Re: Faster pg_resore with autovacuum off? - Mailing list pgsql-admin

From Laurenz Albe
Subject Re: Faster pg_resore with autovacuum off?
Date
Msg-id 4ecf57eb54f6d457357e3882c6e9b0e6eb89aa1b.camel@cybertec.at
Whole thread Raw
In response to Faster pg_resore with autovacuum off?  (Wells Oliver <wells.oliver@gmail.com>)
Responses Re: Faster pg_resore with autovacuum off?
Re: Faster pg_resore with autovacuum off?
List pgsql-admin
On Fri, 2024-07-26 at 17:57 -0700, Wells Oliver wrote:
> Maybe it's an old wives' tale, but I swear I've read a recommendation to turn
> autovacuum off when doing pg_restore into a new server.. Would it make the
> restore faster? I think I've restored and then run vacuumdb + analyze,
> but I wanted to check.

If your machine is too weak to handle the combined workload of restore +
autovacuum, that might get you something.  Otherwise, you are just cheating:
the restore might be faster, but the database is not usable before autovacuum
and autoanalyze have proessed all restored tables.

I wouldn't recommend turning autovacuum off, because it is a dangerous thing
to do.  If you forget to enable it, your database will be in big trouble.

Yours,
Laurenz Albe



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