here is the output. i have watched it
avg-cpu: %user %nice %system %iowait %steal %idle
3.87 0.00 2.23 8.52 0.00 85.38
Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz
avgqu-sz await svctm %util
sda 859.60 857.60 74.40 21.20 14192.00 7030.40 221.99
0.98 10.33 6.35 60.72
sdb 0.00 0.00 0.00 0.00 0.00 0.00 0.00
0.00 0.00 0.00 0.00
sdd 831.40 840.60 100.40 43.20 14198.40 7070.40 148.11
0.50 3.50 1.73 24.86
sdc 831.20 836.40 100.60 44.20 14198.40 7044.80 146.71
0.51 3.52 1.81 26.14
sde 0.00 0.00 0.00 40.40 0.00 19673.60 486.97
8.72 215.79 4.46 18.00
sdf 854.60 865.40 77.20 17.20 14174.40 7060.80 224.95
1.28 13.61 4.95 46.72
sdg 0.00 854.80 0.20 27.80 1.60 7060.80 252.23
0.69 24.60 11.17 31.28
a minute later (just to state another one):
avg-cpu: %user %nice %system %iowait %steal %idle
3.15 0.00 2.16 10.28 0.00 84.41
Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz
avgqu-sz await svctm %util
sda 811.60 813.80 92.20 16.60 16446.40 6643.20 212.22
0.97 9.05 5.54 60.32
sdb 0.00 0.00 0.00 0.00 0.00 0.00 0.00
0.00 0.00 0.00 0.00
sdd 785.00 790.60 117.60 40.60 16436.80 6649.60 145.93
0.47 2.98 1.50 23.66
sdc 785.80 791.20 116.80 40.00 16436.80 6649.60 147.23
0.49 3.14 1.57 24.68
sde 0.00 0.00 0.00 45.20 0.00 21844.80 483.29
10.51 197.05 4.38 19.80
sdf 809.00 815.60 94.80 14.60 16446.40 6641.60 211.04
1.26 11.47 4.27 46.74
sdg 0.00 808.00 0.00 23.40 0.00 6651.20 284.24
0.64 27.41 12.33 28.86
so this is not 100%, right?
On Tue, 16 Feb 2010 12:53:27 +0100 (CET), Mikael Abrahamsson
<swmike@xxxxxxxxx> wrote:
> On Tue, 16 Feb 2010, Michael wrote:
>
>> i think the kernel's raid io is not visible at iotop or iam wrong?
>
> Use "iostat -x 5" to see what is going on, personally I used
> "sync_speed_min" so my drives were around 50-80% busy because for some
> reason it tried to use much lower speed a otherwise.
>
> If your drives are already at 100% then there is nothing more to do than
> to wait it out...
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