[PVE-User] 100% CPU usage after live migration onheterogeneouscluster (Xeon E5345 and Xeon 5405)

Gilberto Nunes gilberto.nunes32 at gmail.com
Fri Sep 5 15:35:34 CEST 2014


Just to complete this subject: Is it a recommendation that we used the same
hardware or not necessarily??


2014-09-05 10:23 GMT-03:00 Chris Murray <chrismurray84 at gmail.com>:

> Of course the typical thing has happened; as soon as I ask for help, I've
> resolved it myself.
>
>
>
> I enabled No Execute in the BIOS of host 'B'. VMs will now migrate back
> and forth without complaint.
>
>
>
> *From:* pve-user [mailto:pve-user-bounces at pve.proxmox.com] *On Behalf Of *Chris
> Murray
> *Sent:* 05 September 2014 14:08
> *To:* pve-user at pve.proxmox.com
> *Subject:* Re: [PVE-User] 100% CPU usage after live migration
> onheterogeneouscluster (Xeon E5345 and Xeon 5405)
>
>
>
> Also if it helps:
>
>
>
> 'A'
>
>
>
> cat /proc/cpuinfo | grep flags | uniq
>
> flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca
> cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx
> lm constant_tsc arch_perfmon pebs bts rep_good aperfmperf pni dtes64
> monitor ds_cpl vmx tm2 ssse3 cx16 xtpr pdcm dca sse4_1 lahf_lm dts
> tpr_shadow vnmi flexpriority
>
>
>
>
>
> 'B'
>
>
>
> cat /proc/cpuinfo | grep flags | uniq
>
> flags           : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca
> cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall lm
> constant_tsc arch_perfmon pebs bts rep_good aperfmperf pni dtes64 monitor
> ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca lahf_lm dts tpr_shadow
>
>
>
>
>
> I can already see 'nx' in there, which has got me wondering.
>
>
>
> Thanks again.
>
>
>
> *From:* pve-user [mailto:pve-user-bounces at pve.proxmox.com
> <pve-user-bounces at pve.proxmox.com>] *On Behalf Of *Chris Murray
> *Sent:* 05 September 2014 14:03
> *To:* pve-user at pve.proxmox.com
> *Subject:* [PVE-User] 100% CPU usage after live migration on
> heterogeneouscluster (Xeon E5345 and Xeon 5405)
>
>
>
> Hi all,
>
>
>
> I'm experiencing the same issue as the following post, but I can't
> register to ask if there was ever a solution as the Image Verification
> section of the registration page tells me "Input error: Invalid Referer"
>
>
> http://188.165.151.221/threads/16171-PX-3-0-live-migration-(node-to-node)-freeze-VM-on-different-hardware
>
>
>
> I'm on 3.2 and this particular cluster has two nodes. I'll call them 'A'
> and 'B'
>
>
>
> 'A' has an Intel Xeon E5405.
>
> 'B' has two Intel Xeon E5345 (the same as the post. Interestingly, the
> issue is in migrating **to** this node, as it is in the forum post)
>
>
>
> Start a VM on node B.
>
> Migrate to A.
>
>     This works fine.
>
> Migrate to B.
>
>     This is also fine.
>
>
>
> Power down the VM, start it up from node A
>
> Migrate to B.
>
>     100% CPU. VM unresponsive.
>
> Migrate to A:
>
>     VM comes back to life again
>
>
>
> I'm guessing this is related to the capability of the two CPUs being
> different. I've set the VM's CPU to Conroe (to oldest Xeon?) and qemu64,
> neither of which made any difference. It's now back to the default of KVM64.
>
>
>
> Any ideas?
>
>
>
> Thanks,
>
> Chris
>
>
>
>
>
>
>
> Node 'A'
>
>
>
> proxmox-ve-2.6.32: 3.2-136 (running kernel: 2.6.32-32-pve)
>
> pve-manager: 3.2-30 (running version: 3.2-30/1d095287)
>
> pve-kernel-2.6.32-32-pve: 2.6.32-136
>
> pve-kernel-2.6.32-29-pve: 2.6.32-126
>
> lvm2: 2.02.98-pve4
>
> clvm: 2.02.98-pve4
>
> corosync-pve: 1.4.7-1
>
> openais-pve: 1.1.4-3
>
> libqb0: 0.11.1-2
>
> redhat-cluster-pve: 3.2.0-2
>
> resource-agents-pve: 3.9.2-4
>
> fence-agents-pve: 4.0.10-1
>
> pve-cluster: 3.0-14
>
> qemu-server: 3.1-34
>
> pve-firmware: 1.1-3
>
> libpve-common-perl: 3.0-19
>
> libpve-access-control: 3.0-15
>
> libpve-storage-perl: 3.0-22
>
> pve-libspice-server1: 0.12.4-3
>
> vncterm: 1.1-8
>
> vzctl: 4.0-1pve6
>
> vzprocps: 2.0.11-2
>
> vzquota: 3.1-2
>
> pve-qemu-kvm: 2.1-5
>
> ksm-control-daemon: 1.1-1
>
> glusterfs-client: 3.5.2-1
>
>
>
>
>
> Node 'B'
>
>
>
> proxmox-ve-2.6.32: 3.2-136 (running kernel: 2.6.32-32-pve)
>
> pve-manager: 3.2-30 (running version: 3.2-30/1d095287)
>
> pve-kernel-2.6.32-32-pve: 2.6.32-136
>
> pve-kernel-2.6.32-29-pve: 2.6.32-126
>
> lvm2: 2.02.98-pve4
>
> clvm: 2.02.98-pve4
>
> corosync-pve: 1.4.7-1
>
> openais-pve: 1.1.4-3
>
> libqb0: 0.11.1-2
>
> redhat-cluster-pve: 3.2.0-2
>
> resource-agents-pve: 3.9.2-4
>
> fence-agents-pve: 4.0.10-1
>
> pve-cluster: 3.0-14
>
> qemu-server: 3.1-34
>
> pve-firmware: 1.1-3
>
> libpve-common-perl: 3.0-19
>
> libpve-access-control: 3.0-15
>
> libpve-storage-perl: 3.0-22
>
> pve-libspice-server1: 0.12.4-3
>
> vncterm: 1.1-8
>
> vzctl: 4.0-1pve6
>
> vzprocps: 2.0.11-2
>
> vzquota: 3.1-2
>
> pve-qemu-kvm: 2.1-5
>
> ksm-control-daemon: 1.1-1
>
> glusterfs-client: 3.5.2-1
>
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>
>


-- 
Obrigado

Cordialmente

Gilberto Ferreira


Konnecta TI Tecnologia - Sistemas de Virtualização, Soluções de
Armazenamento de Dados, Criação de SAN/NAS, Zimbra Mail Server, Implantação
de Linux e Windows server.

Fundação Softville
Rua Otto Boehm, 48

(47) 9676-7530

Skype: gilberto.nunes36


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