Re: Determine which query prevents applying WALs on standby

Andrey Zhidenkov <andrey.zhidenkov@gmail.com> writes:

> Is there a way to detect which query (or queries) on hot standby holds
> streaming replication? Looked into the sources and found out that
> function ResolveRecoveryConflictWithVirtualXIDs do that job but have
> no idea how to do that with SQL.

The pg_locks view on your standby should reveal something.

>
> --
> With best regards, Andrey Zhidenkov.
>
>

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Jerry Sievers
Postgres DBA/Development Consulting
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