From: Andi Kleen <ak@suse.de>
To: Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] reduce top(1) CPU usage by an order of magnitude
Date: 25 Oct 2004 09:35:48 +0200 [thread overview]
Message-ID: <p73654z8d2j.fsf@verdi.suse.de> (raw)
In-Reply-To: <200410251020.01932.vda@port.imtp.ilyichevsk.odessa.ua.suse.lists.linux.kernel>
Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua> writes:
> Patch is not mine, Paulo Marques <pmarques@grupopie.com>
> wrote it.
The bug is in your top. It shouldn't read /proc/*/wchan
by default unless the user switches on WCHAN display.
Just disable that and it will be even faster. My top
doesn't read it at all, you probably got some buggy
version.
Also btw we normally let people submit their patches themselves.
-Andi
next parent reply other threads:[~2004-10-25 8:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200410251020.01932.vda@port.imtp.ilyichevsk.odessa.ua.suse.lists.linux.kernel>
2004-10-25 7:35 ` Andi Kleen [this message]
2004-10-25 9:04 ` [PATCH] reduce top(1) CPU usage by an order of magnitude Denis Vlasenko
2004-10-25 7:20 Denis Vlasenko
2004-10-25 7:36 ` Andrew Morton
2004-10-25 9:07 ` Denis Vlasenko
2004-10-25 7:39 ` Nick Piggin
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