RE: How can i be certain autovacuum is causing reuse if table still grows - Mailing list pgsql-admin

From Sidney Aloisio Ferreira Pryor
Subject RE: How can i be certain autovacuum is causing reuse if table still grows
Date
Msg-id CP2PR80MB0707312D852432398C61BDD08C720@CP2PR80MB0707.lamprd80.prod.outlook.com
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In response to Re: How can i be certain autovacuum is causing reuse if table still grows  ("David G. Johnston" <david.g.johnston@gmail.com>)
Responses Re: How can i be certain autovacuum is causing reuse if table still grows  (Keith Fiske <keith.fiske@crunchydata.com>)
Re: How can i be certain autovacuum is causing reuse if table still grows  (Ron <ronljohnsonjr@gmail.com>)
List pgsql-admin
Thank you, David.
So can i assume that autovacuum only release dead tuples when it ends its execution?

Autovacuum is not finishing and is running for days.
We did not find a parameter to limit autovacuum executing time.
Do you have any recomendation?

Thank you.
Sidney.

De: David G. Johnston <david.g.johnston@gmail.com>
Enviado: segunda-feira, 27 de julho de 2020 17:17
Para: Sidney Aloisio Ferreira Pryor <sidney@tjrj.jus.br>
Cc: pgsql-admin@lists.postgresql.org <pgsql-admin@lists.postgresql.org>
Assunto: Re: How can i be certain autovacuum is causing reuse if table still grows
 
On Monday, July 27, 2020, Sidney Aloisio Ferreira Pryor <sidney@tjrj.jus.br> wrote:
Hi, we have a 9.6.5 postgres
 
Autovacuum is set with default parameters and is running on this table for days without naping or stopping.

 3285 | -5 days -23:33:10.792166 | postgres | autovacuum: VACUUM ANALYZE public.flip_pagina_edicao (to prevent wraparound)
(1 rows)


Its probably best avoid drawing conclusions here until the anti-wraparound vacuum has completed and you’ve updated to the latest minor version of PostgreSQL.

David J.

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