Slow instance launch times due to RabbitMQ
donny at fortnebula.com
Wed Jul 31 10:37:56 UTC 2019
What distro/deployer are you using?
c: 805 814 6800
On Wed, Jul 31, 2019, 5:17 AM Grant Morley <grant at civo.com> wrote:
> Hi all,
> We are randomly seeing slow instance launch / deletion times and it
> appears to be because of RabbitMQ. We are seeing a lot of these messages in
> the logs for Nova and Neutron:
> ERROR oslo.messaging._drivers.impl_rabbit [-]
> [f4ab3ca0-b837-4962-95ef-dfd7d60686b6] AMQP server on 10.6.2.212:5671 is
> unreachable: Too many heartbeats missed. Trying again in 1 seconds. Client
> port: 37098: ConnectionForced: Too many heartbeats missed
> The RabbitMQ cluster isn't under high load and I am not seeing any packets
> drop over the network when I do some tracing.
> We are only running 15 compute nodes currently and have >1000 instances so
> it isn't a large deployment.
> Are there any good configuration tweaks for RabbitMQ running on OpenStack
> Many Thanks,
> Grant Morley
> Cloud Lead, Civo Ltd
> www.civo.com | Signup for an account! <https://www.civo.com/signup>
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