Errr...what is % io wait?

On Wed, 6 Nov 2002, steve rader wrote:

>
> About four years ago, mercilessly bugged Stephen Tweedy about
> the lack of % io wait counters in the ext2 file system kernel
> stuff.  IIRC, he said he might put it in.
>
> /proc/partitions and sysstat-4.0.1's iostat on 2.4.x systems
> lead me to think we still can't watch/measure % io wait
> under Linux.
>
> Is there a way to get Linux to report % io wait???
>
> If not, would I be taken seriously if I lobbied for % io wait
> counters on the kernel list?  Is there someone on this list
> that might be taken seriously?
>
> IMHO, lack of % io wait reporting is the _only_ reason why
> I prefer to use Suns 'n Solaris for servers these days.
>
> steve
> - - -
> systems & network guy
> high energy physics
> university of wisconsin
>
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-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Lonni J Friedman                                [EMAIL PROTECTED]
Linux Step-by-step & TyGeMo                  http://netllama.ipfox.com

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