From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liu Bo Subject: Re: [PATCH 0/5] btrfs: snapshot deletion via readahead Date: Tue, 17 Apr 2012 16:21:31 +0800 Message-ID: <4F8D280B.8070602@cn.fujitsu.com> References: <4F87A034.3030607@cn.fujitsu.com> <4F87CD6D.5040100@gmx.net> <4F87D157.4040607@cn.fujitsu.com> <4F87D368.5070807@gmx.net> <4F87D924.6080501@cn.fujitsu.com> <4F8D1D49.1060404@gmx.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: linux-btrfs@vger.kernel.org To: Arne Jansen Return-path: In-Reply-To: <4F8D1D49.1060404@gmx.net> List-ID: On 04/17/2012 03:35 PM, Arne Jansen wrote: > On 13.04.2012 09:43, Liu Bo wrote: >> On 04/13/2012 03:19 PM, Arne Jansen wrote: >> >>> might be out of memory. How much does this vm (?) have? >>> Can you try to reduce the constants in disk-io.c:2003-2005? >>> >>> Thanks, >>> Arne >>> >> >> Seems not related to an OOM: >> # free -m >> total used free shared buffers cached >> Mem: 1973 478 1494 0 49 315 >> -/+ buffers/cache: 113 1859 >> Swap: 0 0 0 >> >> > > so it seems I've lost a patch along the way that was supposed to fix > that: "btrfs: fix race in reada". I pushed my tree again with this > patch on top. > > thanks, > Arne > OK, I'll apply that patch and take some time to test it again. thanks, liubo >> thanks, >> liubo >> -- >> 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 > > -- > 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 >