Urgent :: Postgresql streaming replication issue - sync mode - Mailing list pgsql-general

From Shital A
Subject Urgent :: Postgresql streaming replication issue - sync mode
Date
Msg-id CAMp7vw_A7rMTenPqc_NpqTPoMXtcGgeWreHBza5gKis-imXYNQ@mail.gmail.com
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Responses Re: Urgent :: Postgresql streaming replication issue - sync mode
Re: Urgent :: Postgresql streaming replication issue - sync mode
List pgsql-general
Hello,

We are seeing a strange issue with postgresql streaming application in sync mode. 

We are using postgresql 9.6. Old version because of some specific requirements.  We have setup cluster with master-standby using pacemaker. 

When we kill master using killall -9 postgres. The failed primary has few records extra than standby node. We have done setup with synchronous_commit = remote_apply and have set synchronous_standby_names=server_name. 

As the failed primary is having more data, How is it possible that primary is committing transaction before they were applied on standby with synchronous_commit=remote_apply?


Please share if you have any thoughts. Are we missing any config ? 

Thanks ! 

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