From owner-freebsd-questions@FreeBSD.ORG Sat Feb 12 01:12:16 2011 Return-Path: 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 0983C106566B; Sat, 12 Feb 2011 01:12:16 +0000 (UTC) (envelope-from cswiger@mac.com) Received: from asmtpout027.mac.com (asmtpout027.mac.com [17.148.16.102]) by mx1.freebsd.org (Postfix) with ESMTP id E367C8FC0C; Sat, 12 Feb 2011 01:12:15 +0000 (UTC) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; CHARSET=US-ASCII Received: from cswiger1.apple.com ([17.209.4.71]) by asmtp027.mac.com (Oracle Communications Messaging Exchange Server 7u4-18.01 64bit (built Jul 15 2010)) with ESMTPSA id <0LGH0033LCNLG790@asmtp027.mac.com>; Fri, 11 Feb 2011 17:11:46 -0800 (PST) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.2.15,1.0.148,0.0.0000 definitions=2011-02-11_09:2011-02-11, 2011-02-11, 1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 ipscore=0 suspectscore=0 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx engine=6.0.2-1012030000 definitions=main-1102110159 From: Chuck Swiger In-reply-to: <20110212010816.GA1450@freebsd.org> Date: Fri, 11 Feb 2011 17:11:45 -0800 Message-id: <8358B2AB-F262-4863-A5B0-FF1A08EA5BBE@mac.com> References: <20110212002129.GA95360@freebsd.org> <2F104DA0-9420-4E7A-9023-A7C6AC5EC173@mac.com> <20110212004100.GA98882@freebsd.org> <2325F972-050A-4CA2-9900-27000776E52A@mac.com> <20110212010816.GA1450@freebsd.org> To: Alexander Best X-Mailer: Apple Mail (2.1082) Cc: freebsd-questions@freebsd.org Subject: Re: deciphering top(1) output X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Feb 2011 01:12:16 -0000 On Feb 11, 2011, at 5:08 PM, Alexander Best wrote: > also i noticed that when a processes CPU activity goes up to let's say 10% and > then down again to 0% this doesn't mean that the idle process will jump to 200% > instantly, but it takes ~ 10 seconds for it to reclaim the CPU activity that > was used by the other process beforehand. WCPU stands for "weighted CPU", and is an average over time. Use -C flag if you want "raw" CPU instead.... Regards, -- -Chuck