From owner-freebsd-questions@FreeBSD.ORG  Wed Dec 17 07:50:55 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id A96A71065673;
	Wed, 17 Dec 2008 07:50:55 +0000 (UTC)
	(envelope-from fbsd.questions@rachie.is-a-geek.net)
Received: from mail.rachie.is-a-geek.net (rachie.is-a-geek.net [66.230.99.27])
	by mx1.freebsd.org (Postfix) with ESMTP id 636838FC16;
	Wed, 17 Dec 2008 07:50:55 +0000 (UTC)
	(envelope-from fbsd.questions@rachie.is-a-geek.net)
Received: from localhost (mail.rachie.is-a-geek.net [192.168.2.101])
	by mail.rachie.is-a-geek.net (Postfix) with ESMTP id 4B4EFAFBC02;
	Tue, 16 Dec 2008 22:50:54 -0900 (AKST)
From: Mel <fbsd.questions@rachie.is-a-geek.net>
To: freebsd-questions@freebsd.org
Date: Wed, 17 Dec 2008 08:50:52 +0100
User-Agent: KMail/1.9.7
References: <1124988593.20081216172545@yandex.ru>
	<20081216162939.L61714@wojtek.tensor.gdynia.pl>
In-Reply-To: <20081216162939.L61714@wojtek.tensor.gdynia.pl>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200812170850.53035.fbsd.questions@rachie.is-a-geek.net>
Cc: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>, KES <kes-kes@yandex.ru>,
	questions@freebsd.org
Subject: Re: ambigious 'top' results
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 17 Dec 2008 07:50:55 -0000

On Tuesday 16 December 2008 16:31:35 Wojciech Puchar wrote:
> are you using 7-branch?
>
> in my 7.1 system there is same problem. top shows often nonsense in CPU
> usage of a process, but totals are OK.

there's 4.3% system, so use top -S to show system processes.

> you even gave an example - bzip2 can't use 0% CPU running - more close to
> 100% :)

If bzip2 is blocked, it'll be running at 0%. Example:
bzip2 -cf - /path/to/large/file | (sleep 900; cat - > /dev/null)

-- 
Mel

Problem with today's modular software: they start with the modules
    and never get to the software part.