From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-out.m-online.net (mail-out.m-online.net [IPv6:2001:a60:0:70:0:1:25:1]) by ozlabs.org (Postfix) with ESMTP id 4267BB6F6F for ; Fri, 9 Dec 2011 20:57:42 +1100 (EST) From: Andreas Schwab To: kevin diggs Subject: Re: cpu idle time going backward References: Date: Fri, 09 Dec 2011 10:52:21 +0100 In-Reply-To: (kevin diggs's message of "Thu, 8 Dec 2011 13:53:24 -0600") Message-ID: MIME-Version: 1.0 Content-Type: text/plain Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , kevin diggs writes: > On 12/8/11, Andreas Schwab wrote: >> There seems to be something wrong with cpu idle time accounting at least >> on G5. The value as reported in the cpu lines in /proc/stat seems to be >> stuck in the interval [100000,210000] for each cpu, jumping back at >> random points. Any idea what could be the problem? >> >> Andreas. >> >> -- > What kernel versions? It started with 3.2-rc1. Will try to bisect. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."