Re: [HACKERS] Bgwriter behavior
От | Simon Riggs |
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Тема | Re: [HACKERS] Bgwriter behavior |
Дата | |
Msg-id | 1104827780.22450.6.camel@localhost.localdomain обсуждение исходный текст |
Ответ на | Re: [HACKERS] Bgwriter behavior (Bruce Momjian <pgman@candle.pha.pa.us>) |
Ответы |
Re: [HACKERS] Bgwriter behavior
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Список | pgsql-patches |
On Mon, 2005-01-03 at 19:14 -0500, Bruce Momjian wrote: > Simon Riggs wrote: > > Here's my bgwriter instrumentation patch, which gives info that could > > allow the bgwriter settings to be tuned. > > Uh, what does this do exactly? Add additional logging output? > Produces output like this... DEBUG:ARC T1target= 45 B1len= 4954 T1len= 40 T2len= 4960 B2len= 46 DEBUG:ARC total = 98% B1hit= 0% T1hit= 0% T2hit= 98% B2hit= 0% DEBUG:ARC buffer dirty misses= 22% (wasted= 0); cleaned= 4494 when you have debug_shared_buffers (= n) set and you have server messages DEBUG1 available. The last line of log output has been replaced by this version. -- Best Regards, Simon Riggs
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