[BackupPC-users] Noted Observations & Complaints Using BackupPC for 5 mon
2010-04-23 09:14:50
Les Mikesell wrote:
> Saturn2888 wrote:
>
> > Since it was mentioned before, here's iostat:
> >
> > Every 2.0s: iostat
> >
> > Fri Apr 23
> > 05:34:51 2010
> >
> > Linux 2.6.24-27-server (grubber) 04/23/2010
> >
> > avg-cpu: %user %nice %system %iowait %steal %idle
> > 19.91 0.04 2.99 70.84 0.00 6.23
> >
> > Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
> > sda 92.73 1937.06 2538.96 196266513 257252240
> >
> >
>
> The first set of values from iostat is a long accumulation that you normally
> should ignore. If you give a number on the command line it will run
> continuously reporting every so many seconds. A value of 1 to 5 should give
> you
> meaningful samples when the machine is busy.
>
> But, that 70% iowait number pretty much tells you what the machine is doing
> with
> most of its time...
>
> --
> Les Mikesell
> lesmikesell < at > gmail.com
>
>
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I did "watch iostat" and saw that consistently.
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