From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 1 Apr 2003 17:02:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 1 Apr 2003 17:02:45 -0500 Received: from 205-158-62-136.outblaze.com ([205.158.62.136]:25023 "HELO fs5-4.us4.outblaze.com") by vger.kernel.org with SMTP id ; Tue, 1 Apr 2003 17:02:43 -0500 Subject: cpufreq: scaling_governor=powersave produces time warp From: Felipe Alfaro Solana To: LKML Content-Type: text/plain Organization: Message-Id: <1049235186.637.20.camel@teapot> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.3 (1.2.3-1) Date: 02 Apr 2003 00:13:07 +0200 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, On my Pentium IV 2Ghz and Intel i845 motherboard, adjusting the CPU Frequency with: echo powersave > /sys/devices/sys/cpu0/cpufreq/scaling_governor makes the system clock start skewing into the future at a very fast rate: the clock time advances at approximately ten times its normal speed (one minute of system clock flies by in less than 5 seconds of real time). Adjusting scaling_governor back to "performance" fixes the problem. Is this a bug? Am I doing something wrong? Thanks! ________________________________________________________________________ Felipe Alfaro Solana Linux Registered User #287198 http://counter.li.org