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From: Laurenz Albe <[email protected]>
To: Subramanian,Ramachandran <[email protected]>
To: David G. Johnston <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: AW: AW: Very basic question about Archive logs
Date: Thu, 26 Mar 2026 18:17:23 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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	<[email protected]>
	<[email protected]>
	<[email protected]>

On Thu, 2026-03-26 at 13:42 +0000, Subramanian,Ramachandran wrote:
> When I restore the base backup, from Monday 0100 Hours, Postgres will look
> at 0/53000028 and look for newer Logs beginning from this log file ...

Yes.

> ... in the Archivelog dir.

PostgreSQL knows no such directory.  It executes restore_command and expects
it to restore the desired WAL segment to pg_wal.

> Only in the archive log dir  because we would have over written the
> active log dir.

I don't understand that sentence.

> Postgres will rollforward till end of Logs OR a particular timestamp if one is specified.

Yes.

> Am I understanding this correctly?

I guess so.

Laurenz Albe

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