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auto;text-align:left;background:var(--background-color-base,#fff);color:var(--color-base,#202122);border:1px solid var(--border-color-base,#a2a9b1);border-collapse:collapse}.mw-parser-output .settingsummary th,.mw-parser-output .settingsummary td{padding:5px}.mw-parser-output .settingsummary-header{padding:.5em;text-align:center;background-color:var(--background-color-neutral,#eaecf0)}.mw-parser-output .settingsummary-summary{text-align:center}.mw-parser-output .settingsummary th[scope="row"]{padding:0.3em;text-align:left}.mw-parser-output .settingsummary-default th{vertical-align:top}.mw-parser-output .settingsummary-footer{text-align:center;margin:0.3em;font-size:small;font-style:italic}@media screen{html.skin-theme-clientpref-night .mw-parser-output .settingsummary-header{border-bottom:solid 1px var(--border-color-base,#a2a9b1)}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .settingsummary-header{border-bottom:solid 1px var(--border-color-base,#a2a9b1)}}</style> <table class="settingsummary"> <tbody><tr> <th class="settingsummary-header" colspan="2"><a href="/wiki/Special:MyLanguage/Manual:Configuration_settings#Recent_changes" title="Special:MyLanguage/Manual:Configuration settings">Recent changes, new pages, watchlist and history</a>: $wgWatchlistPurgeRate</th> </tr><tr> <td class="settingsummary-summary" colspan="2">The per-edit rate at which expired watchlist items will be purged from the database.<br /></td> </tr><tr> <th scope="row">Introduced in version:</th><td><a href="/wiki/Category:MediaWiki_configuration_settings_introduced_in_version_1.35.0" title="Category:MediaWiki configuration settings introduced in version 1.35.0">1.35.0</a> (<a href="https://gerrit.wikimedia.org/r/572147" class="extiw" title="gerrit:572147">Gerrit change 572147</a>; <a href="https://gerrit.wikimedia.org/r/q/83804ad" class="extiw" title="gerrit:q/83804ad">git #83804ad</a>)</td> </tr> <tr> <th scope="row">Removed in version:</th><td><i><a href="/wiki/Category:MediaWiki_configuration_settings_still_in_use" title="Category:MediaWiki configuration settings still in use">Still in use</a></i></td> </tr><tr> <th scope="row">Allowed values:</th><td>0.0–1.0 (float)</td> </tr><tr class="settingsummary-default"> <th scope="row">Default value:</th><td>0.1</td> </tr><tr> <td class="settingsummary-footer" colspan="2">Other settings: <a href="/wiki/Special:MyLanguage/Manual:Configuration_settings_(alphabetical)" title="Special:MyLanguage/Manual:Configuration settings (alphabetical)">Alphabetical</a> | <a href="/wiki/Special:MyLanguage/Manual:Configuration_settings" title="Special:MyLanguage/Manual:Configuration settings">By function</a></td> </tr> </tbody></table> <p>Chance of expired watchlist items being purged on any page edit. </p><p>Only has effect if <a href="/wiki/Special:MyLanguage/Manual:$wgWatchlistExpiry" title="Special:MyLanguage/Manual:$wgWatchlistExpiry">$wgWatchlistExpiry</a> is true. </p><p>If this is zero, expired watchlist items will not be removed and the <a href="/wiki/Special:MyLanguage/Manual:purgeExpiredWatchlistItems.php" title="Special:MyLanguage/Manual:purgeExpiredWatchlistItems.php">purgeExpiredWatchlistItems.php</a> maintenance script should be run periodically. </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Manual:$wgWatchlistPurgeRate&action=edit&section=1" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Special:MyLanguage/Manual:$wgWatchlistExpiry" title="Special:MyLanguage/Manual:$wgWatchlistExpiry">$wgWatchlistExpiry</a></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgWatchlistExpiryMaxDuration" title="Special:MyLanguage/Manual:$wgWatchlistExpiryMaxDuration">$wgWatchlistExpiryMaxDuration</a></li> <li><a href="/wiki/Special:MyLanguage/Manual:watchlist_expiry_table" title="Special:MyLanguage/Manual:watchlist expiry table">Manual:Watchlist expiry table</a><span style="display:none"><a href="/wiki/Manual:Watchlist_expiry_table" title="Manual:Watchlist expiry table"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:purgeExpiredWatchlistItems.php" title="Special:MyLanguage/Manual:purgeExpiredWatchlistItems.php">purgeExpiredWatchlistItems.php</a></li> <li><a href="/wiki/Special:MyLanguage/Help:Watchlist_expiry" title="Special:MyLanguage/Help:Watchlist expiry">Help:Watchlist expiry</a><span style="display:none"><a href="/wiki/Help:Watchlist_expiry" title="Help:Watchlist expiry"> </a></span></li></ul> <div class="navbox-styles nomobile"><style