Re: Re: BUG #12990: Missing pg_multixact/members files (appears to have wrapped, then truncated)

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От Robert Haas
Тема Re: Re: BUG #12990: Missing pg_multixact/members files (appears to have wrapped, then truncated)
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Msg-id CA+TgmoZK+GyW1Q0Uo_orEHQkgqoxxBQWnd11D+0fTcBU=+ycQw@mail.gmail.com
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Ответ на Re: Re: BUG #12990: Missing pg_multixact/members files (appears to have wrapped, then truncated)  (Robert Haas <robertmhaas@gmail.com>)
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On Fri, May 8, 2015 at 10:46 PM, Robert Haas <robertmhaas@gmail.com> wrote:
>>> I think the fix is something like "if nextMXact == oldestMultiXactId,
>>> then there are no active multixacts, so the offsetStopLimit should be
>>> set to nextOffset - (a segment's worth)".
>>
>> Makes sense.
>
> Here's a patch that attempts to implement this.

I've now committed and back-patched this.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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