Date: Thu, 6 May 2010 13:45:12 +0200 From: Jeremie Le Hen <jeremie@le-hen.org> To: David Ehrmann <ehrmann@gmail.com> Cc: Attilio Rao <attilio@freebsd.org>, freebsd-current@freebsd.org Subject: Re: Strange disk problem Message-ID: <20100506114512.GH56740@felucia.tataz.chchile.org> In-Reply-To: <j2u6e0e5341004200858lc2469893i5e7d824bfcf173e0@mail.gmail.com> References: <4BCD5049.8030408@gmail.com> <t2o3bbf2fe11004200529h45cf209et731a194794aae7e1@mail.gmail.com> <j2u6e0e5341004200858lc2469893i5e7d824bfcf173e0@mail.gmail.com>
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Hi David, On Tue, Apr 20, 2010 at 08:58:49AM -0700, David Ehrmann wrote: > On Tue, Apr 20, 2010 at 5:29 AM, Attilio Rao <attilio@freebsd.org> wrote: > > > > > > David, > > do you think you are willing to re-create the problem and do a PMC > > analysis on it? > > (If you need any guidance let me know, I will be happy to give it). > > > > > Maybe, but I don't know what PMC analysis is, so a lot of guidance might be > required. Quick howto from Robert Watson: http://lists.freebsd.org/pipermail/freebsd-current/2006-February/061096.html Other interesting links: http://people.freebsd.org/~jkoshy/projects/perf-measurement/ http://people.freebsd.org/~jkoshy/download/acm-apr-09.pdf Regards, -- Jeremie Le Hen Humans are born free and equal. But some are more equal than others. Coluche
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