data-mw-deduplicate="TemplateStyles:r6230902">.mw-parser-output .navbox{border:1px solid #aaa;box-sizing:border-box;width:100%;margin:auto;clear:both;font-size:88%;text-align:center;padding:1px}.mw-parser-output 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li:last-child:after{content:")";font-weight:normal}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li:before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child:before,.mw-parser-output .hlist dt ol>li:first-child:before,.mw-parser-output .hlist li ol>li:first-child:before{content:" ("counter(listitem)"\a0 "}</style><style data-mw-deduplicate="TemplateStyles:r4692751">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar ul{display:inline;white-space:nowrap}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em;width:6em}</style><div class="plainlinks hlist navbar mini"><ul><li class="nv-view"><a href="/wiki/Template:Watchlists_navigation" title="Template:Watchlists navigation"><abbr title="View this template" style=";;background:none transparent;border:none;box-shadow:none; padding:0;">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Watchlists_navigation" title="Template talk:Watchlists navigation"><abbr title="Discuss this template" style=";;background:none transparent;border:none;box-shadow:none; padding:0;">t</abbr></a></li><li class="nv-edit"><a class="external text" href="https://www.mediawiki.org/w/index.php?title=Template:Watchlists_navigation&action=edit"><abbr title="Edit this template" style=";;background:none transparent;border:none;box-shadow:none; padding:0;">e</abbr></a></li></ul></div><div id="Watchlists" style="font-size:114%;margin:0 4em">Watchlists</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">API modules</th><td class="navbox-list1 navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Special:MyLanguage/API:Watch" title="Special:MyLanguage/API:Watch">Watch</a><span style="display:none"><a href="/wiki/API:Watch" title="API:Watch"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/API:Watchlist" title="Special:MyLanguage/API:Watchlist">Watchlist</a><span style="display:none"><a href="/wiki/API:Watchlist" title="API:Watchlist"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/API:Watchlistraw" title="Special:MyLanguage/API:Watchlistraw">Watchlistraw</a><span style="display:none"><a href="/wiki/API:Watchlistraw" title="API:Watchlistraw"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/API:Watchlist_feed" title="Special:MyLanguage/API:Watchlist feed">Watchlist feed</a><span style="display:none"><a href="/wiki/API:Watchlist_feed" title="API:Watchlist feed"> </a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Configuration settings</th><td class="navbox-list1 navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Special:MyLanguage/Manual:$wgEnotifWatchlist" title="Special:MyLanguage/Manual:$wgEnotifWatchlist">$wgEnotifWatchlist</a><span style="display:none"><a href="/wiki/Manual:$wgEnotifWatchlist" title="Manual:$wgEnotifWatchlist"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgRCShowWatchingUsers" title="Special:MyLanguage/Manual:$wgRCShowWatchingUsers">$wgRCShowWatchingUsers</a><span style="display:none"><a href="/wiki/Manual:$wgRCShowWatchingUsers" title="Manual:$wgRCShowWatchingUsers"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgRCWatchCategoryMembership" title="Special:MyLanguage/Manual:$wgRCWatchCategoryMembership">$wgRCWatchCategoryMembership</a><span style="display:none"><a href="/wiki/Manual:$wgRCWatchCategoryMembership" title="Manual:$wgRCWatchCategoryMembership"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgReadOnlyWatchedItemStore" title="Special:MyLanguage/Manual:$wgReadOnlyWatchedItemStore">$wgReadOnlyWatchedItemStore</a><span style="display:none"><a href="/wiki/Manual:$wgReadOnlyWatchedItemStore" title="Manual:$wgReadOnlyWatchedItemStore"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgShowUpdatedMarker" title="Special:MyLanguage/Manual:$wgShowUpdatedMarker">$wgShowUpdatedMarker</a><span style="display:none"><a href="/wiki/Manual:$wgShowUpdatedMarker" title="Manual:$wgShowUpdatedMarker"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgStructuredChangeFiltersLiveUpdatePollingRate" title="Special:MyLanguage/Manual:$wgStructuredChangeFiltersLiveUpdatePollingRate">$wgStructuredChangeFiltersLiveUpdatePollingRate</a><span style="display:none"><a