[openstack-dev] [Nova] Launching multiple VMs in Nova

Oleg Bondarev obondarev at mirantis.com
Thu Oct 2 14:10:32 UTC 2014


Hi,

It turns out that there is a 1:1 relationship between rpc_thread_pool_size
messaging config [1] and the number of instances that can be spawned
simultaneously.
Please see bug [2] for more details.
I think this should be at least documented. Thoughts?

Thanks,
Oleg

[1]
https://github.com/openstack/oslo.messaging/blob/master/oslo/messaging/_executors/impl_eventlet.py
[2] https://bugs.launchpad.net/neutron/+bug/1372049
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