Re: Separating bgwriter and checkpointer

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От Dickson S. Guedes
Тема Re: Separating bgwriter and checkpointer
Дата
Msg-id CAHHcrequeae2uVXR5aioLArT48WJQabDJXHSO_Ut2_76DP7oNg@mail.gmail.com
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Ответ на Re: Separating bgwriter and checkpointer  (Simon Riggs <simon@2ndQuadrant.com>)
Ответы Re: Separating bgwriter and checkpointer
Список pgsql-hackers
2011/10/2 Simon Riggs <simon@2ndquadrant.com>:
> On Thu, Sep 15, 2011 at 11:53 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
>
>> Current patch has a bug at shutdown I've not located yet, but seems
>> likely is a simple error. That is mainly because for personal reasons
>> I've not been able to work on the patch recently. I expect to be able
>> to fix that later in the CF.
>
> Full patch, with bug fixed. (v2)
>
> I'm now free to take review comments and make changes.


Hi Simon,

I'm trying your patch, it was applied cleanly to master and compiled
ok. But since I started postgres I'm seeing a  99% of CPU usage:

guedes@betelgeuse:/srv/postgres/bgwriter_split$ ps -ef | grep postgres
guedes   14878     1  0 19:37 pts/0    00:00:00
/srv/postgres/bgwriter_split/bin/postgres -D data
guedes   14880 14878  0 19:37 ?        00:00:00 postgres: writer
process
guedes   14881 14878 99 19:37 ?        00:03:07 postgres: checkpointer
process
guedes   14882 14878  0 19:37 ?        00:00:00 postgres: wal writer
process
guedes   14883 14878  0 19:37 ?        00:00:00 postgres: autovacuum
launcher process
guedes   14884 14878  0 19:37 ?        00:00:00 postgres: stats
collector process

Best regards.
-- 
Dickson S. Guedes
mail/xmpp: guedes@guedesoft.net - skype: guediz
http://guedesoft.net - http://www.postgresql.org.br


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