Memcache distributed lock ruins HA
Bug #1395688 reported by
Alexander Makarov
This bug affects 2 people
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
OpenStack Identity (keystone) |
Fix Released
|
Medium
|
Alexander Makarov | ||
Juno |
Fix Released
|
Medium
|
Eric Brown |
Bug Description
Current memcache lock's polling interval calculation locks execution for too long.
In concurrent environment when distributed locking is actively used the chance of 8 subsequent lock collisions is high enough to begin failing authorisation due to timeout.
Changed in keystone: | |
importance: | Undecided → Medium |
Changed in keystone: | |
milestone: | none → kilo-1 |
Changed in keystone: | |
status: | Fix Committed → Fix Released |
Changed in keystone: | |
milestone: | kilo-1 → 2015.1.0 |
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Fix proposed to branch: master /review. openstack. org/136749
Review: https:/