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From: Scott Ribe <[email protected]>
To: Pär Mattsson <[email protected]>
Cc: pgsql-admin <[email protected]>
Subject: Re: PGbackrest very slow!
Date: Thu, 23 Oct 2025 07:14:20 -0600
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAE9Bupympsqn=7emjt6T5ug6dg1yKKsBRTx9Venf2cZWULZQtw@mail.gmail.com>
References: <CAE9Bupympsqn=7emjt6T5ug6dg1yKKsBRTx9Venf2cZWULZQtw@mail.gmail.com>

> On Oct 23, 2025, at 2:59 AM, Pär Mattsson <[email protected]> wrote:
> 
> ...
> The backup of 50GB took 40 min.
> It is not a network issue. I tested to transfer 2GB between two host and it took 4 sec.
> 
> I think backup-standby=y slows down the backup out of all minds.
> 
> Br Pär

pgbackrest defaults to gzip compression, which is slow--try lz4 and see what happens

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