href="/wiki/Manual:$wgStructuredChangeFiltersLiveUpdatePollingRate" title="Manual:$wgStructuredChangeFiltersLiveUpdatePollingRate"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgUnwatchedPageSecret" title="Special:MyLanguage/Manual:$wgUnwatchedPageSecret">$wgUnwatchedPageSecret</a><span style="display:none"><a href="/wiki/Manual:$wgUnwatchedPageSecret" title="Manual:$wgUnwatchedPageSecret"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgUnwatchedPageThreshold" title="Special:MyLanguage/Manual:$wgUnwatchedPageThreshold">$wgUnwatchedPageThreshold</a><span style="display:none"><a href="/wiki/Manual:$wgUnwatchedPageThreshold" title="Manual:$wgUnwatchedPageThreshold"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgWatchersMaxAge" title="Special:MyLanguage/Manual:$wgWatchersMaxAge">$wgWatchersMaxAge</a><span style="display:none"><a href="/wiki/Manual:$wgWatchersMaxAge" title="Manual:$wgWatchersMaxAge"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgWatchlistExpiry" title="Special:MyLanguage/Manual:$wgWatchlistExpiry">$wgWatchlistExpiry</a><span style="display:none"><a href="/wiki/Manual:$wgWatchlistExpiry" title="Manual:$wgWatchlistExpiry"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:$wgWatchlistExpiryMaxDuration" title="Special:MyLanguage/Manual:$wgWatchlistExpiryMaxDuration">$wgWatchlistExpiryMaxDuration</a><span style="display:none"><a href="/wiki/Manual:$wgWatchlistExpiryMaxDuration" title="Manual:$wgWatchlistExpiryMaxDuration"> </a></span></li> <li><b><a href="/wiki/Special:MyLanguage/Manual:$wgWatchlistPurgeRate" title="Special:MyLanguage/Manual:$wgWatchlistPurgeRate">$wgWatchlistPurgeRate</a></b><span style="display:none"><a class="mw-selflink selflink"> </a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Database tables</th><td class="navbox-list1 navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Special:MyLanguage/Manual:watchlist_table" title="Special:MyLanguage/Manual:watchlist table">watchlist</a></li> <li><a href="/wiki/Special:MyLanguage/Manual:watchlist_expiry_table" title="Special:MyLanguage/Manual:watchlist expiry table">watchlist_expiry</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Help pages</th><td class="navbox-list1 navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Special:MyLanguage/Help:Watchlist" title="Special:MyLanguage/Help:Watchlist">Watchlist</a><span style="display:none"><a href="/wiki/Help:Watchlist" title="Help:Watchlist"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Help:Watchlist_expiry" title="Special:MyLanguage/Help:Watchlist expiry">Watchlist expiry</a><span style="display:none"><a href="/wiki/Help:Watchlist_expiry" title="Help:Watchlist expiry"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Help:Watching_pages" title="Special:MyLanguage/Help:Watching pages">Watching pages</a><span style="display:none"><a href="/wiki/Help:Watching_pages" title="Help:Watching pages"> </a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Hooks</th><td class="navbox-list1 navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/ApiQueryWatchlistExtractOutputData" title="Special:MyLanguage/Manual:Hooks/ApiQueryWatchlistExtractOutputData">ApiQueryWatchlistExtractOutputData</a><span style="display:none"><a href="/wiki/Manual:Hooks/ApiQueryWatchlistExtractOutputData" title="Manual:Hooks/ApiQueryWatchlistExtractOutputData"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/ApiQueryWatchlistPrepareWatchedItemQueryServiceOptions" title="Special:MyLanguage/Manual:Hooks/ApiQueryWatchlistPrepareWatchedItemQueryServiceOptions">ApiQueryWatchlistPrepareWatchedItemQueryServiceOptions</a><span style="display:none"><a href="/wiki/Manual:Hooks/ApiQueryWatchlistPrepareWatchedItemQueryServiceOptions" title="Manual:Hooks/ApiQueryWatchlistPrepareWatchedItemQueryServiceOptions"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/BeforeResetNotificationTimestamp" title="Special:MyLanguage/Manual:Hooks/BeforeResetNotificationTimestamp">BeforeResetNotificationTimestamp</a><span style="display:none"><a href="/wiki/Manual:Hooks/BeforeResetNotificationTimestamp" title="Manual:Hooks/BeforeResetNotificationTimestamp"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/ChangesListSpecialPageQuery" title="Special:MyLanguage/Manual:Hooks/ChangesListSpecialPageQuery">ChangesListSpecialPageQuery</a><span style="display:none"><a href="/wiki/Manual:Hooks/ChangesListSpecialPageQuery" title="Manual:Hooks/ChangesListSpecialPageQuery"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/ChangesListSpecialPageStructuredFilters" title="Special:MyLanguage/Manual:Hooks/ChangesListSpecialPageStructuredFilters">ChangesListSpecialPageStructuredFilters</a><span