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From: Matt Pidd-Cheshire <axwrt001@yahoo.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@cse.psu.edu>
Subject: Re: [9fans] It's not like lightning is it ...
Date: Tue,  8 Jun 2004 15:43:52 -0700	[thread overview]
Message-ID: <40C64128.4000908@yahoo.com> (raw)
In-Reply-To: <4c4bd90badcd79db309a547cec2fe220@terzarima.net>

Charles Forsyth wrote:

> try using prof or tprof to see where it is spending its time.
> you don't need to wait 9 days for usable results.

Thanks Charles, I will try this when I next get the chance.

Perhaps I mucked something up during the install;

I noticed that when reaming kfs with blocks smaller than 8k the
performance of the filesystem was markedly degraded and the
error "dnodebuf: trip indirect" would pop up occasionally.

Even so, I'm almost certain that it was operating on an fs
reamed with the default block size. kfs doesn't seem to be
particularly quick especially when another process is wandering
around the file tree. I just went with the defaults so I may
be missing some important tuning tricks.


Regards


  reply	other threads:[~2004-06-08 22:43 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-08 21:37 Matt Pidd-Cheshire
2004-06-07 22:08 ` Charles Forsyth
2004-06-08 22:43   ` Matt Pidd-Cheshire [this message]
2004-06-08 22:54     ` Geoff Collyer
2004-06-08 21:42 ` boyd, rounin
2004-06-08 22:12 Matt Pidd-Cheshire
2004-06-08 22:17 ` boyd, rounin
2004-06-08 23:07   ` Matt Pidd-Cheshire
2004-06-08 23:32     ` Brantley Coile
2004-06-09  1:09 Matt Pidd-Cheshire
2004-06-09  1:13 ` Rob Pike

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