| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com> |
| Cc: | Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Neha Sharma <neha(dot)sharma(at)enterprisedb(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Greg Nancarrow <gregn4422(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: [Proposal] Fully WAL logged CREATE DATABASE - No Checkpoints |
| Date: | 2022-02-08 17:11:49 |
| Message-ID: | CA+Tgmoa1PtRsJ-1cWmLrvwBYe1dMsgr7RqyQk+br3OJ+-jCBVA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Dec 22, 2021 at 9:32 AM Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com> wrote:
> I couldn't find the mdpostchkpt() function. Are you talking about
> SyncPostCheckpoint() ? Anyway, as you have rightly said, we need to
> unlink all the files available inside the dst_tablespaceoid/dst_dboid/
> directory by scanning the pendingUnlinks list. And finally we don't
> want the next checkpoint to unlink this file again and PANIC so for
> that we have to update the entry for this unlinked rel file in the
> hash table i.e. cancel the sync request for it.
Until commit 3eb77eba5a51780d5cf52cd66a9844cd4d26feb0 in April 2019,
there was an mdpostckpt function, which is probably what was meant
here.
--
Robert Haas
EDB: http://www.enterprisedb.com
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