wf-2020-06 after heisenbug (patch provided for long-term fix)

2020-07-03

 * 19:20 joal: restart failed webrequest-load job webrequest-load-wf-text-2020-7-3-17 with higher thresholds - error due to burst of requests in ulsfo
 * 19:13 joal: restart mediawiki-history-denormalize oozie job using 0.0.115 refinery-job jar
 * 19:05 joal: kill manual execution of mediawiki-history to save an-coord1001 (too big of a spark-driver)
 * 18:53 joal: restart webrequest-load-wf-text-2020-7-3-17 after hive server failure
 * 18:52 joal: restart data_quality_stats-wf-event.navigationtiming-useragent_entropy-hourly-2020-7-3-15 after have server failure
 * 18:51 joal: restart virtualpageview-hourly-wf-2020-7-3-15 after hive-server failure
 * 16:41 joal: Rerun mediawiki-history-check_denormalize-wf-2020-06 after having cleaned up wrong files and restarted a job without deterministic skewed join

2020-07-02

 * 18:16 joal: Launch a manual instance of mediawiki-history-denormalize to release data despite oozie failing
 * 16:17 joal: rerun mediawiki-history-denormalize-wf-2020-06 after oozie sharelib bump through manual restart
 * 12:41 joal: retry mediawiki-history-denormalize-wf-2020-06
 * 07:26 elukey: start a tmux on an-launcher1002 with 'sudo -u analytics /usr/local/bin/kerberos-run-command analytics /usr/local/bin/refinery-sqoop-mediawiki-production'
 * 07:20 elukey: execute systemctl reset-failed refinery-sqoop-whole-mediawiki.service to clear our alarms on launcher1002

2020-07-01

 * 19:04 joal: Kill/restart webrequest-load-bundle for mobile-pageview update
 * 18:59 joal: kill/restart pageview-druid jobs (hourly, daily, monthly) for in_content_namespace field update
 * 18:57 joal: kill/restart mediawiki-wikitext-history-coord and mediawiki-wikitext-current-coord for bz2 codec update
 * 18:55 joal: kill/restart mediawiki-history-denormalize-coord after skewed-join strategy update
 * 18:52 joal: Kill/Restart unique_devices-per_project_family-monthly-coord after fix
 * 18:41 joal: deploy refinery to HDFS
 * 18:28 joal: Deploy refinery using scap after hotfix
 * 18:20 joal: Deploy refinery using scap
 * 16:58 joal: trying to release refinery-source 0.0.129 to archiva, version 3
 * 16:51 elukey: remove /etc/maven/settings.xml from all analytics nodes that have it

2020-06-30

 * 18:28 joal: trying to release refinery-source to archiva from jenkins (second time)
 * 16:30 joal: Release refinery-source v0.0.129 using jenkins
 * 16:30 joal: Deploy refien
 * 16:05 elukey: re-enable timers on an-launcher1002 after archiva maintenance
 * 15:23 elukey: stop timers on an-launcher1002 to ease debugging for refinery deploy
 * 13:12 elukey: restart nodemanager on analytics1068 after GC overhead and OOMs
 * 09:32 joal: Kill/Restart mediawiki-wikitext-history job now that the current month one is done (bz2 fix)

2020-06-29

 * 13:09 elukey: archiva.wikimedia.org migrated to archiva1002

2020-06-25

 * 17:20 elukey: move RU jobs/timers from an-launcher1001 to an-launcher1002
 * 16:07 elukey: move all timers but RU from an-launcher1001 to 1002 (puppet disabled on 1001, all timers completed)
 * 12:13 elukey: reimage notebook1003/4 to debian buster as fresh start
 * 09:28 joal: Kill-restart pageview-hourly to read from pageview_actor
 * 09:25 joal: Kill-restart pageview_actor jobs (current+backfill) after dpeloy
 * 09:14 joal: Deploy refinery to HDFS
 * 08:56 joal: deploying refinery using scap to fix pageview_actor_hourly
 * 08:02 joal: Start backfilling pageview_actor_hourly job with new patch (expected to solve heisenbug)
 * 07:40 joal: Dropping refinery-camus jars from archiva up to 0.0.115
 * 07:04 joal: rerun failed pageview_actor_hourly

2020-06-24

 * 19:36 joal: Cleaning refinery-spark from archiva (up to 0.0.115)
 * 19:28 joal: Cleaning refinery-tools from archiva (up to 0.0.115)
 * 19:16 joal: Restarting unique-devices jobs to use pageview_actor_hourly instead of webrequest (4 jobs)
 * 19:08 joal: Start pageview_actor_hourly oozie job
 * 19:06 joal: Create pageview_actor_hourly after deploy to start new jobs
 * 18:57 joal: Clean archiva refinery-camus except 0.0.90
 * 18:54 joal: Deploying refinery onto HDFS
 * 18:47 joal: clean archiva from refinery-hive (up to 0.0.115)
 * 18:47 joal: Deploying refinery using scap
 * 18:15 joal: launching a new jenkins release after cleanup
 * 17:43 joal: Reseting refinery-source to v0.0.128 for clean release after jenkins-archiva password fix
 * 16:20 joal: Releasing refinery-source 0.0.128 to archiva
 * 06:50 elukey: truncate /srv/reportupdater/log/reportupdater-ee-beta-features from 43G to 1G on an-launcher1001 (disk space issues)

2020-06-22

 * 18:50 joal: Manually update pageview whitelist adding shnwiktionary

2020-06-20

 * 07:41 elukey: powercycle an-worker1093 - bug soft lock up CPU showed in mgmt console
 * 07:37 elukey: powercycle an-worker1091 - bug soft lock up CPU showed in mgmt console

