[libvirt-users] reboot problem with libxl

[Martin Kletzander]

On Fri, Oct 31, 2014 at 08:34:48AM -0400, Alvin Starr wrote:
>I was sort of hoping that is was something simple like setting the
>"do_the_right_thing" flag.
>
>
>The libvirtd kicks out
>2014-10-31 11:58:57.111+0000: 8741: error : virRegisterNetworkDriver:549
>: driver in virRegisterNetworkDriver must not be NULL
>2014-10-31 11:59:29.379+0000: 8840: error : virRegisterNetworkDriver:549
>: driver in virRegisterNetworkDriver must not be NULL
>2014-10-31 12:02:03.419+0000: 14712: error :
>virRegisterNetworkDriver:549 : driver in virRegisterNetworkDriver must
>not be NULL
>2014-10-31 12:02:20.547+0000: 14712: error : virNetlinkEventCallback:343
>: nl_recv returned with error: No buffer space available
>2014-10-31 12:02:21.873+0000: 17428: error :
>virRegisterNetworkDriver:549 : driver in virRegisterNetworkDriver must
>not be NULL
>2014-10-31 12:03:06.721+0000: 17428: error : virNetlinkEventCallback:343
>: nl_recv returned with error: No buffer space available
>
>
>(I deleted the other errors caused by trying to load drivers that don't
>exits).
>
>I reboot 3 systems mirantis_[457]
>
>/var/log/libxl/* kicks out.
>mirantis_4.log:libxl: error:
>libxl_dm.c:1311:libxl__destroy_device_model: Device Model already exited
>mirantis_5.log:libxl: error:
>libxl_dm.c:1311:libxl__destroy_device_model: Device Model already exited
>
>These are more interesting.
>
>I wonder if libxl has a race condition.
>

I'm completely unaware of libxl works, so I can only guess.  But this
looks like an error in libxl.  Maybe someone else has an idea?

Martin

>On 10/31/2014 02:58 AM, Martin Kletzander wrote:
>> On Thu, Oct 30, 2014 at 01:00:04PM -0400, Alvin Starr wrote:
>>>
>>> If I reboot a single vm through libvirt/libxl the system reboots
>>> normally.
>>> If I have several vm's reboot at the same time then The systems go into
>>> a paused state and do not reboot.
>>> I then have to kill them via xl and   restart them.
>>>
>>
>> Do logs [1] uncover something?
>>
>> Martin
>>
>> [1] http://libvirt.org/logging.html
>
>
>--
>Alvin Starr                   ||   voice: (905)513-7688
>Netvel Inc.                   ||   Cell:  (416)806-0133
>alvin at netvel.net              ||
>
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