Open Stack

Hi,
I'm getting this error continuously in rabbitmq log. Though all operation going normal, but slow. Sometimes taking long time to perform operation. Please help me to solve this.

rabbitmq version: rabbitmq_server-3.6.16



=ERROR REPORT==== 12-Sep-2019::13:04:55 ===
Channel error on connection <0.8105.3> (192.168.21.56:60116 -> 192.168.21.11:5672, vhost: '/', user: 'openstack'), channel 1:
operation queue.declare caused a channel exception not_found: failed to perform operation on queue 'versioned_notifications.info' in vhost '/' due to timeout


=WARNING REPORT==== 12-Sep-2019::13:04:55 ===
closing AMQP connection <0.8105.3> (192.168.21.56:60116 -> 192.168.21.11:5672 - nova-compute:3493037:e6757c9b-1cdc-43cd-bfd3-dcb58aa4974a, vhost: '/', user: 'openstack'):
client unexpectedly closed TCP connection



Thanks & B'Rgds,
Rony


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