2020-06-17

 * 19:59 milimetric: deployed quick fix for data stats job
 * 18:04 elukey: decommission matomo1001
 * 16:57 ottomata: produce searchsatisfaction events on group0 wikis via eventgate - T249261
 * 07:17 joal: Deleting mediawiki-history-text (avro) for 2020-01 and 2020-02 (we still have 2020-03 and 2020-04) - Expected free space: 160Tb
 * 06:40 elukey: reboot krb1001 for kernel upgrades
 * 06:24 elukey: reboot an-master100[1,2] for kernel upgrades
 * 06:03 elukey: reboot an-conf100[1-3] for kernel upgrades
 * 05:45 elukey: reboot stat1007/8 for kernel upgrades

2020-06-16

 * 19:58 ottomata: evolving event.SearchSatisfaction Hive table using /analytics/legacy/searchsatisfaction/latest schema
 * 19:41 ottomata: bumping Refine refinery jar version to 0.0.127 - T238230
 * 19:17 ottomata: deploying refinery source 0.0.127 for eventlogging -> eventgate migration - T249261
 * 16:02 elukey: reboot kafka-jumbo1008 for kernel upgrades
 * 15:33 milimetric: refinery deployed and synced to hdfs, with refinery-source at 0.0.126
 * 15:20 elukey: reboot kafka-jumbo1007 for kernel upgrades
 * 15:13 elukey: re-enabling timers on launcher after maintenance
 * 15:06 elukey: reboot an-coord1001 for kernel upgrades
 * 14:27 elukey: stop timers on an-launcher1001, prep before rebooting an-coord1001
 * 14:23 elukey: reboot druid100[7,8] for kernel upgrades
 * 11:51 elukey: re-run webrequest-druid-hourly-coord 16/06T10
 * 11:36 elukey: reboot an-druid100[1,2] for kernel upgrades

2020-06-15

 * 09:37 elukey: restart refinery-druid-drop-public-snapshots.service after change in vlan firewall rules (added druid100[7,8] to term druid)

2020-06-11

 * 15:01 mforns: started refinery deploy for v0.0.126
 * 14:58 mforns: deployed refinery-source v0.0.126
 * 13:57 ottomata: removed accidentally added page_restrictions column(s) on Hive table event.mediawiki_user_blocks_change after a incorrect schema change was merged (no data was ever set in this column)

2020-06-09

 * 07:32 elukey: upgrade ROCm to 3.3 on stat1005

2020-06-08

 * 15:42 elukey: remove access to notebook100[3,4] - T249752
 * 14:07 elukey: move matomo cron archiver to systemd timer archiver (with nagios alarming)
 * 14:02 elukey: re-enable timers on an-coord1001
 * 14:01 elukey: restart hive/oozie on an-coord1001 for openjdk upgrades
 * 13:42 elukey: roll restart kafka jumbo brokers for openjdk upgrades
 * 13:26 elukey: stop timers on an-launcher to drain jobs and restart hive/oozie for openjdk upgrades

2020-06-05

 * 17:56 elukey: roll restart presto server on an-presto* to pick up new openjdk upgrades
 * 16:45 elukey: upgrade turnilo to 1.24.0
 * 13:26 elukey: reimage druid1006 to debian buster
 * 09:26 elukey: roll restart cassandra on AQS to pick up openjdk upgrades

2020-06-04

 * 19:12 elukey: roll restart of aqs to pick up new druid settings
 * 18:39 mforns: deployed wikistats2 2.7.5
 * 13:33 elukey: re-enable netflow hive2druid jobs after https://gerrit.wikimedia.org/r/#/c/operations/puppet/+/602356/
 * 10:56 elukey: depooled and reimage druid1004 to Debian Buster (Druid public cluster)
 * 07:31 elukey: stop netflow hive2druid timers to do some experiments
 * 06:13 elukey: kill application_1589903254658_75731 (druid indexation for netflow still running since 12h ago)
 * 05:36 elukey: restart druid middlemanager on druid1002 - strange protobuf warnings, netflow hive2druid indexation job stuck for hours
 * 05:13 elukey: reimage druid1003 to Buster

2020-06-03

 * 17:10 elukey: restart RU jobs after adding memory to an-launcher1001
 * 16:57 elukey: reboot an-launcher1001 to get new memory
 * 16:01 elukey: stop timers on an-launcher, prep for reboot
 * 09:35 elukey: re-run webrequest-druid-hourly-coord 03/06T7 (failed due to druid1002 moving to buster)
 * 08:50 elukey: reimage druid1002 to Buster

2020-06-01

 * 14:54 elukey: stop all timers on an-launcher1001, prep step for reboot
 * 12:54 elukey: /user/dedcode/.Trash/* -skipTrash
 * 06:53 elukey: re-run virtualpageview-hourly-wf-2020-5-31-19
 * 06:28 elukey: temporary stop of all RU jobs on an-launcher1001 to priviledge camus and others
 * 06:03 elukey: kill all airflow-related processes on an-launcher1001 - host killing tasks due to OOM

2020-05-30

 * 08:15 elukey: manual reset-failed of monitor_refine_mediawiki_job_events_failure_flags

2020-05-29

 * 13:19 elukey: re-run druid webrequest hourly 29/05T11 (failed due to a host reimage in progress)
 * 12:19 elukey: reimage druid1001 to Debian Buster
 * 10:05 elukey: move el2druid config from druid1001 to an-druid1001

2020-05-28

 * 18:31 milimetric: after deployment, restarted four oozie jobs with new SLAs and fixed datasets definitions
 * 06:40 elukey: slowly restarting all RU units on an-launcher1001
 * 06:32 elukey: delete old RU pid files with timestamp May 27 19:00 (scap deployment failed to an-launcher due to disk issues) except ./jobs/reportupdater-queries/pingback/.reportupdater.pid that was working fine

