[PVE-User] PVE 5.1 - Intel <-> AMD migration crash with Debian 9
elacunza at binovo.es
Wed Feb 7 09:33:48 CET 2018
El 07/02/18 a las 09:22, Eneko Lacunza escribió:
> I finally reproduced the problem with a Ubuntu 14.04.2 LTS VM, so not
> a Debian 9-only problem.
> Is there anything I to report this bug to Proxmox/upstream?
> El 06/02/18 a las 12:07, Eneko Lacunza escribió:
>> Hi all,
>> El 02/02/18 a las 13:21, Eneko Lacunza escribió:
>>>>> Eneko Lacunza <elacunza at binovo.es> hat am 2. Februar 2018 um 10:14
>>>>> proxmox-ve: 5.1-35 (running kernel: 4.13.13-4-pve)
>>>> This kernel produced a lot of crashes (especially on windows), even
>>>> without any migrations.
>>>> Please retest with latest kernel.
>>> Just updated the cluster:
>>> # pveversion -v
>>> proxmox-ve: 5.1-38 (running kernel: 4.13.13-5-pve)
>>> The reported VM has migrated well for now, but I have seen a similar
>>> crash with another two Debian 9 VMs this time. Other VMs and
>>> SO/distros continue to work well, maybe there's a problem in guest
>>> kernel. I continue to get crashes after Intel<>AMD migrations,
>>> Intel<->Intel migrations work without issue (done ten's of them
>>> during cluster upgrade).
>> Seems that only Debian 9 VMs with more than 1 cores are affected by
>> this problem. All 3 VMs had 2 or 4 cores. I changed the original
>> reported VM to 1 core, and seems not to crash now. NUMA is not enabled.
>> I tried with previous Debian kernel (VMs are running now
>> 4.9.0-5-amd64, previous is 4.9.0-4-amd64); and it crashes too.
>> I tried with a Ubuntu 14.04.02 LTS with 2 cores, but I'm unable to
>> reproduce the problem. Windows VMs also really seem unaffected.
>> Shall I report this to Debian kernel team?
>> Thanks a lot
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Binovo IT Human Project, S.L.
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