From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oliver Francke Subject: Re: qemu-1.5.0 savevm error -95 while writing vm with ceph-rbd as storage-backend Date: Fri, 24 May 2013 17:15:36 +0200 Message-ID: <519F8418.6080707@filoo.de> References: <519F1AED.80005@filoo.de> <519F8273.1000307@42on.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-1.de-punkt.de ([93.190.64.237]:42739 "EHLO mail-1.de-punkt.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755033Ab3EXPPi (ORCPT ); Fri, 24 May 2013 11:15:38 -0400 In-Reply-To: <519F8273.1000307@42on.com> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Wido den Hollander Cc: "ceph-devel@vger.kernel.org" Well, On 05/24/2013 05:08 PM, Wido den Hollander wrote: > On 05/24/2013 09:46 AM, Oliver Francke wrote: >> Hi, >> >> with a running VM I encounter this strange behaviour, former >> qemu-versions don't show up such an error. >> Perhaps this comes from the rbd-backend in qemu-1.5.0 in combination >> with ceph-0.56.6? Therefore my >> crosspost. >> >> Even if I have no real live-snapshot avail - they know of this >> restriction -, it's more work for the customers >> to perform a shutdown before the wonna do some changes to their VM ;= ) >> > > Doesn't Qemu try to save the memory state to RBD here as well? That=20 > doesn't work and fails. true, but that should qemu try in version 1.4.x, too, but that succeeds= ;) Tried to figure out some corresponding QMP-commands, found some=20 references like: {"execute": "snapshot-create", "arguments": {"name": "vm_before_upgrade= "} } but that fails with unknown command. The convenience for a monitoring-command would be, that qemu cares for=20 all mounted block-devs, well, it _should_ exclude some "ide-cd0" devices, where I get another error=20 with an inserted CD, but... other error, Oliver. > >> Any hints welcome, >> >> Oliver. >> > > --=20 Oliver Francke filoo GmbH Moltkestra=DFe 25a 33330 G=FCtersloh HRB4355 AG G=FCtersloh Gesch=E4ftsf=FChrer: S.Grewing | J.Rehp=F6hler | C.Kunz =46olgen Sie uns auf Twitter: http://twitter.com/filoogmbh -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html