Why the usage of disks exceed %100 in systat command ?
Dan Nelson
dnelson at allantgroup.com
Tue Mar 21 23:44:48 UTC 2006
In the last episode (Mar 21), Halid Faith said:
> Hello
> I have a machine which have Raid5 and Freebsd6.0 runs on it.
>
> When I type in command line as below I sometimes see a thing.
> systat 1 -vmstat
> Disks amrd0 pass0 52 ofod intrn 1996 cpu2:
> KB/t 6.04 0.00 %slo-z 114464 buf
> tps 86 0 64 tfree 58 dirtybuf
> MB/s 0.50 0.00 100000 desiredvnodes
> % busy 119 0 85778 numvnodes
> 24996 freevnodes
>
> I see that usage of the disk % more than 100.
> does this condition become any problem?
> Might this condition which raid card does not work properly be ?
I think this is just a sampling error somewhere; utilization can't
exceed 100% in real life.
--
Dan Nelson
dnelson at allantgroup.com
More information about the freebsd-questions
mailing list