2020-05-27

 * 19:53 joal: Start pageview-complete dump oozie job after deploy
 * 19:24 joal: Deploy refinery onto hdfs
 * 19:22 joal: restart failed services on an-launcher1001
 * 19:06 joal: Deploy refinery using scap to an-launcher1001 only
 * 18:41 joal: Deploying refinery with scap
 * 13:42 ottomata: increased Kafka topic retention in jumbo-eqiad to 31 days for (eqiad|codfw).mediawiki.revision-create - T253753
 * 07:09 joal: Rerun webrequest-druid-hourly-wf-2020-5-26-17
 * 07:04 elukey: matomo upgraded to 3.13.5 on matomo1001
 * 06:17 elukey: superset upgraded to 0.36
 * 05:52 elukey: attempt to upgrade Superset to 0.36 - downtime expected

2020-05-24

 * 10:04 elukey: re-run virtualpageview-hourly 23/05T15 - failed due to a sporadic kerberos/hive issue

2020-05-22

 * 09:11 elukey: superset upgrade attempt to 0.36 failed due to a db upgrade error (not seen in staging), rollback to 0.35.2
 * 08:15 elukey: superset down for maintenance
 * 07:09 elukey: add druid100[7,8] to the LVS druid-public-brokers service (serving AQS's traffic)

2020-05-21

 * 17:24 elukey: add druid100[7,8] to the druid public cluster (not serving load balancer traffic for the moment, only joining the cluster) - T252771
 * 16:44 elukey: roll restart druid historical nodes on druid100[4-6] (public cluster) to pick up new settings - T252771
 * 14:02 elukey: restart druid kafka supervisor for wmf_netflow after maintenance
 * 13:53 elukey: restart druid-historical on an-druid100[1,2] to pick up new settings
 * 13:17 elukey: kill wmf_netflow druid supervisor for maintenance
 * 13:13 elukey: stop druid-daemons on druid100[1-3] (one at the time) to move the druid partition from /srv/druid to /srv (didn't think about it before) - T252771
 * 09:16 elukey: move Druid Analytics SQL in Superset to druid://an-druid1001.eqiad.wmnet:8082/druid/v2/sql/
 * 09:05 elukey: move turnilo to an-druid1001 (beefier host)
 * 08:15 elukey: roll restart of all druid historicals in the analytics cluster to pick up new settings

2020-05-20

 * 13:55 milimetric: deployed refinery with refinery-source v0.0.125

2020-05-19

 * 15:28 elukey: restart hadoop master daemons on an-master100[1,2] for openjdk upgrades
 * 06:29 elukey: roll restart zookeeper on druid100[4-6] for openjdk upgrades
 * 06:18 elukey: roll restart zookeeper on druid100[1-3] for openjdk upgrades

2020-05-18

 * 14:02 elukey: roll restart of hadoop daemons on the prod cluster for openjdk upgrades
 * 13:30 elukey: roll restart hadoop daemons on the test cluster for openjdk upgrades
 * 10:33 elukey: add an-druid100[1,2] to the Druid Analytics cluster

2020-05-15

 * 13:23 elukey: roll restart of the Druid analytics cluster to pick up new openjdk + /srv completed
 * 13:15 elukey: turnilo back to druid1001
 * 13:03 elukey: move turnilo config to druid1002 to ease druid maintenance
 * 12:31 elukey: move superset config to druid1002 (was druid1003) to ease maintenance
 * 09:08 elukey: restart druid brokers on Analytics Public

2020-05-14

 * 18:41 ottomata: fixed TLS authentication for Kafka mirror maker on jumbo - T250250
 * 12:49 joal: Release 2020-04 mediawiki_history_reduced to public druid for AQS (elukey did it :-P)
 * 09:53 elukey: upgrade matomo to 3.13.3
 * 09:50 elukey: set matomo in maintenance mode as prep step for upgrade

2020-05-13

 * 21:36 elukey: powercycle analytics1055
 * 13:46 elukey: upgrade spark2 on all stat100x hosts - T250161
 * 06:47 elukey: upgrade spark2 on stat1004 - canary host - T250161

2020-05-11

 * 10:17 elukey: re-run webrequest-load-wf-text-2020-5-11-9
 * 06:06 elukey: restart wikimedia-discovery-golden on stat1007 - apparenlty killed by no memory left to allocate on the system
 * 05:14 elukey: force re-run of monitor_refine_event_failure_flags after fixing a refine failed hour

2020-05-10

 * 07:44 joal: Rerun webrequest-load-wf-upload-2020-5-10-1

2020-05-08

 * 21:06 ottomata: running prefered replica election for kafka-jumbo to get preferred leaders back after reboot of broker earlier today - T252203
 * 15:36 ottomata: starting kafka broker on kafka-jumbo1006, same issue on other brokers when they are leaders of offending partitions - T252203
 * 15:27 ottomata: stopping kafka broker on kafka-jumbo1006 to investigate camus import failures - T252203
 * 15:16 ottomata: restarted turnilo after applying nuria and mforns changes

