From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
---|---|
To: | Greg Smith <gsmith(at)gregsmith(dot)com> |
Cc: | Craig James <craig_james(at)emolecules(dot)com>, pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Benchmark: Dell/Perc 6, 8 disk RAID 10 |
Date: | 2008-03-13 21:06:18 |
Message-ID: | 20080313140618.3449ba58@commandprompt.com |
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Thread: | |
Lists: | pgsql-performance |
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On Thu, 13 Mar 2008 12:01:50 -0400 (EDT)
Greg Smith <gsmith(at)gregsmith(dot)com> wrote:
> On Thu, 13 Mar 2008, Craig James wrote:
>
> >> wal_sync_method = open_sync
>
> There was a bug report I haven't had a chance to investigate yet that
> suggested some recent Linux versions have issues when using
> open_sync. I'd suggest popping that back to the default for now
> unless you have time to really do a long certification process that
> your system runs reliably with it turned on.
Well the default would be ugly, that's fsync, fdatasync is probably a
better choice in that case.
Sincerely,
Joshua D. Drake
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