Verified on:python-oslo-messaging-2.5.0-4.el7ost.noarch Added rabbit_qos_prefetch_count=50 in nova.conf and neutron.conf under the rabbit section and restart the services. [root@overcloud-controller-2 ~]# rabbitmqctl list_channels name prefetch_count | grep 50 10.35.169.13:48413 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48472 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48475 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48478 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48479 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48482 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48484 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48491 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48669 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48737 -> 10.35.169.13:5672 (1) 50 10.35.169.13:48836 -> 10.35.169.13:5672 (1) 50 10.35.169.13:54470 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54472 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54474 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54476 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54479 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54482 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54483 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54486 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54659 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54665 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54669 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54672 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54675 -> 10.35.169.15:5672 (1) 50 10.35.169.13:54747 -> 10.35.169.15:5672 (1) 50 10.35.169.13:56116 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56170 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56171 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56173 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56174 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56176 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56185 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56187 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56188 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56192 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56359 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56370 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56384 -> 10.35.169.14:5672 (1) 50 10.35.169.13:56528 -> 10.35.169.14:5672 (1) 50
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHEA-2016-0603.html