Re: Per-process I/O accounting in RHEL?

rhelv5-list-bounces-H+wXaHxf7aLQT0dZR+AlfA@xxxxxxxxxxxxxxxx wrote on 07/03/2008 
04:17:13 PM:

> On Thursday 07/03/08 @ 3:03 pm MDT, I received this from
> Greg_Swift-S3lNbxCJ4k+9IyArzxoquPIbXMQ5te18@xxxxxxxxxxxxxxxx:
> > >
> > > So what's the shortest/best path to getting live per-process
> > > IO accounting in RHEL?  Can we pay Redhat to turn this on in
> > > a supported kernel for us?  Other thoughts/suggestions? I'm
> > > aware of iotop, atop, and others, all dependent on these
> > > kernel parameters.  Are their other Linux tools that do this
> > > job without the kernel reconfig?
> >
> > I believe this is also enabled in Fedora 8+, because this
> > feature was added in the 2.6.20 release of the kernel.  RHEL5,
> > which was based on Fedora 6, is on the 2.6.18 kernel.  Should
> > this feature have existed 2 years ago? Probably.  Does
> > upgrading the kernel from 2.6.18 fit into the RedHat's support
> > plan for their distributions?  Not that I've seen.  Luckily
> > though, we should be seeing RHEL6 sometime in the near future,
> > and this should have this feature.  Unfortunately, that might
> > be the fastest method to supported solution you will see.
> > Although it might not hurt to talk to GS about a custom
> > kernel.
>
> Thanks for the info.  Who is GS?
>

sorry... RedHat Global Services.  I should have been clearer.

-greg