On 8/27/10 10:17 AM, Fujii Masao wrote:
> On Sat, Aug 28, 2010 at 2:08 AM, Tom Lane <t...@sss.pgh.pa.us> wrote:
>> Fujii Masao <masao.fu...@gmail.com> writes:
>>> On Fri, Aug 27, 2010 at 11:25 PM, Heikki Linnakangas
>>> <heikki.linnakan...@enterprisedb.com> wrote:
>>>> Hmm, agreed, seems like an oversight in hot standby. Before that, we didn't
>>>> update pg_subtrans during recovery, so there was no point truncating it. 
>>>> But
>>>> in hot standby, we do update it, so we need to truncate it too.
>>> Yes. The attached patch changes a restartpoint so that it truncates 
>>> pg_subtrans
>>> when hot standby is enabled.
>> Has StartupSUBTRANS been done?
> 
> Yes. StartupXLOG calls that before bgwriter is invoked. That is, we can
> ensure that StartupSUBTRANS has always been done before bgwriter
> performs a restartpoint.

Should we hold off on RC1 for this issue?

-- 
                                  -- Josh Berkus
                                     PostgreSQL Experts Inc.
                                     http://www.pgexperts.com

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