Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261498AbVCaPXs (ORCPT ); Thu, 31 Mar 2005 10:23:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261495AbVCaPXr (ORCPT ); Thu, 31 Mar 2005 10:23:47 -0500 Received: from mx1.elte.hu ([157.181.1.137]:28119 "EHLO mx1.elte.hu") by vger.kernel.org with ESMTP id S261469AbVCaPXh (ORCPT ); Thu, 31 Mar 2005 10:23:37 -0500 Date: Thu, 31 Mar 2005 17:22:40 +0200 From: Ingo Molnar To: kus Kusche Klaus Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, B.Zolnierkiewicz@elka.pw.edu.pl, Florian Schmidt Subject: Re: 2.6.11, IDE: Strange scheduling behaviour: high-pri RT process not scheduled? Message-ID: <20050331152240.GA7509@elte.hu> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 708 Lines: 17 * kus Kusche Klaus wrote: > The following tests are made with 'IRQ 8' at 95, rtc_wakeup at 89(99): > * Heavy mmap load, no oom: max jitter: 42.1% ( 51 usec) > * Heavy mmap load, oom: max jitter: 11989.2% (14635 usec) > (but still "missed irqs: 0", so IRQ 8 was also blocked for 14 ms) did you get any kernel messages in that time? (about missed irqs, etc.) Please do a 'dmesg -n 0' to minimize the effect of kernel messages. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/