| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | Michael Banck <michael(dot)banck(at)credativ(dot)de> |
| Cc: | Magnus Hagander <magnus(at)hagander(dot)net>, Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr>, Sergei Kornilov <sk(at)zsrv(dot)org>, PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Offline enabling/disabling of data checksums |
| Date: | 2019-03-15 03:00:41 |
| Message-ID: | 20190315030041.GO3493@paquier.xyz |
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| Lists: | pgsql-hackers |
On Fri, Mar 15, 2019 at 11:50:27AM +0900, Michael Paquier wrote:
> - Rename the control file when beginning the enabling operation, with
> a callback to rename the file back if the operation is interrupted.
>
> Does this make sense?
Just before I forget... Please note that this handles interruptions
but not failures, based on the assumption that on failures we can know
that the system was working on its checksums thanks to the temporary
control file so that's useful for debugging in my opinion.
--
Michael
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