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From: Michael Paquier <[email protected]>
To: 赵锐(惜元) <[email protected]>
Cc: pgsql-hackers <[email protected]>
Cc: Thomas Munro <[email protected]>
Subject: Re: pg_rewind fails with in-place tablespace
Date: Tue, 25 Jul 2023 16:36:42 +0900
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <24220ee7-9d0e-4278-8f46-164893ae78f4.>
	<[email protected]>
	<[email protected]>

On Wed, Jul 19, 2023 at 09:31:35PM +0800, 赵锐(惜元) wrote:
>  Recently I encountered an issue: pg_rewind fails when dealing with
>  in-place tablespace. The problem seems to be that pg_rewind is
>  treating in-place tablespace as symbolic link, while in fact it
>  should be treated as directory. 
>  Here is the output of pg_rewind:
> pg_rewind: error: file "pg_tblspc/16385" is of different type in
> source and target 
>  To help reproduce the failure, I have attached a tap test. And I am
>  pleased to say that I have also identified a solution for this
>  problem, which I have included in the patch. 
>  Thank you for your attention to this matter.

Issue reproduced here, and agreed that we'd better do something about
that.  I am not sure if your patch is right for the job though, but
I'll try to study that a bit more.
--
Michael


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