[PVE-User] Servers spontaneously Rebooting

Alexandre DERUMIER aderumier at odiso.com
Mon Nov 30 17:58:41 CET 2015


I don't known if we have hp proliant server ?

if yes, users have reported problem with ilo card watchdog


(need to blacklist ilo watchdog modules)

----- Mail original -----
De: "Lindsay Mathieson" <lindsay.mathieson at gmail.com>
À: "proxmoxve" <pve-user at pve.proxmox.com>
Envoyé: Lundi 30 Novembre 2015 08:34:31
Objet: Re: [PVE-User] Servers spontaneously Rebooting

On 30/11/15 17:27, Thomas Lamprecht wrote: 
> If you prefer to use journalctl execute `mkdir /var/log/journal` to 
> make those logs persistent, then you can browse the last boot with 
> journalctl -b-1 
> where -1 denotes the previous boot 

I'll do that, thanks. 

>> Can HA cause a host to reboot? I thought it was just around 
>> restarting VM's 
> Yes it is around (re)starting VMs when there is a failure, but to 
> secure that the VM only runs once in the cluster (to avoid race 
> conditions/ multiple access to shared resources) we need fencing. 
> Proxmox VE 4 uses self fencing which restarts the node via the 
> watchdog if it lost quorum for more than 60 seconds AND a HA resource 
> is configured on this node to secure that all shared resources are 
> free for the rest of the cluster. 

Ahhhhh ... that sounds a distinct possibility then, I'll remove all HA 
resources for now and monitor the quorum via the logs. Didn't think I 
had quorum issues, but best to be sure. 

Thanks - Lindsay 
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