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IDProjectCategoryView StatusLast Update
0000266Pgpool-IIBugpublic2017-02-15 22:58
Reporterzoe.chou Assigned ToMuhammad Usama  
PrioritynormalSeverityminorReproducibilitysometimes
Status resolvedResolutionfixed 
PlatformLinuxOSCentos 7 
Summary0000266: Standby server Pgpool shutdown when master server postgresql down due to ipc key conflict
DescriptionWe are testing pgpool master-slave mode and watchdog function.

Before enable watchdog, we can failover to standby node successfully, however after enable watchdog mode, the failover mechanism failed, and the pgpool service on standby server shutdown due to the following error message.

pgpool: 2016-12-07 13:01:00: pid 18762: DETAIL: bind on "/tmp/pgpool/.s.PGPOOLWD_CMD.9000" failed with reason: "Address already in use"
Steps To Reproduce1. Start postgres 9.6 on master node
2. Start postgres 9.6 on standby node
3. Start pgpool 3.6.0 on master node, enable master-slave mode and watchdog
4. Start pgpool 3.6.0 on standby node, enable master-slave mode and watchdog
5. Double check master server node is the master cluster of watchdog, show pool_nodes can indicate the right status of both node.
6. shutdown postgres on master node
7. standby node pgpool shutdown
Tagsload balancing, master slave, watchdog

Issue History

Date Modified Username Field Change
2016-12-07 19:10 zoe.chou New Issue
2016-12-08 11:30 zoe.chou Tag Attached: load balancing
2016-12-08 11:30 zoe.chou Tag Attached: master slave
2016-12-08 11:30 zoe.chou Tag Attached: watchdog
2016-12-08 12:49 zoe.chou File Added: error message.txt
2016-12-20 09:29 t-ishii Assigned To => Muhammad Usama
2016-12-20 09:29 t-ishii Status new => assigned
2017-02-15 22:58 Muhammad Usama Status assigned => resolved
2017-02-15 22:58 Muhammad Usama Resolution open => fixed
2017-02-15 22:58 Muhammad Usama Note Added: 0001344