Re: 2.6.21.1 - 97% wait time on IDE operations

[Tommy Vercetti <vercetti@zlew.org>]

On Saturday 26 May 2007 15:52, Paolo Ornati wrote:
> On Sat, 26 May 2007 15:05:38 +0200
> It means that the disk is slow and the CPU is fast... so while the disk
> is busy seeking and reading data the CPU has nothing to do but wait for
> it.
>
> Idle == CPU has nothing to do
> Waiting == CPU has nothing to do, but it will have as soon as the slow
> 	disk (or whatever) delivers data
mhm.

> Anyway 97% is quite high... what CPU / Hard Disk do you have?
Intel(R) Pentium(R) M processor 1400MHz
TOSHIBA MK8025GAS

> What kernel version?
2.6.21.1
> I/O scheduler? (cat /sys/block/DEVICE/queue/scheduler)
gj@puppet:~$ cat /sys/block/hda/queue/scheduler
noop anticipatory deadline [cfq]

> Filesystem?
reiser3
> And what time of "operations" are you doing?
apt-get install, vmware

-- 
Vercetti
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/