2020-05-07

 * 17:39 ottomata: deploying fix to refinery bin/camus CamusPartitionChecker when using dynamic stream configs
 * 16:49 joal: Restart and babysit mediawiki-history-denormalize-wf-2020-04
 * 16:37 elukey: roll restart of all the nodemanagers on the hadoop cluster to pick up new jvm settings
 * 13:53 elukey: move stat1007 to role::statistics::explorer (adding jupyterhub)
 * 11:00 joal: Moving application_1583418280867_334532 to the nice queue
 * 10:58 joal: Rerun wikidata-articleplaceholder_metrics-wf-2020-5-6
 * 07:45 elukey: re-run mediawiki-history-denormalize
 * 07:43 elukey: kill application_1583418280867_333560 after a chat with David, the job is consuming ~2TB of RAM
 * 07:32 elukey: re-run mediawiki history load
 * 07:18 elukey: execute yarn application -movetoqueue application_1583418280867_332862 -queue root.nice
 * 07:06 elukey: restart mediawiki-history-load via hue
 * 06:41 elukey: restart oozie on an-coord1001
 * 05:46 elukey: re-run mediarequest-hourly-wf-2020-5-6-19
 * 05:35 elukey: re-run two failed hours for webrequest load text (07/05T05) and upload (06/05T23)
 * 05:33 elukey: restart hadoop yarn nodemanager on analytics1071

2020-05-06

 * 12:49 elukey: restart oozie on an-coord1001 to pick up the new shlib retention changes
 * 12:28 mforns: re-run pageview-druid-hourly-coord for 2020-05-06T06:00:00 after oozie shared lib update
 * 11:30 elukey: use /run/user as kerberos credential cache for stat1005
 * 09:25 elukey: re-run projectview coordinator for 2020-5-6-5 after oozie shared lib update
 * 09:24 elukey: re-run virtualpageview coordinator for 2020-5-6-5 after oozie shared lib update
 * 09:13 elukey: re-run apis coordinator for 2020-5-6-7 after oozie shared lib update
 * 09:11 elukey: re-run learning features actor coordinator for 2020-5-6-7 after oozie shared lib update
 * 09:10 elukey: re-run aqs-hourly coordinator for 2020-5-6-7 after oozie shared lib update
 * 09:09 elukey: re-run mediacounts coordinator for 2020-5-6-7 after oozie shared lib update
 * 09:08 elukey: re-run mediarequest coordinator for 2020-5-6-7 after oozie shared lib update
 * 09:08 elukey: re-run data quality coordinators for 2020-5-6-5/6 after oozie shared lib update
 * 09:05 elukey: re-run pageview-hourly coordinator 2020-5-6-6 after oozie shared lib update
 * 09:04 elukey: execute oozie admin -sharelibupdate on an-coord1001
 * 06:05 elukey: execute hdfs dfs -chown -R analytics-search:analytics-search-users /wmf/data/discovery/search_satisfaction/daily/year=2019

2020-05-05

 * 19:49 mforns: Finished re-deploying refinery using scap, then re-deploying onto hdfs
 * 18:47 mforns: Finished deploying refinery using scap, then deploying onto hdfs
 * 18:13 mforns: Deploying refinery using scap, then deploying onto hdfs
 * 18:02 mforns: Deployed refinery-source using the awesome new jenkins jobs :]
 * 13:15 joal: Dropping unavailable mediawiki-history-reduced datasources from superset

2020-05-04

 * 17:08 joal: Restart refinery-sqoop-mediawiki-private.service on an-launcher1001
 * 17:03 elukey: restart refinery-drop-webrequest-refined-partitions after manual chown
 * 17:03 joal: Restart refinery-sqoop-whole-mediawiki.service on an-launcher1001
 * 17:02 elukey: chown analytics (was: hdfs) /wmf/data/wmf/webrequest/webrequest_source=text/year=2019/month=12/day=14/hour= { 13,18 }
 * 16:44 joal: Deploy refinery again using scap (trying to fox sqoop)
 * 15:39 joal: restart refinery-sqoop-whole-mediawiki.service
 * 15:37 joal: restart refinery-sqoop-mediawiki-private.service
 * 14:50 joal: Deploy refinery using scap to fix sqoop
 * 13:43 elukey: restart refinery-sqoop-whole-mediawiki to test failure exit codes
 * 06:50 elukey: upgrade druid-exporter on all druid nodes

2020-05-03

 * 19:36 joal: Rerun mobile_apps-session_metrics-wf-7-2020-4-26

2020-05-02

 * 10:54 joal: Rerun predictions-actor-hourly-wf-2020-5-2-0

2020-05-01

 * 16:59 elukey: test prometheus-druid-exporter 0.8 on druid1001 (deb packages not yet uploaded, just build and manually installed)

2020-04-30

 * 10:36 elukey: run superset init to add missing perms on an-tool1005 and analytics-tool1004 - T249681
 * 07:14 elukey: correct X-Forwarded-Proto for superset (http -> https) and restart it

2020-04-29

 * 18:55 joal: Kill-restart cassandra-daily-coord-local_group_default_T_pageviews_per_article_flat
 * 18:46 joal: Kill-restart pageview-hourly job
 * 18:45 joal: No restart needed for pageview-druid jobs
 * 18:36 joal: kill restart pageview-druid jobs (hourly, daily, monthly) to add new dimension
 * 18:29 joal: Kill-restart data-quality-stats-hourly bundle
 * 17:57 joal: Deploy refinery on HDFS
 * 17:45 elukey: roll restart Presto workers to pick up the new jvm settings (110G heap size)
 * 16:06 joal: Deploying refinery using scap
 * 15:57 joal: Deploying AQS using scap
 * 14:26 elukey: enable TLS consumer/producers for kafka main -> jumbo mirror maker - T250250
 * 13:48 joal: Releasing refinery 0.0.123 onto archiva with Jenkins
 * 08:47 elukey: roll restart zookeeper on an-conf* to pick up new openjdk11 updates (affects hadoop)

2020-04-27

 * 13:02 elukey: superset 0.36.0 deployed to an-tool1005

2020-04-26

 * 18:14 elukey: restart nodemanager on analytics1054 - failed due to heap pressure
 * 18:14 elukey: re-run webrequest-load-coord-text 26/04/2020T16 via Hue

