[Openstack-operators] Instance Scheduling on Hosts

Narayan Desai narayan.desai at gmail.com
Tue Jul 2 21:30:57 UTC 2013

We accomplished with a scheduler filter that only routes big mem requests
to nodes with large memory footprint and doesn't consider these for smaller
instance types.

On Tue, Jul 2, 2013 at 3:55 PM, Ahmad Ahmadi <ahmadidamha at yahoo.com> wrote:

> I have two groups of hosts as compute nodes:
> BigGroup: a few machines with very big RAM
> SmallGroup: a lot of machines with smaller RAM each.
> My goal is to assigne bigger instances (from bigger flavors) to BigGroup
> and smaller instances to SmallGroup.
> I tried the "AggregateInstanceExtraSpecsFilter" filtering with assigning
> different keys to instances and making aggregated hosts (
> http://docs.openstack.org/folsom/openstack-compute/admin/content/host-aggregates.html),
> but didn't work and all the instance boots will end up to error.
> Any idea?
> More over does anyone know how can I assign higher cost to bigger nodes
> for weighting?
> Thanks,
> _______________________________________________
> OpenStack-operators mailing list
> OpenStack-operators at lists.openstack.org
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
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