From: | Greg Smith <greg(at)2ndQuadrant(dot)com> |
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To: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Avoiding shutdown checkpoint at failover |
Date: | 2011-11-28 09:30:00 |
Message-ID: | 4ED35498.1050105@2ndQuadrant.com |
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Lists: | pgsql-hackers |
On 11/13/2011 12:13 AM, Simon Riggs wrote:
> On Tue, Nov 1, 2011 at 12:11 PM, Simon Riggs<simon(at)2ndquadrant(dot)com> wrote:
>
>> When I say skip the shutdown checkpoint, I mean remove it from the
>> critical path of required actions at the end of recovery. We can still
>> have a normal checkpoint kicked off at that time, but that no longer
>> needs to be on the critical path.
>>
>> Any problems foreseen? If not, looks like a quick patch.
> Patch attached for discussion/review.
This one was missed for the November CF; submitted in time but not added
to the app until just now. Given that Tom already voiced some specific
things to consider ("detailed review of all WAL replay activities") I
added it to the January one instead. If anyone has been looking for
reason to study WAL replay, by all means knock yourself out before then.
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