2020-04-23

 * 13:57 elukey: launch again data quality stats bundle with https://gerrit.wikimedia.org/r/#/c/analytics/refinery/+/592008/ applied locally

2020-04-22

 * 06:46 elukey: kill dataquality hourly bundle again, traffic_by_country keeps failing
 * 06:11 elukey: start data quality bundle hourly with --user=analytics
 * 05:45 elukey: add a separate refinery scap target for the Hadoop test cluster and redeploy to check new settings

2020-04-21

 * 23:17 milimetric: restarted webrequest bundle, babysitting that first before going on
 * 23:00 milimetric: forgot a small jar version update, finished deploying now
 * 21:38 milimetric: deployed twice because analytics1030 failed with "OSError { } " but seems ok after the second deploy
 * 14:27 elukey: add motd to notebook100[3,4] to alert about host deprecation (in favor of stat100x)
 * 11:51 elukey: manually add SUCCESS flags under /wmf/data/wmf/banner_activity/daily/year=2020/month=1 and /wmf/data/wmf/banner_activity/daily/year=2019/month=12 to unblock druid banner monthly indexations

2020-04-20

 * 14:38 ottomata: restarting eventlogging-processor with updated python3-ua-parser for parsing KaiOS user ageints
 * 10:28 elukey: drop /srv/log/mw-log/archive/api from stat1007 (freeing 1.3TB of space!)

2020-04-18

 * 21:40 elukey: force hdfs-balancer as attempt to redistribute hdfs blocks more evenly to worker nodes (hoping to free the busiest ones)
 * 21:32 elukey: drop /user/analytics-privatedata/.Trash/* from hdfs to free some space (~100G used)
 * 21:25 elukey: drop /var/log/hadoop-yarn/apps/analytics-search/* from hdfs to free space (~8T replicated used)
 * 21:21 elukey: drop /user/ { analytics|hdfs } /.Trash/* from hdfs to free space (~100T used)
 * 21:12 elukey: drop /var/log/hadoop-yarn/apps/analytics from hdfs to free space (15.1T replicated)

2020-04-17

 * 13:45 elukey: lock down /srv/log/mw-log/archive/ on stat1007 to analytics-privatedata-users access only
 * 10:26 elukey: re-created default venv for notebooks on notebook100[3,4] (missed to git pull before re-creaing it the last time)

2020-04-16

 * 05:34 elukey: restart hadoop-yarn-nodemanager on an-worker108[4,5] - failed after GC OOM events (heavy spark jobs)

2020-04-15

 * 14:03 elukey: update Superset Alpha role perms with what stated in T249923#6058862
 * 09:35 elukey: restart jupyterhub too as follow up
 * 09:35 elukey: execute "create_virtualenv.sh ../venv" on stat1006, notebook1003, notebook1004 to apply new settings to Spark kernels (re-creating them)
 * 09:09 elukey: restart druid brokers on druid100[4-6] - stuck after datasource deletion

2020-04-11

 * 09:19 elukey: set hive-security: read-only for the Presto hive connector and roll restart the cluster

2020-04-10

 * 16:31 elukey: enable TLS from kafkatee to Kafka on analytics1030 (test instance)
 * 15:45 elukey: migrate data_purge timers from an-coord1001 to an-launcher1001
 * 09:11 elukey: move druid_load jobs from an-coord1001 to an-launcher1001
 * 08:08 elukey: move project_namespace_map from an-coord1001 to an-launcher1001
 * 07:38 elukey: move hdfs-cleaner from an-coord1001 to an-launcher1001

2020-04-09

 * 20:54 elukey: re-run webrequest upload/text hour 15:00 from Hue (stuck due to missing _IMPORTED flag, caused by an-launcher1001 migration. Andrew fixed it re-running manually the Camus checker)
 * 16:00 elukey: move camus timers from an-coord1001 to an-launcher1001
 * 15:20 elukey: absent spark refine timers on an-coord1001 and move them to an-launcher1001

2020-04-07

 * 09:17 elukey: enable refine for TwoColConflictExit (EL schema)

2020-04-06

 * 13:23 elukey: upgraded stat1008 to AMD ROCm 3.3 (enables tensorflow 2.x)
 * 12:33 joal: Bump AQS druid backend to 2020-03
 * 11:50 elukey: deploy new druid datasource in Druid public
 * 06:29 elukey: allow all analytics-privatedata-users to use the GPUs on stat1005/8

2020-04-04

 * 06:52 elukey: restart refinery-import-page-history-dumps

2020-04-03

 * 09:57 elukey: remove TwoColConflictExit from eventlogging's refine blacklist

2020-04-02

 * 19:31 joal: restart paegviewhourly job after manual patch
 * 19:29 joal: Manually patching last deploy to fic virtualpageview job - code merged
 * 17:48 joal: Kill/restart virtualpageview-hourly-coord after deploy
 * 16:55 joal: Deploy refinery onto HDFS
 * 16:30 joal: Deploy refinery using scap
 * 16:12 elukey: re-enable timers on an-coord1001 after maintenance
 * 15:52 elukey: restart hive server2/metastore with G1 settings
 * 14:05 elukey: temporary stop timers on an-coord1001 to facilitate hive daemons restarts
 * 13:47 hashar: test 1 2 3
 * 13:30 joal: Releasing refinery-source v0.0.121 using new jenkins-docker :)
 * 08:23 elukey: kill/restart netflow realtime druid indexation with a new dimension (peer_ip_src) - T246186

