From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: Re: [b.g.o.358549] blkfront: Move blkif_interrupt into a tasklet. Date: Mon, 27 Jun 2011 13:30:04 -0400 Message-ID: <20110627173004.GB2430@dumpdata.com> References: <4DC15DC8.2010302@mejor.pl> <4DD7C4B9.6070308@mejor.pl> <20110524131353.GA10513@dumpdata.com> <4DE4D0EC.9060508@mejor.pl> <20110627141336.GF6978@dumpdata.com> <4E089BFE.5060304@mejor.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <4E089BFE.5060304@mejor.pl> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Marcin =?utf-8?B?TWlyb3PFgmF3?= Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Mon, Jun 27, 2011 at 05:04:30PM +0200, Marcin Miros=C5=82aw wrote: > W dniu 27.06.2011 16:13, Konrad Rzeszutek Wilk pisze: > > I wonder if the reason for this are some other config options. Can yo= u send the > > full config please? >=20 > Yes, it's attached. Config is from newer kernel but the same problems > appears with it. >=20 > > When does this happend? From the bug it looks to be just happening du= ring bootup, right? >=20 > Right, bug with "block/blk-core" appears very early. Bug "kernel thread= s OK, that is manifested in the DomU (PV guest) correct? > "flush-254:9" does 100%CPU utilization" appears after a couple minutes > of work. Sometimes it happens after 15 minuts. Ok, but that is in dom0 and I've no idea what gentoo is using as dom0 typ= e patches. For that one I would need you to use the lastest Linux kernel (v= 3.0-rc4) and see if you get the same issue.