Re: Re: [COMMITTERS] pgsql: Properly set relpersistence for fake relcache entries. - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Re: [COMMITTERS] pgsql: Properly set relpersistence for fake relcache entries.
Date
Msg-id 7579.1347860106@sss.pgh.pa.us
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In response to Re: Re: [COMMITTERS] pgsql: Properly set relpersistence for fake relcache entries.  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: Re: [COMMITTERS] pgsql: Properly set relpersistence for fake relcache entries.
List pgsql-hackers
Robert Haas <robertmhaas@gmail.com> writes:
> On Sep 15, 2012, at 11:32 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Right, but we do a shutdown checkpoint at the end of crash recovery.

> Yes, but that only writes the buffers that are dirty. It doesn't fix the lack of a BM_PERMANENT flag on a buffer that
oughtto have had one. So that page can now get modified AGAIN, after recovery, and not checkpointed.
 

Ugh.  Yeah, we need to fix this ASAP.  I've notified pgsql-packagers to
expect a release this week.
        regards, tom lane



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