[PVE-User] Backups kill one guest, semi-consistently.

[Justa Guy]

You could try an updated Proxmox, though I don't have much hope for that
solving anything- but hey, who knows what bugs were addressed in the
interim.

http://pve.proxmox.com/wiki/Downloads#Update_a_running_Proxmox_Virtual_Environment_to_1.6

-C

On Wed, 17 Nov 2010 01:28 -0500, "Myke G" <mykel at mWare.ca> wrote:
> Approximately 4 nights a week, when the backups run, the first VM in the 
> list seems to hang and eventually revert to the shutdown state according 
> to the Proxmox webui, but inside the VM, the filesystems are not cleanly 
> shutdown. The guest is a fully virtualized instance of FreeBSD 8 
> (-STABLE as of a couple weeks ago IIRC)
> 
> What's strange is that ONLY this VM gets hit, there's another other 
> FreeBSD VM and a pair of OpenVZ VMs running on there too, but just this 
> one seems to fail. It does happen to have the lowest VMID, I don't know 
> if that's a factor.
> 
> I was actually logged into the instance when the backup kicked off this 
> evening, and while SSH stayed alive, it seemed as if the filesystem was 
> completely dead:
> 
> Nov 17 01:02:55 VPS1 kernel: calcru: runtime went backwards from 
> 79964129 usec to 71205911 usec for pid 1097 (squid)
> [root at VPS1 /var/log]#
> [root at VPS1 /var/log]# uptime
> (nothing happens after several seconds; hit ^T a bunch...)
> load: 0.00  cmd: bash 15734 [vnread] 1.35r 0.00u 0.00s 0% 2420k
> load: 0.00  cmd: bash 15734 [vnread] 3.78r 0.00u 0.00s 0% 2420k
> load: 0.00  cmd: bash 15734 [vnread] 4.16r 0.00u 0.00s 0% 2420k
> ^C^C
> ^C (no effect)
> load: 0.00  cmd: bash 15734 [vnread] 81.93r 0.00u 0.00s 0% 2420k
> load: 0.00  cmd: bash 15734 [vnread] 82.24r 0.00u 0.00s 0% 2420k
> 
> We're running a slightly dated Proxmox:
> 
> Chisel:~# pveversion -v
> pve-manager: 1.5-10 (pve-manager/1.5/4822)
> running kernel: 2.6.24-11-pve
> proxmox-ve-2.6.24: 1.5-23
> pve-kernel-2.6.24-11-pve: 2.6.24-23
> pve-kernel-2.6.24-9-pve: 2.6.24-18
> pve-kernel-2.6.24-8-pve: 2.6.24-16
> qemu-server: 1.1-16
> pve-firmware: 1.0-5
> libpve-storage-perl: 1.0-13
> vncterm: 0.9-2
> vzctl: 3.0.23-1pve11
> vzdump: 1.2-5
> vzprocps: 2.0.11-1dso2
> vzquota: 3.0.11-1
> pve-qemu-kvm: 0.12.4-1
> Chisel:~#
> 
> Any ideas or suggestions? It's getting quite frustrating to have to 
> restart this VM almost every night.
> (The backups do complete successfully BTW)
> 
> Myke
> 
> 
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