neutron-server.service failed – ERROR: Could not bind to

[root@node-2 ]# systemctl status neutron-server.service -l

neutron-server.service – OpenStack Neutron Server
Loaded: loaded (/usr/lib/systemd/system/neutron-server.service; disabled)
Active: failed (Result: exit-code) since Tue 2016-03-08 19:43:41 GMT; 51min ago
Main PID: 31049 (code=exited, status=1/FAILURE)
CGroup: /system.slice/neutron-server.service
ââ19570 /usr/bin/python2 /usr/bin/neutron-server –config-file /usr/share/neutron/neutron-dist.conf –config-dir /usr/share/neutron/server –config-file /etc/neutron/neutron.conf –config-file /etc/neutron/plugin.ini –config-dir /etc/neutron/conf.d/common –config-dir /etc/neutron/conf.d/neutron-server –log-file /var/log/neutron/server.log

Mar 08 19:43:41 node-2.localdomain neutron-server[31049]: ERROR: Could not bind to after trying for 30 seconds
Mar 08 19:43:41 node-2.localdomain systemd[1]: neutron-server.service: main process exited, code=exited, status=1/FAILURE
Mar 08 19:43:41 node-2.localdomain systemd[1]: Failed to start OpenStack Neutron Server.
Mar 08 19:43:41 node-2.localdomain systemd[1]: Unit neutron-server.service entered failed state.
Mar 08 19:43:42 node-2.localdomain systemd[1]: Stopped OpenStack Neutron Server.

Solution :

[root@node ]# netstat -tulpn | grep -i 9696

tcp 129 0* LISTEN 19570/python2
tcp 0 0* LISTEN 27019/haproxy
tcp 0 0* LISTEN 27019/haproxy

[root@node ]# lsof -i :9696

neutron-s 19570 neutron 8u IPv4 2594265350 0t0 TCP node.localdomain:9696 (LISTEN)

[root@node ]# kill -9 19570

[root@node ]# pcs resource cleanup neutron-server

After cleanup, neutron server service was started in systemctl and also in PCS cluster


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