From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin Mailand Subject: Re: Btrfs slowdown with ceph (how to reproduce) Date: Tue, 24 Jan 2012 21:55:37 +0100 Message-ID: <4F1F1AC9.1090307@tuxadero.com> References: <20120123181928.GA3724@localhost.localdomain> <20120123185040.GH4387@shiny> <4F1F036E.9030801@tuxadero.com> <20120124194044.GI4387@shiny> Reply-To: martin@tuxadero.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from einhorn.in-berlin.de ([192.109.42.8]:57016 "EHLO einhorn.in-berlin.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756572Ab2AXU4A (ORCPT ); Tue, 24 Jan 2012 15:56:00 -0500 In-Reply-To: <20120124194044.GI4387@shiny> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Chris Mason , Josef Bacik , Christian Brunner , linux-btrfs@vger.kernel.org, ceph-devel@vger.kernel.org Hi Chris, great to hear that, could you give me a ping if you fixed it, than I can retry it? -martin Am 24.01.2012 20:40, schrieb Chris Mason: > On Tue, Jan 24, 2012 at 08:15:58PM +0100, Martin Mailand wrote: >> Hi >> I tried the branch on one of my ceph osd, and there is a big >> difference in the performance. >> The average request size stayed high, but after around a hour the >> kernel crashed. >> >> IOstat >> http://pastebin.com/xjuriJ6J >> >> Kernel trace >> http://pastebin.com/SYE95GgH > > Aha, this I know how to fix. Thanks for trying it out. > > -chris > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html