Date: Tue, 25 Oct 2011 22:52:45 +0200 From: Stefan Bethke <stb@lassitu.de> To: Baptiste Daroussin <bapt@FreeBSD.org> Cc: freebsd-hackers@FreeBSD.org Subject: Re: iotop (dtrace?) Message-ID: <2B3AA9F7-641A-4F84-B55F-E29732B0568A@lassitu.de> In-Reply-To: <20111025205054.GB86420@azathoth.lan> References: <EEC47FD8-63E0-4F7E-8994-CCEC720C2C5B@lassitu.de> <20111025205054.GB86420@azathoth.lan>
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Am 25.10.2011 um 22:50 schrieb Baptiste Daroussin: > On Tue, Oct 25, 2011 at 10:34:39PM +0200, Stefan Bethke wrote: >> I've got two systems with a constantly high rate of disk I/O that = sometimes seems to be overwhelmed from it. Before trying to decide if a = hardware upgrade will help, I'd like to figure out which processes = generate the load. >>=20 >> I've found a couple scripts named iotop which appear to produce what = I would be interested in, but they appear to require Solaris or Linux.=20= >>=20 >> Has someone ported over one of them, or would have a suggestion how = to go about writing a custom dtrace script to gather this kind of = information? >>=20 >> I can successfully run a couple of sample dtrace scripts on these = 8-stable amd64 boxes. >>=20 >=20 > Can't 'top -mio' do the job? D'oh! Thanks! Stefan --=20 Stefan Bethke <stb@lassitu.de> Fon +49 151 14070811
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