Date: Fri, 23 Sep 2005 17:50:11 +0530 From: Shanker Balan <shanu@shankerbalan.net> To: freebsd-performance@freebsd.org Subject: Re: Finding what's causing I/O Message-ID: <20050923122011.GV33413@yahoo-inc.com> In-Reply-To: <20050923080435.J58927@zoraida.natserv.net> References: <20050922214709.Q50836@zoraida.natserv.net> <84dead7205092219023228cdf5@mail.gmail.com> <20050923080435.J58927@zoraida.natserv.net>
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Hello,
Francisco Reyes wrote,
> On Fri, 23 Sep 2005, Joseph Koshy wrote:
>
> >>Is there a way to find out which program(s) are causing the I/O?
> >
> >ktrace(8); you can use it to trace all descendants of 'init'.
>
> Looking at the man page it's non-obvious how to use it (to me).
>
>
> Specially it seems one needs to indicate a pid or a command. How do I
> trace all programs?
See top(1):
m Toggle the display between 'cpu' and 'io' modes.
--
Shanker Balan
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