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

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?

Ed