From: | Gaetano Mendola <mendola(at)bigfoot(dot)com> |
---|---|
To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Postgresql 8.0 beta 1 - strange cpu usage statistics and slow |
Date: | 2004-08-24 16:02:17 |
Message-ID: | cgfoqd$6vk$2@floppy.pyrenet.fr |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general pgsql-hackers-win32 |
Shelby Cain wrote:
> --- Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>
>>Ah-hah. The win32 hackers should confirm this, but
>>my recollection is
>>that sync/fsync are no-ops under Cygwin (one of the
>>several reasons
>>we would never recommend that port for production
>>use). So this would
>>fit the assumption that the 7.4 code was simply not
>>syncing.
>>
>
>
> Sounds reasonable. However, I don't see the same
> performance hit while doing bulk database operations
> (ie: inserts, deletes, updates). Is that expected
> behavior? Do vacuum operations fsync()/_commit() more
> often?
I think you have other problems around, see the post where
I did some tests.
Regards
Gaetano Mendola
From | Date | Subject | |
---|---|---|---|
Next Message | Joe Conway | 2004-08-24 16:07:42 | Re: Is it possible... |
Previous Message | Gaetano Mendola | 2004-08-24 15:54:25 | Re: No connection to a PG 8.0 Beta 1 win32 server |
From | Date | Subject | |
---|---|---|---|
Next Message | Magnus Hagander | 2004-08-24 16:06:49 | Re: postmaster.pid |
Previous Message | Tom Lane | 2004-08-24 15:59:34 | Re: postmaster.pid |