2020-04-01

 * 21:19 joal: restart pageview-hourly-wf-2020-4-1-15
 * 18:24 joal: Kill learning-features-actor-hourly as new version to come
 * 18:23 joal: Restart unique_devices-per_project_family-monthly-wf-2020-3 and aqs-hourly-wf-2020-4-1-15 after hive fialure
 * 18:21 joal: restart webrequest-load-wf-upload-2020-4-1-16 and webrequest-load-wf-text-2020-4-1-16 after hive failure
 * 18:14 joal: Kill groceryheist job taking half the cluster
 * 18:06 ottomata: restarted hive-server2
 * 10:07 jbond42: updating icu packages

2020-03-31

 * 12:57 jbond42: updating icu on presto-analytics-canary and hadoop-worker-canary

2020-03-30

 * 07:27 elukey: run /usr/local/bin/refine_sanitize_eventlogging_analytics_immediate --ignore_failure_flag=true --since=72 --verbose --table_whitelist_regex="ResourceTiming" refine_sanitize_eventlogging_analytics_immediate to fix _REFINE_FAILED events
 * 07:16 elukey: run eventlogging refine manually for schemas "EditorActivation|EditorJourney|HomepageVisit|VisualEditorFeatureUse|WikibaseTermboxInteraction|UploadWizardErrorFlowEvent|MobileWikiAppiOSReadingLists|ContentTranslationCTA|QuickSurveysResponses|MobileWikiAppiOSSessions to fix _REFINE_FAILED events

2020-03-29

 * 08:44 elukey: blacklist TwoColConflictExit from Eventlogging Refine to avoid alarm spam

2020-03-28

 * 16:54 elukey: restart yarn nodemanger on analytics1071 - network errors in the logs

2020-03-27

 * 08:09 elukey: deployed new kernerls for https://gerrit.wikimedia.org/r/580083 on stat1004

2020-03-26

 * 09:09 elukey: re-running manually webrequest-load upload 26/03/2020T08 - kerberos failures

2020-03-25

 * 08:14 elukey: restart presto-server on an-coord1001 to remove jmx catalog config

2020-03-24

 * 15:46 elukey: restart all cron.service processes on stat/notebook (killing long lingering processes) to move the unit under user.slice

2020-03-21

 * 14:17 joal: Restart wikidata_item_page_link job with manual fix - review to be confirmed
 * 14:06 joal: Kill buggy wikidata_item_page_link job

2020-03-18

 * 19:39 fdans: refinery deployed
 * 18:52 fdans: deploying refinery
 * 18:51 fdans: refinery source 0.0.119 jars generated and symlinked
 * 18:17 fdans: beginning deploy of refinery-source 0.0.119

2020-03-17

 * 17:25 elukey: deploy superset to enable Presto and Kerberos (Pyhive 0.6.2.)

2020-03-16

 * 19:43 joal: Kill-restart wikidata-articleplaceholder_metrics-coord to fix yarn queue
 * 18:30 mforns: Deployed refinery using scap, then deployed onto hdfs
 * 17:05 elukey: roll restart of hadoop namenodes to get the new GC setting (MaxGCPauseMillis 400 -> 1000)

2020-03-13

 * 12:18 joal: Restart cassandra-daily-wf-local_group_default_T_pageviews_per_article_flat-2020-3-12

2020-03-12

 * 22:53 mforns: Deployed refinery using scap, then deployed onto hdfs
 * 22:22 mforns: deployed refinery-source using jenkins
 * 11:09 elukey: roll restart kerberos kdcs to pick up new ticket lifetime settings (10h -> 48h)
 * 08:27 elukey: re-running refine eventlogging with --since 12 (very conservative but just in case)

2020-03-11

 * 14:49 elukey: add xmldumps mountpoints on stat1004 and stat1005

2020-03-10

 * 15:20 elukey: remove the analytics user keytab from stat100[4,5]
 * 15:06 elukey: move stat1006 to role::statistics::explorer
 * 09:24 elukey: removed /etc/mysql/conf.d/stats-research-client.cnf from all stat boxes (all file used for RU, now on an-launcher1001)

2020-03-09

 * 07:27 elukey: deploy jupyterhub on notebook100[3,4] (manual venv re-creation) to allow the use of the user.slice - T247055
 * 07:26 elukey: upgrade nodejs from 6->10 on stat1* and notebook1*

2020-03-08

 * 17:58 elukey: restart hadoop-yarn-nodemanger on an-worker1087

2020-03-06

 * 14:58 joal: AQS new druid snapshot released (2020-02)
 * 10:06 elukey: roll restart Presto daemons for openjdk upgrades
 * 09:45 elukey: roll restart of cassandra on AQS to pick up new openjdk upgrades

2020-03-05

 * 19:45 elukey: deleted dangling 'reports' symlink on stat100[6,7] in /srv/published
 * 19:39 elukey: mv /srv/reportupdater to /srv/reportupdater-backup05032020 on stat100[6,7]
 * 16:34 mforns: restart turnilo to refresh deleted datasources
 * 14:16 elukey: restart hdfs/yarn master daemons to pick up new core-site changes for Superset
 * 06:48 elukey: restart yarn on analytics1074 (GC overhead, traces of network errors with datanodes)

2020-03-04

 * 08:41 joal: Kill-restart mediawiki-history-reduced-coord
 * 08:38 joal: Kill-restart mediawiki-history-dumps-coord

