Re: Linux Disk Performance/File IO per process
Jens Axboe (axboe@suse.de)
Mon, 29 Jan 2001 03:02:52 +0100
On Mon, Jan 29 2001, Tony.Young@ir.com wrote:
> All,
>
> I work for a company that develops a systems and performance management
> product for Unix (as well as PC and TANDEM) called PROGNOSIS. Currently we
> support AIX, HP, Solaris, UnixWare, IRIX, and Linux.
>
> I've hit a bit of a wall trying to expand the data provided by our Linux
> solution - I can't seem to find anywhere that provides the metrics needed to
> calculate disk busy in the kernel! This is a major piece of information that
> any mission critical system administrator needs to successfully monitor
> their systems.
The stock kernel doesn't provide either, but at least with Stephen's
sard patches you can get system wide I/O metrics.
ftp.linux.org.uk/pub/linux/sct/fs/profiling
--
Jens Axboe
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