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Re: Database performance



Christopher L. Everett wrote:

> I do a lot of database work.  Sometimes I must do massive batch jobs on
> my box

> The problem is that these things often take 10 to 30 minutes to run on
> my box. When I use the GNU time utility, I see a low PCPU number,
> typically between 15 and 25%.  CPU utilization viewed through top remains
> at 35% or so, and I never go deeper than a few tens of kilobytes into
> swap, even though the 1 minute load average climbs to 2 and higher (I've
> seen peak numbers around 6).

> Am I correct in thinking that the bottleneck lies in the HD subsystem?

Yes.

Adam



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