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SubjectRe: lvm2 performance data with linux-2.6
Date
In article <20040311142515.A27177@osdlab.pdx.osdl.net>,
Mark Wong <markw@osdl.org> wrote:
| On Thu, Mar 11, 2004 at 05:12:35PM -0500, Bill Davidsen wrote:

| > Here's one thought: look at the i/o rates on individual drives using
| > each stripe size. You *might* see that one size does far fewer seeks
| > than others, which is a secondary thing to optimize after throughput IMHO.
| >
| > If you don't have a tool for this I can send you the latest diorate
| > which does stuff like this, io rate perdrive or per partition, something
| > I occasionally find revealing.
|
| Yeah, please do send me a copy. I'd be interested to see what that might
| turn up. I've just been using iostat -x so far.

Okay, I posted the pointer a few days ago to LKML, did you get a chance
to try it? And if so, did it tell you anything?
--
bill davidsen <davidsen@tmr.com>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
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