raid or not raid

[kalin mintchev]

> On Thu, 24 May 2007 19:11:27 -0400 (EDT)
> "kalin mintchev" <kalin at el.net> wrote:
>
>> unless "at device 31.2 on pci0" points to some RAID evidence - which i
>> think it's false - than i read this as the ad6 disk sits there unused.
>> am i right?!
>
> FWIW, you can use gstat (as root) to see if a certain geom device (eg, any
> storage ) is being accessed, and its load.


the gstat is pretty cool. it shows something like this:

 L(q)  ops/s    r/s   kBps   ms/r    w/s   kBps   ms/w   %busy Name
    0      6      6    627    8.5      0      0    0.0    5.0| ad4
    0      6      6    627    8.5      0      0    0.0    5.0| ad4s1
    0      0      0      0    0.0      0      0    0.0    0.0| ad6
    0      0      0      0    0.0      0      0    0.0    0.0| ad4s1a
    0      0      0      0    0.0      0      0    0.0    0.0| ad4s1b
    0      0      0      0    0.0      0      0    0.0    0.0| ad4s1c
    0      0      0      0    0.0      0      0    0.0    0.0| ad4s1d
    0      0      0      0    0.0      0      0    0.0    0.0| ad4s1e
    0      0      0      0    0.0      0      0    0.0    0.0| ad4s1f
    0      6      6    627    8.5      0      0    0.0    5.0| ad4s1g


how come there is ad4s1b and ad4s1c when those names don't appear in the
fstab or df?

thanks....






>
> it works at leat on 6.x - not sure about 5.x.
>
>
>
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