| From: | "Jim C(dot) Nasby" <decibel(at)decibel(dot)org> |
|---|---|
| To: | Greg Stark <gsstark(at)mit(dot)edu> |
| Cc: | pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Slow copy with little CPU/disk usage |
| Date: | 2005-04-20 22:23:02 |
| Message-ID: | 20050420222302.GX58835@decibel.org |
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| Thread: | |
| Lists: | pgsql-performance |
No, he's using either COPY or \COPY.
On Wed, Apr 20, 2005 at 12:34:27AM -0400, Greg Stark wrote:
> "Jim C. Nasby" <decibel(at)decibel(dot)org> writes:
>
> > What's really odd is that neither the CPU or the disk are being
> > hammered. The box appears to be pretty idle; the postgresql proces is
> > using 4-5% CPU.
>
> Is he committing every row? In that case you would see fairly low i/o
> bandwidth usage because most of the time is being spent seeking and waiting
> for rotational latency.
>
> --
> greg
>
--
Jim C. Nasby, Database Consultant decibel(at)decibel(dot)org
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