On rhel8 the ovs_neutron_agent container endlessly restarts with:
2019-03-05 15:41:57.096 534226 DEBUG oslo_concurrency.lockutils [req-a004e117-dba8-42bf-81fe-abf7a9f2faab - - - - -] Lock "conntrack" released by "neutron.agent.linux.ip_conntrack.get_conntrack" :: held 0.257s inner /usr/lib/python3.6/site-packages/oslo_concurrency/lockutils.py:339
2019-03-05 15:41:57.096 534226 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent [req-a004e117-dba8-42bf-81fe-abf7a9f2faab - - - - -] Exit code: 1; Stdin: ; Stdout: Table `raw' does not exist
; Stderr: Agent terminated!: neutron_lib.exceptions.ProcessExecutionError: Exit code: 1; Stdin: ; Stdout: Table `raw' does not exist
2019-03-05 15:41:57.098 534226 INFO oslo_rootwrap.client [-] Stopping rootwrap daemon process with pid=534237
This is due to an iptables bug listing tables that were not initialized:
https://bugzilla.redhat.com/show_bug.cgi?id=1673609
https:/ /review. openstack. org/641316