From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roland Paterson-Jones Subject: Re: Help/problems with blktap on xen-unstable Date: Wed, 20 Sep 2006 14:06:29 +0200 Message-ID: <45112EC5.4010706@rolandpj.com> References: <4510E1C0.7020405@rolandpj.com> <1158747512.32181.7.camel@leto.intern.saout.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1158747512.32181.7.camel@leto.intern.saout.de> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org Christophe Saout wrote: >Am Mittwoch, den 20.09.2006, 08:37 +0200 schrieb Roland Paterson-Jones: > > > >>I've been trying to play with the new blktap support in xen-unstable. >> >>First, an observation - blktapctrl is pinned at 100% CPU: >> >> > >Do you have a 3Ware controller or something? On my machine, the >controller management interface (/dev/twe*) gets assigned the major 254, > > Thanks for the tip, but it doesn't (necessarily) seem to be the case with our box. I do have /dev/xen with: [root@dom0-0-50-45-5d-59-aa ~]# ls -als /dev/xen/ total 0 0 drwxr-xr-x 2 root root 80 Sep 19 17:43 . 0 drwxr-xr-x 13 root root 14100 Sep 19 17:37 .. 0 crw------- 1 root root 254, 0 Sep 19 17:43 blktap0 0 crw------- 1 root root 10, 201 Sep 19 17:36 evtchn But there's nothing in /dev with major 254. Regards Roland