[openstack-dev] [Nova] Reconciling flavors and block device mappings

Chris Dent cdent+os at anticdent.org
Fri Aug 26 10:31:10 UTC 2016


On Thu, 25 Aug 2016, Andrew Laski wrote:

> Allow block device mappings, when present, to mostly determine instance
> packing. By that I mean that the scheduler only takes into account local
> disk that would be consumed, but we add additional configuration to Nova
> which limits the number of instance that can be placed on a host. This
> is a compromise solution but I fear that a single int value does not
> meet the needs of deployers wishing to limit instances on a host. They
> want it to take into account cpu allocations and ram and disk, in short
> a flavor :)

When you say "add additional configuration" do you mean "add more
things to nova.conf"? If so, then please don't do that. There is far
too much of that.

-- 
Chris Dent               ┬─┬ノ( º _ ºノ)        https://anticdent.org/
freenode: cdent                                         tw: @anticdent


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