Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756195AbbGVHXK (ORCPT ); Wed, 22 Jul 2015 03:23:10 -0400 Received: from mail-ph.de-nserver.de ([85.158.179.214]:34614 "EHLO mail-ph.de-nserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753882AbbGVHXI (ORCPT ); Wed, 22 Jul 2015 03:23:08 -0400 X-Fcrdns: No Message-ID: <55AF44DA.5000506@profihost.ag> Date: Wed, 22 Jul 2015 09:23:06 +0200 From: Stefan Priebe - Profihost AG User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.8.0 MIME-Version: 1.0 To: Thomas Gleixner CC: x86@kernel.org, JBeulich@suse.com, LKML , Sasha Levin , Jiang Liu Subject: Re: do_IRQ: 0.126 No irq handler for vector (irq -1) References: <55ACCBF2.1000509@profihost.ag> <55AE8B72.9060905@profihost.ag> In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-User-Auth: Auth by hostmaster@profihost.com through 185.39.223.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1375 Lines: 45 Am 21.07.2015 um 23:15 schrieb Thomas Gleixner: > On Tue, 21 Jul 2015, Stefan Priebe wrote: >> Am 20.07.2015 um 12:53 schrieb Thomas Gleixner: >>> On Mon, 20 Jul 2015, Stefan Priebe - Profihost AG wrote: >>>> Hello list, >>>> >>>> i've 36 servers all running vanilla 3.18.18 kernel which have a very >>>> high disk and network load. >>>> >>>> Since a few days i encounter regular the following error messages and >>>> pretty often completely hanging disk i/o: >>>> [535040.439859] do_IRQ: 0.126 No irq handler for vector (irq -1) >>>> >>>> All systems are Single E5 Xeons and I'm running irqbalance on them. >>> >>> Does it stop if you disable irqbalance ? >> >> No. The machines still crash. > > crash as in running into a BUG? Or is it just that disk I/O is stalled? Sorry i meant I/O is stalled. It crashes to me as i can't login anymore due to hanging I/O. > Can you please provide the full dmesg output of such a machine? Yes (this time from a machine using 3.18.14) => http://pastebin.com/raw.php?i=S6kAk0iS > I'll cook up a debug patch for that against 3.18.18. That would be great! Stefan > Thanks, > > tglx > -- 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/