Re: Running rsync backups in pg15

From: Ron Johnson <ronljohnsonjr(at)gmail(dot)com>
To: pgsql-admin <pgsql-admin(at)postgresql(dot)org>
Subject: Re: Running rsync backups in pg15
Date: 2024-11-08 14:08:36
Message-ID: CANzqJaA02zeZTUB=uFPfxgJ+=NUUy1cQP3E0=3u0ssHdL6qkMA@mail.gmail.com
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On Thu, Nov 7, 2024 at 3:59 PM Murthy Nunna <mnunna(at)fnal(dot)gov> wrote:

> rsync backups are not just incremental backups. They are incremental
> merged backups. You always get full backup at the end of the backup.
>
>
>
> My database is 18TB. The very first backup took 14 hours. We just keep
> overwriting this full backup with daily rsyncs. The daily rsyncs take about
> 15 to 30 minutes depending up on the activity since last backup.
>

That looks a whole lot like the results you get from async Streaming
Replication.

Which is, of course, a DR solution, NOT a backup solution.

--
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Don't boil me, I'm still alive.
<Redacted> lobster!

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