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Re: Concurrent COPY commands

From: Alan Hodgson <ahodgson(at)simkin(dot)ca>
To: pgsql-novice(at)postgresql(dot)org
Subject: Re: Concurrent COPY commands
Date: 2008-07-09 16:45:37
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Lists: pgsql-novice
On Wednesday 09 July 2008, "Phillip Sitbon" <phillip(at)sitbon(dot)net> wrote:
> I only have two fast SATA drives on software RAID, but that really isn't
> the issue- while the copy commands are going, disk activity is relatively
> low.

Define low. 2 disks maxed out doing random I/O could show as little as 2 or 
3 MB/sec in vmstat.

You say one CPU core is maxed out - what state is it mostly in at 100% - 
user, system, or wait?


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