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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Mariel Cherkassky <mariel.cherkassky@gmail.com>
Cc: PostgreSQL mailing lists <pgsql-performance@postgresql.org>
Subject: Re: autovacuum run but last_autovacuum is empty
Date: Mon, 26 Nov 2018 11:10:33 -0500
Message-ID: <10326.1543248633@sss.pgh.pa.us> (raw)
In-Reply-To: <CA+t6e1nO+Sek8nudzXg2MMasmZRZYaMpsRFdeoEfivaCRnfwbQ@mail.gmail.com>
References: <CA+t6e1nKAhrZ6BC7x6pP+bdZiNDx7x3M_cgye9HWbFF0AAqa3A@mail.gmail.com>
	<28510.1543245899@sss.pgh.pa.us>
	<CA+t6e1nO+Sek8nudzXg2MMasmZRZYaMpsRFdeoEfivaCRnfwbQ@mail.gmail.com>

Mariel Cherkassky <mariel.cherkassky@gmail.com> writes:
> I think that something is wrong because some tables has a value in
> last_autoanalyze and some dont while most of them were analyzed.

It's possible that autovacuum abandoned some vacuum attempts without
getting to the end because of lock conflicts.

			regards, tom lane

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