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help / color / mirror / Atom feedFrom: Tom Lane <tgl@sss.pgh.pa.us>
To: Ulf Lohbrügge <ulf.lohbruegge@gmail.com>
Cc: Scott Marlowe <scott.marlowe@gmail.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: pgsql-performance@postgresql.org <pgsql-performance@postgresql.org>
Subject: Re: Slow execution of SET ROLE, SET search_path and RESET ROLE
Date: Tue, 07 Nov 2017 18:45:47 -0500
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=?UTF-8?Q?Ulf_Lohbr=C3=BCgge?= <ulf.lohbruegge@gmail.com> writes:
> I just ran "check_postgres.pl --action=bloat" and got the following output:
> ...
> Looks fine, doesn't it?
A possible explanation is that something is taking an exclusive lock
on some system catalog and holding it for a second or two. If so,
turning on log_lock_waits might provide some useful info.
regards, tom lane
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To: pgsql-performance@postgresql.org
Cc: tgl@sss.pgh.pa.us, ulf.lohbruegge@gmail.com, scott.marlowe@gmail.com, andres@anarazel.de
Subject: Re: Slow execution of SET ROLE, SET search_path and RESET ROLE
In-Reply-To: <13706.1510098347@sss.pgh.pa.us>
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