Re: SnapBuildSerialize function forgot pfree variable ondisk_c

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От Amit Kapila
Тема Re: SnapBuildSerialize function forgot pfree variable ondisk_c
Дата
Msg-id CAA4eK1+ATnPgUxAYBvPQrTn2V76bcFmrnH072B=NzGK=ZSc3YQ@mail.gmail.com
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Ответ на Re: SnapBuildSerialize function forgot pfree variable ondisk_c  (Amit Kapila <amit.kapila16@gmail.com>)
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On Tue, Jan 12, 2021 at 7:12 PM Amit Kapila <amit.kapila16@gmail.com> wrote:
>
> On Fri, Nov 13, 2020 at 11:36 AM 范孝剑(康贤) <funnyxj.fxj@alibaba-inc.com> wrote:
> >
> > If we create logical slot frequently, every time when creating a logical slot, it will generate a
LogStandbySnapshotwal record. 
> >
> > Session A:
> > do language plpgsql $$
> > declare
> >   v_text text := 'a';
> > begin
> >   for i in 1..290000 loop
> >     execute $_$select pg_create_logical_replication_slot('logical_slot4', 'test_decoding')$_$;
> >     execute $_$select pg_drop_replication_slot('logical_slot4')$_$;
> >   end loop;
> > exception when others then
> >   raise notice 'execute  failed.';
> > end;
> > $$;
> >
> > Session B:
> > pg_recvlogical -d postgres --start -S test -f test.log
> >
>
> Thanks for sharing the test. I am able to reproduce the issue and the
> attached fixes it for me. This needs to be backpatched till 9.5 where
> it was introduced. I am planning to push this tomorrow.
>

Pushed!

--
With Regards,
Amit Kapila.



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