[Engine-devel] Watchdog support Feature

Michael Pasternak mpastern at redhat.com
Sun Jan 27 07:27:54 UTC 2013


On 01/24/2013 04:19 PM, Laszlo Hornyak wrote:
> Hi,
> 
> Watchdog support in engine will add watchdog to the ovirt UI and REST API. Watchdog cards will be mainly used in HA vm's.
> 
> http://www.ovirt.org/Features/Watchdog_engine_support
> 
> Your feedback is welcome!
> 
> Thank you,
> Laszlo
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> Engine-devel at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/engine-devel

Definitely nice feature, but i have a question for [1],
won't it cause slow responsive guests (on highly loaded hosts)
to constantly reboot?

i.e it's understood that 'reboot' is a goal of this feature,
but endless reboot of pinned-to-host guests for instance
won't do any good right?,

my point is: should watchdog 'action' have extra logic
for guest-policy like placement for instance?

[1] <watchdog model="i6300esb" action="reset"/>

-- 

Michael Pasternak
RedHat, ENG-Virtualization R&D



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