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

[Oscar Segarra]

Hi,

Anybody has experienced the same issue?

For me is a big problem because I cannot reboot the server!

Thanks a lot!

2017-01-02 19:18 GMT+01:00 Oscar Segarra <oscar.segarra at gmail.com>:

> Hi,
>
> I have modified libvirt-guests.service in order to add a dependency for
> the ganseha service.
>
> After=network.target libvirtd.service time-sync.target
> *nfs-ganesha.service*
> *Requires=nfs-ganesha.service*
>
> But it looks system does not stop vms:
>
> [image: Imágenes integradas 1]
>
> Any help will be welcome!
>
> Thanks a lot.
>
>
>
> 2017-01-02 14:29 GMT+01:00 Oscar Segarra <oscar.segarra at gmail.com>:
>
>> 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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