This bug is verified on the latest version.With heavy load,the cpu usage of ovn-controller is low: [root@dell-per730-19 ~]# rpm -qa | grep openvswitch kernel-kernel-networking-openvswitch-ovn-1.0-138.noarch openvswitch-ovn-central-2.9.0-117.el7fdp.x86_64 openvswitch-selinux-extra-policy-1.0-13.el7fdp.noarch openvswitch-ovn-common-2.9.0-117.el7fdp.x86_64 openvswitch-ovn-host-2.9.0-117.el7fdp.x86_64 openvswitch-2.9.0-117.el7fdp.x86_64 [root@dell-per730-19 ~]# [root@dell-per730-19 ~]# ovs-vsctl get open . external_ids:ovn-openflow-probe-interval "30" [root@dell-per730-19 ~]# [root@dell-per730-19 ~]# top top - 23:07:28 up 1 day, 9 min, 3 users, load average: 1.70, 1.80, 1.62 Tasks: 461 total, 5 running, 456 sleeping, 0 stopped, 0 zombie %Cpu(s): 6.9 us, 1.1 sy, 0.0 ni, 92.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st KiB Mem : 65708808 total, 61095176 free, 2363852 used, 2249780 buff/cache KiB Swap: 29241340 total, 29241340 free, 0 used. 62866708 avail Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 32745 openvsw+ 10 -10 2373636 176504 13748 R 122.2 0.3 37:10.05 ovs-vswitchd 347 root 10 -10 611800 412244 1600 R 47.4 0.6 26:25.78 ovn-controller 321 root 10 -10 95804 42848 968 R 31.5 0.1 8:14.82 ovn-northd 307 root 20 0 62096 10468 1680 S 13.2 0.0 2:59.52 ovsdb-server 315 root 20 0 94396 42408 1712 S 6.6 0.1 2:36.14 ovsdb-server 7362 root 20 0 601180 63812 6780 S 4.0 0.1 0:59.51 NetworkManager 19013 root 20 0 68648 16796 2300 S 4.0 0.0 0:00.12 ovs-vsctl 32695 openvsw+ 10 -10 80348 25348 1664 R 3.6 0.0 1:56.06 ovsdb-server
Comment in order to synch with JIRA
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://access.redhat.com/errata/RHBA-2019:2942