style="display:none"><a href="/wiki/Manual:Hooks/ChangesListSpecialPageStructuredFilters" title="Manual:Hooks/ChangesListSpecialPageStructuredFilters"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/SendWatchlistEmailNotification" title="Special:MyLanguage/Manual:Hooks/SendWatchlistEmailNotification">SendWatchlistEmailNotification</a><span style="display:none"><a href="/wiki/Manual:Hooks/SendWatchlistEmailNotification" title="Manual:Hooks/SendWatchlistEmailNotification"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/SpecialWatchlistGetNonRevisionTypes" title="Special:MyLanguage/Manual:Hooks/SpecialWatchlistGetNonRevisionTypes">SpecialWatchlistGetNonRevisionTypes</a><span style="display:none"><a href="/wiki/Manual:Hooks/SpecialWatchlistGetNonRevisionTypes" title="Manual:Hooks/SpecialWatchlistGetNonRevisionTypes"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/WatchArticle" title="Special:MyLanguage/Manual:Hooks/WatchArticle">WatchArticle</a><span style="display:none"><a href="/wiki/Manual:Hooks/WatchArticle" title="Manual:Hooks/WatchArticle"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/WatchArticleComplete" title="Special:MyLanguage/Manual:Hooks/WatchArticleComplete">WatchArticleComplete</a><span style="display:none"><a href="/wiki/Manual:Hooks/WatchArticleComplete" title="Manual:Hooks/WatchArticleComplete"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/WatchlistEditorBeforeFormRender" title="Special:MyLanguage/Manual:Hooks/WatchlistEditorBeforeFormRender">WatchlistEditorBeforeFormRender</a><span style="display:none"><a href="/wiki/Manual:Hooks/WatchlistEditorBeforeFormRender" title="Manual:Hooks/WatchlistEditorBeforeFormRender"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/WatchlistEditorBuildRemoveLine" title="Special:MyLanguage/Manual:Hooks/WatchlistEditorBuildRemoveLine">WatchlistEditorBuildRemoveLine</a><span style="display:none"><a href="/wiki/Manual:Hooks/WatchlistEditorBuildRemoveLine" title="Manual:Hooks/WatchlistEditorBuildRemoveLine"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/WatchedItemQueryServiceExtensions" title="Special:MyLanguage/Manual:Hooks/WatchedItemQueryServiceExtensions">WatchedItemQueryServiceExtensions</a><span style="display:none"><a href="/wiki/Manual:Hooks/WatchedItemQueryServiceExtensions" title="Manual:Hooks/WatchedItemQueryServiceExtensions"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/UnwatchArticle" title="Special:MyLanguage/Manual:Hooks/UnwatchArticle">UnwatchArticle</a><span style="display:none"><a href="/wiki/Manual:Hooks/UnwatchArticle" title="Manual:Hooks/UnwatchArticle"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:Hooks/UnwatchArticleComplete" title="Special:MyLanguage/Manual:Hooks/UnwatchArticleComplete">UnwatchArticleComplete</a><span style="display:none"><a href="/wiki/Manual:Hooks/UnwatchArticleComplete" title="Manual:Hooks/UnwatchArticleComplete"> </a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Jobs</th><td class="navbox-list1 navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Special:MyLanguage/Manual:ClearUserWatchlistJob.php" title="Special:MyLanguage/Manual:ClearUserWatchlistJob.php">ClearUserWatchlistJob</a><span style="display:none"><a href="/wiki/Manual:ClearUserWatchlistJob.php" title="Manual:ClearUserWatchlistJob.php"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:ClearWatchlistNotificationsJob.php" title="Special:MyLanguage/Manual:ClearWatchlistNotificationsJob.php">ClearWatchlistNotificationsJob</a><span style="display:none"><a href="/wiki/Manual:ClearWatchlistNotificationsJob.php" title="Manual:ClearWatchlistNotificationsJob.php"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:WatchlistExpiryJob.php" title="Special:MyLanguage/Manual:WatchlistExpiryJob.php">WatchlistExpiryJob</a><span style="display:none"><a href="/wiki/Manual:WatchlistExpiryJob.php" title="Manual:WatchlistExpiryJob.php"> </a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Maintenance scripts</th><td class="navbox-list1 navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Special:MyLanguage/Manual:cleanupWatchlist.php" title="Special:MyLanguage/Manual:cleanupWatchlist.php">cleanupWatchlist.php</a><span style="display:none"><a href="/wiki/Manual:CleanupWatchlist.php" title="Manual:CleanupWatchlist.php"> </a></span></li> <li><a href="/wiki/Special:MyLanguage/Manual:purgeExpiredWatchlistItems.php" 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