To: pgsql-admin@postgresql.org
From: Thomas Kellerer <spam_eater@gmx.net>
Subject: Re: Why are a lot of ROLLBACK queries in idle state
Date: Fri, 18 Nov 2016 11:26:03 +0100
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rajan schrieb am 18.11.2016 um 10:55:
> When querying the pg_stat_acitivity I find a lot of ROLLBACK queries in idle
> state. Can someone help me know why?
> 
> Thanks in advance.
> 
> select query, state, waiting, query_start from pg_stat_activity where query
> ilike '%rollback%';

The _session_ is idle, not the query. 

Quote from the manual:

If the session is idle, the "query" column of pg_stat_activity shows the last executed statement in that session.

So this simply means all those sessions properly ended their transaction using a ROLLBACK statement.

 
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