| From: | Michail Nikolaev <michail(dot)nikolaev(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Simon Riggs <simon(dot)riggs(at)enterprisedb(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Andrey Borodin <x4mmm(at)yandex-team(dot)ru>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, Alexander Korotkov <aekorotkov(at)gmail(dot)com>, reshkekirill <reshkekirill(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Slow standby snapshot |
| Date: | 2022-11-29 21:22:25 |
| Message-ID: | CANtu0ojN61L9oEMnpzzycogevefJFFvxvbRGTJ+_mV7APrWTgg@mail.gmail.com |
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| Lists: | pgsql-hackers |
Hello, Tom.
> Since we're running out of time in the current commitfest,
> I went ahead and changed that, and made the cosmetic fixes
> I wanted, and pushed.
Great, thanks!
The small thing I was thinking to add in KnownAssignedXidsCompress is
the assertion like
Assert(MyBackendType == B_STARTUP);
Just to make it more clear that locking is not the only thing required
for the call.
> I'd be willing to
> make the memory barrier change anyway, because that seems like
> a simple change that can't hurt.
I'm going to create a separate commit fest entry for it, ok?
Best regards,
Michail.
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