Manual:$wgCompressRevisions
From MediaWiki.org
| Compressed Storage Support: $wgCompressRevisions | |
|---|---|
| If this is set on, all future revisions will be compressed on page save, but only if zlib support is available and enabled in PHP. |
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| Introduced in version: | 1.2.0 |
| Removed in version: | still in use |
| Allowed Values: | (boolean) |
| Default Value: | false |
Other settings: Alphabetical | By Function
[edit] Details
We can also compress text in the old revisions; for this, use the script compressOld.php located in directory /maintenance/storage. Any compressed revisions will be decompressed on load regardless of this setting but will not be readable at all if zlib support is not available.