Re: Logging queries cancelled due to replication timeouts
От
Bruce Momjian
Тема
Re: Logging queries cancelled due to replication
timeouts
Дата
Msg-id
201110111852.p9BIqTr05196@momjian.us
Ответ на
Logging queries cancelled due to replication timeouts (Christophe Pettus)
Список
Дерево обсуждения
Logging queries cancelled due to replication timeouts Christophe Pettus <xof@thebuild.com>
Re: Logging queries cancelled due to replication
timeouts Bruce Momjian <bruce@momjian.us>
Christophe Pettus wrote:
> Greetings,
>
> Is there a combination of options that will cause a hot standby replica to log queries that are cancelled due to a replication timeout (max_standby_streaming_delay)?
Sure, how about the system view pg_stat_database_conflicts in PG 9.1?
Our docs say:
Add the pg_stat_database_conflicts</>
system view to show queries that have been canceled and the
reason (Magnus Hagander)
Cancellations can occur because of dropped tablespaces, lock
timeouts, old snapshots, pinned buffers, and deadlocks.
I assume replication cancellations are also in there, no?
--
Bruce Momjian http://momjian.us
EnterpriseDB http://enterprisedb.com
+ It's impossible for everything to be true. +
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