[pve-devel] ipmi_watchdog : new panic_wdt_timeout param in kernel 4.4
aderumier at odiso.com
Thu Jun 9 06:57:08 CEST 2016
>>On the other side, all user space processes are stopped, so it does not really
yes, I think it's not a problem . (I never had disk corruption when HA restart vm and source server is kernel panic).
But it's just annoying to wait 4min for reboot (and not documented)
----- Mail original -----
De: "dietmar" <dietmar at proxmox.com>
À: "Alexandre Derumier" <aderumier at odiso.com>, "pve-devel" <pve-devel at pve.proxmox.com>
Envoyé: Jeudi 9 Juin 2016 06:21:40
Objet: Re: [pve-devel] ipmi_watchdog : new panic_wdt_timeout param in kernel 4.4
> I have notice since month that a kernel panic with ipmi watchdog, never
> restart the server before 4-5min.
> It seem that ipmi_watchdog had an hardcoded value of 255s when kernel panic
> occur, to have time to trigger kdump.
> kernel 4.4 introduce a new option : panic_wdt_timeout , to reduce it
Wow - that is really strange behavior - they simply overwrite user configured
values on kernel panic.
On the other side, all user space processes are stopped, so it does not really
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