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help / color / mirror / Atom feedFrom: masheed ullah <masheedullah@gmail.com>
To: Ilya Anfimov <ilan@tzirechnoy.com>
To: pgsql-performance@lists.postgresql.org
Subject: Re: Postgres DB backup is taking too much time
Date: Mon, 4 May 2026 12:58:54 +0300
Message-ID: <CAHr8x_vygxU0onst=Fto8rGZjRHBz=mefospzziRVN5TXvJkwQ@mail.gmail.com> (raw)
In-Reply-To: <afhm58YUGhbwCbNE@azor.tzirechnoy.ru>
References: <CAHr8x_sQww+XNAFoHkyjYKJYq3CVcQLxJL0yaY3GHNzO3YV+bw@mail.gmail.com>
<afhm58YUGhbwCbNE@azor.tzirechnoy.ru>
Thank you every one for your output.
Although pgBeckRest has no more support.
Should I suggest starting testing backup and restore with pgBectRest?
I did not find any 3rd Party tool.
On Mon, May 4, 2026 at 12:29 PM Ilya Anfimov <ilan@tzirechnoy.com> wrote:
> On Sun, May 03, 2026 at 12:42:21PM +0300, masheed ullah wrote:
> > Hi,
> > We have a database of 20TB, and it's taking almost 24 hours to
> complete.
> > While full restore takes 28 hours. Although we have HA enabled with
> > primary and multiple replica's.
> > So we need a solution/tool to reduce the RTO, incase of disk failure/
> > Human error for data/tables deletion.
> >
> > We are using Barman for backup.
>
> First, you'd need engineers to measure -- what's going on.
> Who is the slowest part? The network (most probable)? The post-
> gres replication process? The disk that postgres reads? The bar-
> man itself? Receiver disks/S3 daemon/etc? TLS of one of the
> above?
> Measures is the key. Then the solutions may be searched.
>
> btw, a modern postgres can definitely supply 1GB/s to barman on a
> modern system. This is not a much, and probably could be im-
> proved by special tricks like rsync or manual prefetch or incre-
> mental copies -- however, it's less than 6 hours estimate and
> therefore is fine for you.
>
> > My question is "Are there any tools like ZDLRA appliances for Oracle"
> to
> > reduce the RTO to less than 10 hours".
> > Best Regards,
> > Khattak
>
>
>
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Cc: masheedullah@gmail.com, ilan@tzirechnoy.com, pgsql-performance@lists.postgresql.org
Subject: Re: Postgres DB backup is taking too much time
In-Reply-To: <CAHr8x_vygxU0onst=Fto8rGZjRHBz=mefospzziRVN5TXvJkwQ@mail.gmail.com>
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