From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id p42H6sCB241351 for ; Mon, 2 May 2011 12:06:54 -0500 Received: from mga11.intel.com (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id BA54716495A4 for ; Mon, 2 May 2011 10:10:30 -0700 (PDT) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by cuda.sgi.com with ESMTP id 4eAYCE0NYf5PXvjO for ; Mon, 02 May 2011 10:10:30 -0700 (PDT) From: Andi Kleen Subject: Re: XFS/Linux Sanity check References: Date: Mon, 02 May 2011 10:09:59 -0700 In-Reply-To: (Paul Anderson's message of "Mon, 2 May 2011 11:47:48 -0400") Message-ID: MIME-Version: 1.0 List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: Paul Anderson Cc: xfs@oss.sgi.com Paul Anderson writes: > > md apparently does not support barriers, so we are badly exposed in MD barriers for RAID-0 were added in 2.6.33, but very recent kernels have much improved barriers again. > Secondly, I welcome suggestions about which version of the linux > kernel you'd prefer to hear bug reports about, as well as what kinds Kernel developers usually want reports about the newest versions, ideally with enough information to debug the problem (that is backtraces etc.) When you have a hang but the console is still active you can also just dump the threads with sysrq-t Often when things hang it's the underlying IO subsystem (driver, IO device). -Andi -- ak@linux.intel.com -- Speaking for myself only _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs