On Thu, Mar 31, 2011 at 12:00:32PM +0200, Zvi Dubitzky wrote: > Hi > The bugzilla advice/patch below is not relevant here . Please see what > is the reason for virsh schedinfo / memtune not woking with libvirt-0.8.8 > and libcgroup-0.36 while it does work with libvirt-0.8.3 and same > libcgroup . > Please dispatch to the appropriate person if you know the guy in charge. Given what little information you've provided, it's very difficult to do anything other than speculate about the cause of your problem, but perhaps you're hitting: https://bugzilla.redhat.com/show_bug.cgi?id=689030 Dave > thanks > > Zvi Dubitzky > Email:dubi@xxxxxxxxxx > > > > > From: Osier Yang <jyang@xxxxxxxxxx> > To: Zvi Dubitzky/Haifa/IBM@IBMIL > Cc: libvir-list@xxxxxxxxxx > Date: 28/03/2011 07:40 > Subject: Re: virsh sechedinfo/memtune with libvirt-0.8.8 > > > > ä 2011å03æ28æ 12:52, Zvi Dubitzky åé: > > Sorry . I have'nt got an answer from the user's list . > > > > I have fedora14 installed with its standard libvirt-0.8.3. I can start > > VM > > using .xml files and also run: virsh schedinfo. the cgroup CPU > > controller is mounted and active . In fact I have the path to the > Virtual > > > > machine : /dev/cgroup/cpu/libvirt/qemu/<vm name> > > > > I now upgraded to libvirt-0.8.8 from a tar ball ( configure , make , > make > > install) . I rebooted , new libvirtd started . virsh is working ok > > (I can create a vm) except for the commands : schedinfo and memtune > that > > e.g. > > say upon ' virsh schedinfo<vm name>' > > > > Scheduler : Unknown > > error: Requested operation is not valid: cgroup CPU controller is not > > mounted > > > > But the CPU controller is mounted because I have the path : > > /dev/cgroup/cpu/libvirt/qemu/ . > > What I am missing is the<vm_name> group which is not generated despite > > that the VM was generated ok by virsh create and I can access it. > > > > Any idea what is missing ? > > AFAIK, it's some problem of libcgroup: > > https://bugzilla.redhat.com/show_bug.cgi?id=640282 > > Guess following will work for you: > > # cgclear > # cgconfigparser -l /etc/cgconfig.conf > > Regards > Osier > > > -- > libvir-list mailing list > libvir-list@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/libvir-list -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list