Based on MySQL 5.5.45, including all the bug fixes in it, Percona Server 5.5.45-37.4 is now the current stable release in the 5.5 series. All of Percona‘s software is open-source and free, all the details of the release can be found in the 5.5.45-37.4 milestone at Launchpad.
RESET CHANGE_PAGE_BITMAPSpairs of commands were inadvertently joined, i.e. issuing either command had the effect of both. The first pair, besides flushing both index statistics and changed page bitmaps, had the effect of
RELOADprivilege. The second pair resulted in
FLUSH USER_STATISTICSdestroying changed page bitmaps. Bug fixed #1472251.
If a new connection thread was created while a
SHOW PROCESSLISTcommand or a
INFORMATION_SCHEMA.PROCESSLISTquery was in progress, it could have a negative
TIME_MSvalue returned in the
PROCESSLISToutput. Bug fixed #1379582.
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