[libvirt] qemu-kvm blocked for more than 120 seconds when "libvirt-guests" is enabled

Oscar Segarra oscar.segarra at gmail.com
Mon Jan 2 13:29:53 UTC 2017


Hi,

Yes, I use ganesha-nfs for storing *.qcow2 files.

Is there any way to stop NFS after libvirt-guests service?

Thanks a lot.

2017-01-02 14:24 GMT+01:00 Tomáš Golembiovský <tgolembi at redhat.com>:

> Hi,
>
> this is just a guess, but from the screenshot I see that NFS is already
> down. Are your VMs local or do you use NFS storage or some other network
> storage pool? That would be a reason for qemu process to hang.
>
> Best regards,
>
>     Tomas
>
> On Mon, 2 Jan 2017 12:49:55 +0100
> Oscar Segarra <oscar.segarra at gmail.com> wrote:
>
> > Hi, anybody has experienced the same issue?
> >
> > Thanks a lot!
> >
> > El 31 dic. 2016 5:25 p. m., "Oscar Segarra" <oscar.segarra at gmail.com>
> > escribió:
> >
> > > Hi,
> > >
> > > I just have two virtual machines in my environment, I want them to
> > > gracefully stop when host is powered off gracefully.
> > >
> > > Nevertheless, system hangs on shutdown:
> > >
> > > [root at vdicnode01 ~]# virsh list
> > >  Id    Name                           State
> > > ----------------------------------------------------
> > >  1     vdicdb01                       running
> > >  2     vdicone01                      running
> > >
> > > The configuration:
> > >
> > > /usr/libexec/libvirt-guests.sh
> > > URIS=default
> > > ON_BOOT=ignore
> > > ON_SHUTDOWN=shutdown
> > > SHUTDOWN_TIMEOUT=60
> > > PARALLEL_SHUTDOWN=5
> > > START_DELAY=0
> > > BYPASS_CACHE=0
> > > CONNECT_RETRIES=10
> > > RETRIES_SLEEP=1
> > > SYNC_TIME=0
> > >
> > > [root at vdicnode01 ~]# cat /etc/libvirt/qemu.conf
> > > user  = "oneadmin"
> > > group = "oneadmin"
> > > dynamic_ownership = 0
> > > spice_tls = 0
> > >
> > > With libvirt-guests service started:
> > > [root at vdicnode01 ~]# service libvirt-guests status
> > > Redirecting to /bin/systemctl status  libvirt-guests.service
> > > ● libvirt-guests.service - Suspend Active Libvirt Guests
> > >    Loaded: loaded (/usr/lib/systemd/system/libvirt-guests.service;
> > > disabled; vendor preset: disabled)
> > >    Active: active (exited) since Sat 2016-12-31 17:13:34 CET; 5s ago
> > >      Docs: man:libvirtd(8)
> > >            http://libvirt.org
> > >   Process: 6619 ExecStart=/usr/libexec/libvirt-guests.sh start
> > > (code=exited, status=0/SUCCESS)
> > >  Main PID: 6619 (code=exited, status=0/SUCCESS)
> > >
> > > Dec 31 17:13:34 vdicnode01.vdicube.com systemd[1]: Starting Suspend
> > > Active Libvirt Guests...
> > > Dec 31 17:13:34 vdicnode01.vdicube.com libvirt-guests.sh[6619]:
> > > libvirt-guests is configured not to start any guests on boot
> > > Dec 31 17:13:34 vdicnode01.vdicube.com systemd[1]: Started Suspend
> Active
> > > Libvirt Guests.
> > > [root at vdicnode01 ~]#
> > >
> > > If I stop locally libvirt-guests (as root) Looks work perfectly:
> > >
> > > [root at vdicnode01 ~]# virsh list
> > >  Id    Name                           State
> > > ----------------------------------------------------
> > >
> > > [root at vdicnode01 ~]#
> > >
> > > --> Now I start again the virtual machines and the libvirt-guests
> service
> > > <--
> > > [root at vdicnode01 ~]# service libvirtd restart
> > > Redirecting to /bin/systemctl restart  libvirtd.service
> > > [root at vdicnode01 ~]# service libvirt-guests start
> > > Redirecting to /bin/systemctl start  libvirt-guests.service
> > > [root at vdicnode01 ~]# virsh list
> > >  Id    Name                           State
> > > ----------------------------------------------------
> > >  1     vdicone01                      running
> > >  2     vdicdb01                       running
> > >
> > > [root at vdicnode01 ~]#
> > >
> > > But If I shutdown the host it look not work properly (I attack
> screenshots
> > > of the shutdown process).
> > >
> > > Any help will be welcome.
> > >
> > > Thanks a lot.
> > >
> > >
>
>
> --
> Tomáš Golembiovský <tgolembi at redhat.com>
>
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