[root@node-6 ~]# ps axufw | grep -v grep | grep ovs
root       874  0.0  0.0      0     0 ?        S    12:23   0:00  \_ [ovs_workq]
root       991  0.1  0.0  40348   308 ?        S<s  12:23   0:05 ovsdb-server: monitoring pid 992 (healthy)                                                                                                                                                                                                                                                                                                                                                          
root       992  0.0  0.0  40836  1996 ?        S<   12:23   0:00  \_ ovsdb-server /etc/openvswitch/conf.db -vconsole:emer -vsyslog:err -vfile:info --remote=punix:/var/run/openvswitch/db.sock --private-key=db:Open_vSwitch,SSL,private_key --certificate=db:Open_vSwitch,SSL,certificate --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert --no-chdir --log-file=/var/log/openvswitch/ovsdb-server.log --pidfile=/var/run/openvswitch/ovsdb-server.pid --detach --monitor
root      1000  0.2  0.0  40776   536 ?        S<s  12:23   0:06 ovs-vswitchd: monitoring pid 1001 (healthy)                                                                                                                                                                                     
root      1001  0.2  0.2  42144  9352 ?        S<L  12:23   0:09  \_ ovs-vswitchd unix:/var/run/openvswitch/db.sock -vconsole:emer -vsyslog:err -vfile:info --mlockall --no-chdir --log-file=/var/log/openvswitch/ovs-vswitchd.log --pidfile=/var/run/openvswitch/ovs-vswitchd.pid --detach --monitor
root      1002  0.0  0.0  40780  1044 ?        S<   12:23   0:00      \_ ovs-vswitchd: worker process for pid 1001                                                                                                                                                                                       
[root@node-6 ~]# ps axufw | grep -v grep | grep openvswitch
root       992  0.0  0.0  40836  2000 ?        S<   12:23   0:00  \_ ovsdb-server /etc/openvswitch/conf.db -vconsole:emer -vsyslog:err -vfile:info --remote=punix:/var/run/openvswitch/db.sock --private-key=db:Open_vSwitch,SSL,private_key --certificate=db:Open_vSwitch,SSL,certificate --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert --no-chdir --log-file=/var/log/openvswitch/ovsdb-server.log --pidfile=/var/run/openvswitch/ovsdb-server.pid --detach --monitor
root      1001  0.2  0.2  42144  9352 ?        S<L  12:23   0:09  \_ ovs-vswitchd unix:/var/run/openvswitch/db.sock -vconsole:emer -vsyslog:err -vfile:info --mlockall --no-chdir --log-file=/var/log/openvswitch/ovs-vswitchd.log --pidfile=/var/run/openvswitch/ovs-vswitchd.pid --detach --monitor
[root@node-6 ~]# ps axufw | grep -v grep | grep switchd
root      1000  0.2  0.0  40776   540 ?        S<s  12:23   0:06 ovs-vswitchd: monitoring pid 1001 (healthy)                                                                                                                                                                                     
root      1001  0.2  0.2  42144  9352 ?        S<L  12:23   0:09  \_ ovs-vswitchd unix:/var/run/openvswitch/db.sock -vconsole:emer -vsyslog:err -vfile:info --mlockall --no-chdir --log-file=/var/log/openvswitch/ovs-vswitchd.log --pidfile=/var/run/openvswitch/ovs-vswitchd.pid --detach --monitor
root      1002  0.0  0.0  40780  1048 ?        S<   12:23   0:00      \_ ovs-vswitchd: worker process for pid 1001                                                                                                                                                                                       
[root@node-6 ~]#