Re: [HACKERS] Shared memory corruption?

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От Vadim B. Mikheev
Тема Re: [HACKERS] Shared memory corruption?
Дата
Msg-id 34EBE71D.AE2C3785@sable.krasnoyarsk.su
обсуждение исходный текст
Ответ на Re: [HACKERS] Shared memory corruption?  (Bruce Momjian <maillist@candle.pha.pa.us>)
Ответы Re: [HACKERS] Shared memory corruption?
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Bruce Momjian wrote:
>
> Vadim, I may need your help on this one.  I can reproduce it by runinng
> the regression test, and doing a shell 'while' loop that continuously
> creates databases:
>
>         while :
>         do
>                 sh -c 'createdb $$'
>         done
>
> I get the errors too.  I have no idea on a cause.  I would hope it is
> not the new deadlock code, or locking fixes I did.  I think the message
> comes from smgrblindwrt.  Is it possible our new speedups are causing
> it?

I can reproduce it. Keep looking...
BTW, did you compile without --enable-cassert ?
(Should be ON by default in beta-s...)
I got some interest assertion from BufferAlloc, without CASSERT you should get
dead spinlock from there.

Vadim

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