Comment 0 for bug 1930858

b/neutron_plugins/ovn_agent:start_ovn:713 : local SCRIPTDIR=/share/ovn/scripts
+ lib/neutron_plugins/ovn_agent:start_ovn:714 : use_new_ovn_repository
+ lib/neutron_plugins/ovn_agent:use_new_ovn_repository:180 : [[ False == \F\a\l\s\e ]]
+ lib/neutron_plugins/ovn_agent:use_new_ovn_repository:181 : return 0
+ lib/neutron_plugins/ovn_agent:start_ovn:718 : is_service_enabled ovn-northd
+ functions-common:is_service_enabled:1960 : return 0
+ lib/neutron_plugins/ovn_agent:start_ovn:719 : [[ False == \T\r\u\e ]]
+ lib/neutron_plugins/ovn_agent:start_ovn:725 : _start_process ovn-central.service
+ lib/neutron_plugins/ovn_agent:_start_process:220 : sudo systemctl daemon-reload
+ lib/neutron_plugins/ovn_agent:_start_process:221 : sudo systemctl enable ovn-central.service
Created symlink /etc/systemd/system/multi-user.target.wants/ovn-central.service → /lib/systemd/system/ovn-central.service.
+ lib/neutron_plugins/ovn_agent:_start_process:222 : sudo systemctl restart ovn-central.service
+ lib/neutron_plugins/ovn_agent:start_ovn:729 : wait_for_sock_file /var/run/openvswitch/ovnnb_db.sock
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:169 : local count=0
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:170 : '[' '!' -S /var/run/openvswitch/ovnnb_db.sock ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:171 : sleep 1
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:172 : count=1
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:173 : '[' 1 -gt 5 ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:170 : '[' '!' -S /var/run/openvswitch/ovnnb_db.sock ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:171 : sleep 1
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:172 : count=2
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:173 : '[' 2 -gt 5 ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:170 : '[' '!' -S /var/run/openvswitch/ovnnb_db.sock ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:171 : sleep 1
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:172 : count=3
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:173 : '[' 3 -gt 5 ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:170 : '[' '!' -S /var/run/openvswitch/ovnnb_db.sock ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:171 : sleep 1
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:172 : count=4
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:173 : '[' 4 -gt 5 ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:170 : '[' '!' -S /var/run/openvswitch/ovnnb_db.sock ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:171 : sleep 1
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:172 : count=5
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:173 : '[' 5 -gt 5 ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:170 : '[' '!' -S /var/run/openvswitch/ovnnb_db.sock ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:171 : sleep 1
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:172 : count=6
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:173 : '[' 6 -gt 5 ']'
+ lib/neutron_plugins/ovn_agent:wait_for_sock_file:174 : die 174 'Socket /var/run/openvswitch/ovnnb_db.sock not found'
+ functions-common:die:198 : local exitcode=0
[Call Trace]
./stack.sh:1264:start_ovn_services
/opt/stack/devstack/lib/neutron-legacy:477:start_ovn
/opt/stack/devstack/lib/neutron_plugins/ovn_agent:729:wait_for_sock_file
/opt/stack/devstack/lib/neutron_plugins/ovn_agent:174:die
[ERROR] /opt/stack/devstack/lib/neutron_plugins/ovn_agent:174 Socket /var/run/openvswitch/ovnnb_db.sock not found
Error on exit
ebtables v1.8.4 (nf_tables): table `broute' is incompatible, use 'nft' tool.

This is a Devstack deployment. Unfortunately OVN central service is failing to start properly