Jim, Thanks so much for your help. Much appreciated!
I filed a bug report with Ubuntu: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1180281 Hopefully other Ubuntu users who are experiencing the same issue will add comments/feedback to the bug report. Best regards, Gizmo Chicken On Mon, May 20, 2013 at 9:46 AM, Jim Fehlig <jfeh...@suse.com> wrote: > Gizmo Chicken wrote: > > Hi Jim, > > > > Thanks much for suggestions. And please accept my apologies for not > > replying sooner. Your reply got buried in lots of other list-serve > > messages. > > > > You asked: "Ensure xend is *not* running and then restart libvirtd. > > The libvirt libxl driver will only load when xend is not running." > > > > I'm a bit new at this, but I was under the impression that setting > > setting toolstack=xl in /etc/default/xen would prevent xend from > > starting. That is, I thought that xend wouldn't start when xl was > > running. Am I totally wrong about that? > > > > In any case, xl is running and if I try to send an xm command, I get > > the following: "A different toolstack (xl) has been selected!" Is > > there something else that I should try to insure that xend isn't running? > > According to that, xend is not running. > > > > > (As a reminder, if I set toolstack=xm in /etc/default/xen, > > virt-manager works great. But I'm hoping to use the xl toolstack.) > > > > You asked: "Did the libxl driver even load? There should be some > > evidence of that in libvirtd.log." > > > > My libvirtd.log doesn't seem provide any evidence of that the libxl > > driver is loaded. (See log copied below.) But libvirtd.log does > > mention an "internal error failed to connect with xend." So honestly, > > I'm not quite sure whether libxl loaded. What's the best way to confirm? > > The log snippet confirms xend is not running, but nothing about the > libxl driver. > > > > > You asked: "Has your libvirt package been built with the libxl driver > > enabled?" > > > > I'm using the libvirt package that is available from the Ubuntu 13.04 > > (and now 13.10) repository. How would I go about checking whether > > that package was built with the libxl driver enabled? > > Not sure. I use fedora and openSUSE. I haven't used Ubuntu's virt > packages. Sounds like you should file a bug with Ubuntu or ask on one > of their related mailing lists. > > Regards, > Jim > > > > > Thanks so much for any additional help you can provide! > > > > Best regards, > > GizmoChicken > > > > > > var/log/libvirt/libvirtd.log > > > > 2013-05-18 05:44:47.614+0000: 1304: info : libvirt version: 1.0.5 > > 2013-05-18 05:44:47.614+0000: 1304: error : xenHypervisorDoV2Sys:1006 > > : Unable to issue hypervisor ioctl 3166208: Permission denied > > 2013-05-18 05:44:47.615+0000: 1304: error : xenHypervisorDoV2Sys:1006 > > : Unable to issue hypervisor ioctl 3166208: Permission denied > > 2013-05-18 05:44:47.617+0000: 1304: error : xenHypervisorDoV2Sys:1006 > > : Unable to issue hypervisor ioctl 3166208: Permission denied > > 2013-05-18 05:44:47.618+0000: 1304: error : xenHypervisorDoV2Sys:1006 > > : Unable to issue hypervisor ioctl 3166208: Permission denied > > 2013-05-18 05:44:47.618+0000: 1304: error : xenHypervisorDoV2Sys:1006 > > : Unable to issue hypervisor ioctl 3166208: Permission denied > > 2013-05-18 05:44:47.619+0000: 1304: error : xenHypervisorDoV2Sys:1006 > > : Unable to issue hypervisor ioctl 3166208: Permission denied > > 2013-05-18 05:44:47.635+0000: 1304: error : do_connect:103 : internal > > error failed to connect to xend > > 2013-05-18 05:44:47.636+0000: 1304: error : xenDaemonOpen_tcp:700 : > > unable to connect to 'localhost:8000': Connection refused > > 2013-05-18 05:45:13.647+0000: 1289: error : virNetSocketReadWire:1362 > > : Cannot recv data: Connection reset by peer > > > > > > > > > > > > > > > > On Mon, Apr 1, 2013 at 9:21 AM, Jim Fehlig <jfeh...@suse.com > > <mailto:jfeh...@suse.com>> wrote: > > > > Gizmo Chicken wrote: > > > QUESTION: What, if anything, can I do so that I can use xl (in > > place > > > of xm) with libvirt 1.0.2 and Xen 4.2.1 in Ubuntu 13.04? > > > > Ensure xend is *not* running and then restart libvirtd. The libvirt > > libxl driver will only load when xend is not running. > > > > > > > > BACKGROUND: I am testing a fully updated (as of March 27) > > > installation of Ubuntu 13.04 that includes the following packages: > > > > > > libvirt - version 1.0.2-0ubuntu9 > > > xen-hypervisor-4.2-amd64 - version 4.2.1-0ubuntu1 > > > > > > Upon setting TOOLSTACK=xm in /etc/default/xen (as well as making > > a few > > > needed tweaks to /etc/xen/xend-config.sxp), libvirt and > virt-manager > > > worked great. Yippee! > > > > > > I guess that I should be happy that the xm toolstack still works > > with > > > Xen 4.2.1 and quit while I'm ahead, but... > > > > > > According to libvirt's documentation: > > > > > > "libxl: Starting with Xen 4.2, the legacy XenD/xm toolstack is > > > deprecated in favor of libxl, also commonly called libxenlight. > > > libvirt supports this new Xen toolstack via the libxl driver. If > > XenD > > > is enabled, the legacy xen driver consisting of the above mentioned > > > channels will be used. If XenD is disabled, the libxl driver will > be > > > used." > > > > > > See http://libvirt.org/drvxen.html. > > > > > > In view of the above, I attempted to use xl in place xm by setting > > > TOOLSTACK=xl in /etc/default/xen. And after doing so (both > > with and > > > without, the above mentioned tweaks to /etc/xen/xend-config.sxp), I > > > recieved the following error when attempting to start virt-manager: > > > > > > Unable to connect to libvirt. > > > > > > unable to connect to 'localhost:8000': Connection refused > > > > Did the libxl driver even load? There should be some evidence of > that > > in libvirtd.log. Has your libvirt package been built with the libxl > > driver enabled? > > > > Regards, > > Jim > > > > > > > > Verify that: > > > - A Xen host kernel was booted > > > - The Xen service has been started > > > > > > Libvirt URI is: xen:/// > > > > > > Traceback (most recent call last): > > > File "/usr/share/virt-manager/virtManager/connection.py", line > > 1027, > > > in _open_thread > > > self.vmm = self._try_open() > > > File "/usr/share/virt-manager/virtManager/connection.py", line > > 1009, > > > in _try_open > > > flags) > > > File "/usr/lib/python2.7/dist-packages/libvirt.py", line 102, in > > > openAuth > > > if ret is None:raise libvirtError('virConnectOpenAuth() > failed') > > > libvirtError: unable to connect to 'localhost:8000': Connection > > refused > > > > > > > > > > > > > > > > > > > > > ------------------------------------------------------------------------ > > > > > > _______________________________________________ > > > virt-tools-list mailing list > > > virt-tools-l...@redhat.com <mailto:virt-tools-l...@redhat.com> > > > https://www.redhat.com/mailman/listinfo/virt-tools-list > > > > >
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