Performance Chat Summary: 17 June 2025

<div>&NewLine;<p>The full chat log is available beginning <a href&equals;"https&colon;&sol;&sol;wordpress&period;slack&period;com&sol;archives&sol;C02KGN5K076&sol;p1750172425472579" data-type&equals;"link" data-id&equals;"https&colon;&sol;&sol;wordpress&period;slack&period;com&sol;archives&sol;C02KGN5K076&sol;p1748962825207989">here on Slack<&sol;a>&period;<&sol;p>&NewLine;<h2 class&equals;"wp-block-heading"><strong>Open Floor<&sol;strong><&sol;h2>&NewLine;<ul class&equals;"wp-block-list">&NewLine;<li><a href&equals;"https&colon;&sol;&sol;profiles&period;wordpress&period;org&sol;swissspidy&sol;" class&equals;"mention"><span class&equals;"mentions-prefix">&commat;<&sol;span>swissspidy<&sol;a><strong> <&sol;strong>shared a previous question from <a href&equals;"https&colon;&sol;&sol;profiles&period;wordpress&period;org&sol;spacedmonkey&sol;" class&equals;"mention"><span class&equals;"mentions-prefix">&commat;<&sol;span>spacedmonkey<&sol;a>&comma; regarding the use of static variables in core for in-memory caching&comma; and whether the object caching API with a non-persistent cache group might be a better alternative&period; Benefits noted included cache invalidation capabilities and improved testing scenarios&period;<br &sol;>In the original discussion thread&colon;&NewLine;<ul class&equals;"wp-block-list">&NewLine;<li><a href&equals;"https&colon;&sol;&sol;profiles&period;wordpress&period;org&sol;flixos90&sol;" class&equals;"mention"><span class&equals;"mentions-prefix">&commat;<&sol;span>flixos90<&sol;a> questioned the practical advantages of cache invalidation for non-persistent caches&period;<&sol;li>&NewLine;<li><a href&equals;"https&colon;&sol;&sol;profiles&period;wordpress&period;org&sol;spacedmonkey&sol;" class&equals;"mention"><span class&equals;"mentions-prefix">&commat;<&sol;span>spacedmonkey<&sol;a> clarified it would allow developers to optionally enable persistent caching&comma; improve testability by clearing caches between tests&comma; and align with the intended usage of the object cache API&period;<&sol;li>&NewLine;<li><a href&equals;"https&colon;&sol;&sol;profiles&period;wordpress&period;org&sol;flixos90&sol;" class&equals;"mention"><span class&equals;"mentions-prefix">&commat;<&sol;span>flixos90<&sol;a> agreed that while making these caches persistent could introduce issues&comma; improved testing practices were indeed a valid benefit&period;<&sol;li>&NewLine;<&sol;ul>&NewLine;<&sol;li>&NewLine;<li><a href&equals;"https&colon;&sol;&sol;profiles&period;wordpress&period;org&sol;spacedmonkey&sol;" class&equals;"mention"><span class&equals;"mentions-prefix">&commat;<&sol;span>spacedmonkey<&sol;a> also requested feedback on <a class&equals;"" href&equals;"https&colon;&sol;&sol;github&period;com&sol;WordPress&sol;wordpress-develop&sol;pull&sol;8728">PR &num;8728<&sol;a>&comma; inviting further input from contributors&period;<&sol;li>&NewLine;<&sol;ul>&NewLine;<p><strong>Our next chat will be held on <a href&equals;"https&colon;&sol;&sol;www&period;timeanddate&period;com&sol;worldclock&sol;fixedtime&period;html&quest;iso&equals;20250701T1500"><abbr class&equals;"date" title&equals;"2025-07-01T15&colon;00&colon;00&plus;00&colon;00">Tuesday&comma; July 1&comma; 2025 at 15&colon;00 UTC<&sol;abbr><&sol;a> in the <a href&equals;"https&colon;&sol;&sol;wordpress&period;slack&period;com&sol;messages&sol;core-performance&sol;">&num;core-performance channel<&sol;a> in <a href&equals;"https&colon;&sol;&sol;make&period;wordpress&period;org&sol;chat&sol;">Slack<&sol;a><&sol;strong>&period;<&sol;p>&NewLine;<&sol;p>&NewLine;<p class&equals;"o2-appended-tags"><a href&equals;"https&colon;&sol;&sol;make&period;wordpress&period;org&sol;core&sol;tag&sol;core-performance&sol;" class&equals;"tag"><span class&equals;"tag-prefix">&num;<&sol;span>core-performance<&sol;a>&comma; <a href&equals;"https&colon;&sol;&sol;make&period;wordpress&period;org&sol;core&sol;tag&sol;hosting&sol;" class&equals;"tag"><span class&equals;"tag-prefix">&num;<&sol;span>hosting<&sol;a>&comma; <a href&equals;"https&colon;&sol;&sol;make&period;wordpress&period;org&sol;core&sol;tag&sol;performance&sol;" class&equals;"tag"><span class&equals;"tag-prefix">&num;<&sol;span>performance<&sol;a>&comma; <a href&equals;"https&colon;&sol;&sol;make&period;wordpress&period;org&sol;core&sol;tag&sol;performance-chat&sol;" class&equals;"tag"><span class&equals;"tag-prefix">&num;<&sol;span>performance-chat<&sol;a>&comma; <a href&equals;"https&colon;&sol;&sol;make&period;wordpress&period;org&sol;core&sol;tag&sol;summary&sol;" class&equals;"tag"><span class&equals;"tag-prefix">&num;<&sol;span>summary<&sol;a><&sol;p>&NewLine;<&sol;div>&NewLine;