Re: WAL replay bugs

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От Josh Berkus
Тема Re: WAL replay bugs
Дата
Msg-id 53436AD1.8020607@agliodbs.com
обсуждение исходный текст
Ответ на WAL replay bugs  (Heikki Linnakangas <hlinnakangas@vmware.com>)
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On 04/07/2014 02:16 PM, Heikki Linnakangas wrote:
> I've been playing with a little hack that records a before and after
> image of every page modification that is WAL-logged, and writes the
> images to a file along with the LSN of the corresponding WAL record. I
> set up a master-standby replication with that hack in place in both
> servers, and ran the regression suite. Then I compared the after images
> after every WAL record, as written on master, and as replayed by the
> standby.

This is awesome ... thank you for doing this.

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

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