A quick and easy performance improvement

uxbod uxbod at splatnix.net
Wed Jul 26 17:29:14 IST 2006

Why not hold the bayes on a RAM partition, and have a cronjob that periodically backs it up throughout the day so that changes are not lost if the server crashes ?

On Wed, 26 Jul 2006 11:21:57 -0400, Richard Lynch <rich at mail.wvnet.edu> wrote:
> Nathan Olson wrote:
>> Would noatime affect bayes operation on /var/spool?
>> Nate
> Noatime will probably help since it would reduce the number of I/O
> operations to the disk -- fewer I/Os is good for performance.  If I
> recall correctly, noatime means that the system will not update the last
> access date for the file.  One less I/O will certainly help.  The
> benefit I'm going after comes from reducing disk seek time by putting
> the bayes DB closer to the mail queues.  For me, using pretty much a
> default installation, the benefit was in decreasing the IOWait time to
> 1/10th that value it was.
> -- Rich
> --

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