full-disclosure - Re: "IO wait chains" in Linux??

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Message-ID: <AANLkTi=SuF7QPKKsWQ26pyuwCWC1RnLNeW6HDkDyE=N9@mail.gmail.com>
Date: Mon, 7 Feb 2011 15:19:30 -0800
From: coderman <coderman@...il.com>
To: Valdis.Kletnieks@...edu
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: "IO wait chains" in Linux??

On Mon, Feb 7, 2011 at 12:06 PM,  <Valdis.Kletnieks@...edu> wrote:
> ...
> So the big question is "what you're trying to accomplish" rather than "is there
> a CLI tool that does XYZ" - most of the problems won't be found by checking for
> XYZ at all...

he may want more kernel land visibility, in which case kernel
profiling, oprofile, kprobes are what you seek.

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