Re: cache invalidation skip logic

From: Qingqing Zhou <zhouqq(dot)postgres(at)gmail(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: cache invalidation skip logic
Date: 2015-08-10 16:30:00
Message-ID: CAJjS0u2uopryF-YmMqkuFvc84LzFQ1LwFiQfZCpotKWFwJPE+A@mail.gmail.com
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On Sun, Aug 9, 2015 at 8:24 AM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>
> In step 1, AcceptInvalidationMessages() should process all pending
> invalidation messages. So if step 2 did AcceptInvalidationMessages()
> again it would be a no-op, because no messages should remain at that
> point.
>

That's what I think at first. I would try to see if I can manually repro a case.

Thanks,
Qingqing

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