On Wed, 28 Jul 2010 18:51:41 +0800
slv <slvt...@gmail.com> wrote:
sid的内核2.6.32-19似乎有改善，现在感觉好多了：
$ dpkg -l linux-image-*|grep 19
ii linux-image-2.6.32-5-686 2.6.32-19
Linux 2.6.32 for modern PCs
> $ iostat -x
> Linux 2.6.32-5-686 (debian) 07/28/2010 _i686_
> (1 CPU) avg-cpu: %user %nice %system %iowait %steal %idle
> 21.63 0.00 2.58 1.43 0.00 74.37
> Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz
> await svctm %util sda
> 0.13 5.83 0.40 1.95 38.41 62.76 43.06
> 0.57 241.48 10.02 2.35
$ cat /sys/block/sda/queue/scheduler
noop anticipatory [deadline] cfq
$ iostat -x
Linux 2.6.32-5-686 (debian) 08/11/2010 _i686_ (1 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
26.91 0.00 2.82 1.43 0.00 68.84
Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz
await svctm %util sda
2.55 13.88 3.17 4.67 178.23 148.82 41.71 0.80
101.17 3.25 2.55
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