2020-03-03

 * 21:19 joal: Kill-restart actor jobs
 * 21:17 joal: kill-restart mediawiki-history-check_denormalize-coord
 * 21:16 joal: Kill-restart mediawiki-history job
 * 21:10 joal: Kill Wikidataplaceholder failling coord
 * 21:08 joal: Kill restart wikidata-specialentitydata_metrics-coord
 * 21:07 joal: Start Wikidataplaceholder job
 * 21:06 joal: Kill/restart edit_hourly job
 * 21:04 joal: Start wikidata_item_page_link coordinator
 * 20:46 joal: Deploy refinery onto HDFS
 * 20:34 joal: Deploy refinery using scap
 * 20:28 joal: Add new jars to refinery using Jenkins
 * 20:01 joal: Release refinery-source v0.0.117 with Jenkins
 * 16:37 mforns: restarted turnilo to refresh deleted test datasource
 * 11:56 joal: Kill actor-hourly oozie test jobs (precision of previous message)
 * 11:55 joal: Kill actor-hourly tests
 * 10:50 elukey: restarted kafka jumbo (kafka + mirror maker) for openjdk upgrades
 * 09:22 joal: Rerunning failed mediawiki-history jobs for 2020-02 after mediawiki-history-denormalize issue
 * 09:16 joal: Manually restarting mediawiki-history-denormalize with new patch to try
 * 08:36 elukey: roll restart kafka-jumbo for openjdk upgrades
 * 08:34 elukey: re-enable timers on an-coord1001 after maintenance
 * 08:30 joal: Correct previsou message: Kill mediawiki-history (not mediawiki-history-reduced) as it is failing
 * 08:30 joal: Kill mediawiki-history-reduced as it is failing
 * 08:22 elukey: hive metastore/server2 now running without zookeeper settings and without DBTokenStore (in memory one used instead, the default)
 * 08:19 elukey: restart oozie/hive daemons on an-coord1001 for openjdk upgrades
 * 06:41 elukey: roll restart druid daemons for openjdk upgrades
 * 06:39 elukey: sto timers on an-coord1001 to facilitate daemon restarts (hive/oozie)

2020-03-02

 * 19:58 joal: Remove faulty _REFINED file at /wmf/data/event/mediawiki_revision_score/datacenter=eqiad/year=2020/month=3/day=2/hour=10/_REFINED
 * 15:38 elukey: apply new settings to all stat/notebooks
 * 15:31 elukey: setting new user.slice global memory/cpu settings on notebook1003
 * 15:25 elukey: setting new user-slice global memory/cpu settings on stat1007

2020-02-28

 * 19:10 milimetric: deployed 0.0.116 and restarted webrequest load bundle at 2020-02-28T14
 * 14:49 joal: Drop test keyspaces in cassandra cluster

2020-02-27

 * 21:16 milimetric: tried to deploy AQS but it failed with the same integration test on mediarequests, sending email

2020-02-26

 * 15:06 ottomata: dropped and re-added backfilled partitions on event.CentralNoticeImpression table to propogate schema alter on main table - T244771
 * 09:50 joal: Force delete old api/cirrus events from HDFS trash to free some space

2020-02-24

 * 18:20 elukey: move report updater jobs from stat1007 to an-launcher1001

2020-02-22

 * 14:21 elukey: restart hadoop-yarn-nodemanager on analytics1044 - broken disk, apply hiera overrides to exclude it
 * 14:11 elukey: restart hadoop-yarn-nodemanager on analytics1073 - process died, logs saved in /home/elukey

2020-02-21

 * 16:04 ottomata: altered event.CentralNoticeImpression table column event.campaignStatuses to type string, will backfill data - T244771
 * 11:49 elukey: restart varnishkafka on various cp30xx nodes
 * 11:41 elukey: restart varnishkafka on cp3057 (stuck in timeouts to kafka, analytics alarms raised)
 * 08:19 fdans: deploying refinery
 * 00:11 joal: Rerun failed wikidata-json_entity-weekly-coord instances after having created the missing hive table

2020-02-20

 * 16:57 fdans: refinery source jars updated
 * 16:39 fdans: deploying refinery source 0.0.114
 * 15:16 fdans: deploying AQS

2020-02-19

 * 16:58 ottomata: Deployed refinery using scap, then deployed onto hdfs

2020-02-17

 * 18:29 elukey: reboot turnilo and superset's hosts for kernel upgrades
 * 18:25 elukey: restart kafka on kafka-jumbo1001 to pick up new openjdk updates
 * 18:22 elukey: restart cassandra on aqs1004 to pick up new openjdk updates
 * 17:59 elukey: restart druid daemons on druid1003 to pick up new openjdk updates
 * 17:58 elukey: restart cassandra on aqs1004 to pick up new openjdk updates
 * 17:56 elukey: restart hadoop daemons on analytics1042 to pick up new openjdk updates

2020-02-15

 * 12:07 elukey: re-run failed pageview druid hour
 * 12:05 elukey: re-run failed virtualpageview hours

2020-02-12

 * 14:33 elukey: restart hue on analytics-tool1001
 * 13:36 joal: Kill-restart webrequest bundle to see if it mitigates the error

2020-02-10

 * 15:26 elukey: kill application_1576512674871_246621 (consuming too much memory)
 * 14:31 elukey: kill application_1576512674871_246419 (eating a ton of ram on the cluster)

2020-02-08

 * 09:35 elukey: created /wmf/data/raw/wikidata/dumps/all_ttl on hdfs
 * 09:35 elukey: created /wmf/data/raw/wikidata/dumps/all_json on hdfs

2020-02-05

 * 21:14 joal: Kill data_quality_stats-hourly-bundle and data_quality_stats-daily-bundle
 * 21:11 joal: Kill-restart mediawiki-history-dumps-coord, drop existing data, and restart at 2019-11
 * 21:06 joal: Kill-restart mediawiki-wikitext-history-coord and mediawiki-wikitext-current-coord
 * 20:51 joal: Deploy refinery using scap
 * 20:29 joal: Refinery-source released in archiva by jenkins
 * 20:20 joal: Deploy hdfs-tools 0.0.5 using scap

