Re: KAIO ands "onstat -g iov" output
In the year of Our Lord Thu, 21 Dec 2000 09:58:38 GMT, j.ebert@hhpv.de (Jens
Ebert) broke a vow of silence to utter:
>We see the following output for onstat -g iov:
>
>AIO I/O vps:
>class/vp s io/s totalops dskread dskwrite dskcopy wakeups io/wup
> kio 0 i 4.0 225118 223795 1323 0 451246 0.5
>
> kio 1 i 2.5 139912 138237 1675 0 302512 0.5
>
> msc 0 i 0.0 1279 0 0 0 1128 1.1
>
> aio 0 i 0.0 51 1 1 0 52 1.0
>
> aio 1 i 0.0 47 1 1 0 47 1.0
>
> aio 2 i 0.0 42 38 0 0 41 1.0
>
> aio 3 i 0.0 1 0 0 0 1 1.0
>
> aio 4 i 0.0 1 0 0 0 1 1.0
>
> aio 5 i 0.0 1 0 0 0 2 0.5
>
> pio 0 i 0.0 0 0 0 0 1 0.0
>
> lio 0 i 0.0 0 0 0 0 1 0.0
>
>
>There seem to be enough aio-vps, but the two kio-vps might be
>overloaded. Is there a way to get more of them to tune performance or
>is this the wrong way to think?
To get more kio's, add CPU VPs. But make sure you have enough CPUs first! :-)