[pve-devel] HA: vm shutdown/stop behaviour and other HA questions

Michael Rasmussen mir at datanom.net
Wed Mar 6 08:06:34 CET 2019


On Wed, 6 Mar 2019 07:59:14 +0100 (CET)
Alexandre DERUMIER <aderumier at odiso.com> wrote:

> 
> In the futur, I would like to add some kind of balancing/scheduling
> of vm (memory/cpu balancing), I think it's the right place to do it ? 
> 
> I have looked in /usr/share/perl5/PVE/HA/Manager.pm, sub
> select_service_node, seem pretty basic for now. (try node by
> priority, and by nodeid, try_next if it's failing). I think they are
> lot of improvment possible here.

One serious HA feature really missing is a way to configure that two or
more VMs most never run on the same node. Eg. there is really no HA for
a cluster if every VM member dies with the same node,

-- 
Hilsen/Regards
Michael Rasmussen

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