2020-02-03

 * 11:20 elukey: restart oozie on an-coord1001
 * 10:11 elukey: enable all timers on an-coord1001 after spark encryption/auth settings
 * 09:32 elukey: roll restart yarn node managers again to pick up spark encryption/authentication settings
 * 08:34 elukey: stop timers on an-coord1001 to drain the cluster and ease the deploy of spark encryption settings
 * 07:58 elukey: roll restart hadoop yarn node managers to pick up new libcrypto.so link (shouldn't be necessary but just in case)
 * 07:24 elukey: create /usr/lib/x86_64-linux-gnu/libcrypto.so on all the analytics nodes via puppet

2020-01-27

 * 05:38 elukey: re-run webrequest text 2020-01-26T20/21 with higher dataloss thresholds (false positives)
 * 02:49 elukey: re-run refine eventlogging manually to clear out refine failed events

2020-01-26

 * 17:58 elukey: re-run failed refine job for MobileWebUIActionsTracking 2020-01-26T12
 * 17:32 elukey: restart varnishkafka on cp3056/cp3064 due to network issues on the hosts

2020-01-23

 * 17:48 milimetric: launching a sqoop for imagelinks (will be slow because tuning sess)

2020-01-20

 * 12:19 elukey: restart zookeeper on an-conf100X to pick up openjdk-11 updates

2020-01-18

 * 10:06 elukey: re-run all entropy job failed via Hue (StopWatch issue)

2020-01-16

 * 20:52 mforns: deployed refinery accompanying source v0.0.112
 * 17:00 mforns: deployed refinery-source v0.0.112
 * 15:17 elukey: upgrade superset to 0.35.2
 * 15:14 elukey: stop superset as prep step for upgrade

2020-01-15

 * 10:44 elukey: remove flume-ng and spark-python/core packages from an-coord1001,analytics1030,analytics-tool1001,analytics1039 - T242754
 * 10:39 elukey: remove flume-ng from all stat/notebooks - T242754
 * 10:37 elukey: remove spark-core flume-ng from all the hadoop workers - T242754
 * 08:44 elukey: move aqs to the new rsyslog-logstash pipeline

2020-01-14

 * 20:12 milimetric: deployed aqs with new service-runner version 2.7.3

2020-01-13

 * 21:45 milimetric: webrequest restarted
 * 21:32 milimetric: killing webrequest bundle for restart
 * 15:00 joal: Deploy hdfs-tools 0.0.3 using scap
 * 14:24 joal: Releasing hdfs-tools 0.0.3 to archiva
 * 12:54 elukey: restart hue to re-apply user hive limits (again)

2020-01-10

 * 14:30 elukey: restart oozie with new settings to instruct it to pick up spark-defaults.conf settings from /etc/spark2/conf
 * 07:38 elukey: re-run virtualpageviews-druid-daily 09/01/2020 via Hue
 * 07:37 elukey: systemctl restart drop-el-unsanitized-events on an-coord1001

2020-01-09

 * 11:17 moritzm: installing cyrus-sasl security updates
 * 11:10 elukey: remove old accounts (user: absent) from Superset
 * 10:30 elukey: revert hue's hive query limit and restart hue - T242306
 * 07:45 elukey: re-run failed data-quality-stats-event.navigationtiming-useragent_entropy-hourly-coord 2020/01/09T00
 * 07:33 elukey: kill test_elukey_webrequest_sampled_128 from druid
 * 07:30 elukey: restart turnilo after updating the webrequest_sampled_128's config

2020-01-08

 * 20:44 joal: Restart webrequest-load-bundle to update queue to production
 * 20:17 joal: rerun edit-hourly-wf-2019-12 after having updated the underlying table
 * 20:06 joal: Prepare and start learning-features-actor-hourly-coord
 * 19:56 joal: kill wikidata-articleplaceholder_metrics-coord as it is buggy
 * 19:56 joal: Kill-restart edit-hourly-coord and edit-hourly-druid-coord
 * 19:48 joal: Kill-restart wikidata-articleplaceholder_metrics-coord
 * 19:44 joal: Kill-restart mediawiki-history-load-coord, mediawiki-history-denormalize-coord, mediawiki-history-check_denormalize-coord, mediawiki-history-metrics-coord, mediawiki-history-reduced-coord, mediawiki-history-dumps-coord
 * 19:42 joal: Kill-restart mediawiki-history-load-coord,
 * 19:29 joal: Kill-restart webrequest-druid-daily-coord and webrequest-druid-hourly-coord after deploy
 * 19:16 joal: Deploy refinery on HDFS
 * 19:04 joal: Deploy refinery using scap
 * 18:30 joal: Releasing refinery-0.0.110 to archiva using Jenkins
 * 18:11 joal: AQS deployed with new druid datasource (2019-12)
 * 17:52 joal: Rerun webrequest-load-wf-text-2020-1-8-15 with updated thresholds after frontend issue

2020-01-07

 * 17:54 elukey: apt-get remove python3.5 on stat1005
 * 15:16 elukey: re-enable timers on an-coord1001 after hive restart
 * 15:03 elukey: restart hive (server+metastore) on an-coord1001 to apply delegation token settings
 * 14:36 elukey: stop timers on an-coord1001 as prep step to restart hive
 * 14:05 elukey: apply max cpu cores usage (via systemd cgroups) on stat/notebook
 * 07:59 elukey: restart hue (again) with correct principal settings)
 * 07:42 elukey: restart Hue after applying a new kerberos setting (hue_principal, was not specified before)

2020-01-06

 * 16:45 joal: Manually sqoop missing tables (content,content_models,slot_roles,slots,wbc_entity_usage0

2020-01-02

 * 18:32 elukey: restart hue with new hive query limits