table_open_cache increasing leads to performance regression

Bug #1038940 reported by Vlad Lesin on 2012-08-20
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
MySQL Server
Unknown
Unknown
Percona Server moved to https://jira.percona.com/projects/PS
Status tracked in 5.7
5.1
Won't Fix
Medium
Vlad Lesin
5.5
Triaged
Medium
Vlad Lesin
5.6
Triaged
Medium
Vlad Lesin
5.7
Fix Released
Medium
Unassigned

Bug Description

This is a duplicate of the following upstream bug: http://bugs.mysql.com/bug.php?id=49177 . Issue #25137.

Related branches

Vlad Lesin (vlad-lesin) on 2012-08-20
Changed in percona-server:
assignee: nobody → Vladislav Lesin (vlad-lesin)
description: updated
Changed in percona-server:
status: New → In Progress
Vlad Lesin (vlad-lesin) on 2012-08-20
description: updated
yinfeng (yinfeng-zwx) wrote :

the attached patch of upstream bug#33948 (http://bugs.mysql.com/bug.php?id=33948) may also help improve performance of table cache.

tags: added: performance upstream
Zupo Llask (zupollask) wrote :

Does fixing applied to version 5.7 fixes behavior/performance reported @ https://www.percona.com/blog/2009/11/16/table_cache-negative-scalability/?

Thanks.

I believe it does

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PS-1267

To post a comment you must log in.
This report contains Public information  Edit
Everyone can see this information.

Other bug subscribers

Remote bug watches

Bug watches keep track of this bug in other bug trackers.