[root@controller ~]# systemctl status neutron-server.service neutron-linuxbridge-agent.service neutron-dhcp-agent.service neutron-metadata-agent.service ● neutron-server.service - OpenStack Neutron Server Loaded: loaded (/usr/lib/systemd/system/neutron-server.service; enabled; vendor preset: disabled) Active: active (running) since Wed 2019-05-08 16:54:34 CST; 5 days ago Main PID: 22395 (neutron-server) CGroup: /system.slice/neutron-server.service
代码语言：javascript复制 ├─22395 /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 --con...
├─22503 /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 --con...
├─22504 /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 --con...
├─22505 /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 --con...
├─22506 /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 --con...
├─22507 /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 --con...
├─22508 /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 --con...
├─22509 /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 --con...
├─22510 /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 --con...
├─22511 /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 --con...
├─22512 /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 --con...
├─22513 /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 --con...
├─22514 /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 --con...
├─22515 /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 --con...
├─22516 /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 --con...
├─22517 /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 --con...
├─22518 /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 --con...
├─22519 /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 --con...
├─22520 /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 --con...
├─22521 /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 --con...
├─22522 /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 --con...
├─22523 /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 --con...
├─22524 /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 --con...
├─22525 /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 --con...
├─22526 /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 --con...
├─22527 /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 --con...
├─22528 /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 --con...
└─22529 /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 --con...May 08 16:54:31 controller systemd[1]: Starting OpenStack Neutron Server... May 08 16:54:34 controller systemd[1]: Started OpenStack Neutron Server.
● neutron-linuxbridge-agent.service - OpenStack Neutron Linux Bridge Agent Loaded: loaded (/usr/lib/systemd/system/neutron-linuxbridge-agent.service; enabled; vendor preset: disabled) Active: active (running) since Wed 2019-05-08 16:54:31 CST; 5 days ago Main PID: 22406 (neutron-linuxbr) CGroup: /system.slice/neutron-linuxbridge-agent.service
代码语言：javascript复制 └─22406 /usr/bin/python2 /usr/bin/neutron-linuxbridge-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/linuxbridge_agent.ini --config-d...May 08 16:54:31 controller systemd[1]: Starting OpenStack Neutron Linux Bridge Agent... May 08 16:54:31 controller neutron-enable-bridge-firewall.sh[22396]: net.bridge.bridge-nf-call-iptables = 1 May 08 16:54:31 controller neutron-enable-bridge-firewall.sh[22396]: net.bridge.bridge-nf-call-ip6tables = 1 May 08 16:54:31 controller systemd[1]: Started OpenStack Neutron Linux Bridge Agent. May 08 16:54:33 controller sudo[22463]: neutron : TTY=unknown ; PWD=/ ; USER=root ; COMMAND=/bin/neutron-rootwrap /etc/neutron/rootwrap.conf privsep-helper --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutro... May 08 16:54:34 controller sudo[22496]: neutron : TTY=unknown ; PWD=/ ; USER=root ; COMMAND=/bin/neutron-rootwrap-daemon /etc/neutron/rootwrap.conf May 08 17:31:32 controller sudo[26014]: neutron : TTY=unknown ; PWD=/ ; USER=root ; COMMAND=/bin/neutron-rootwrap-daemon /etc/neutron/rootwrap.conf
● neutron-dhcp-agent.service - OpenStack Neutron DHCP Agent Loaded: loaded (/usr/lib/systemd/system/neutron-dhcp-agent.service; enabled; vendor preset: disabled) Active: active (running) since Wed 2019-05-08 16:54:31 CST; 5 days ago Main PID: 22397 (neutron-dhcp-ag) CGroup: /system.slice/neutron-dhcp-agent.service
代码语言：javascript复制 └─22397 /usr/bin/python2 /usr/bin/neutron-dhcp-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/dhcp_agent.ini --config-dir /etc/neutron/conf.d/com...May 08 16:54:31 controller systemd[1]: Started OpenStack Neutron DHCP Agent. May 08 17:31:29 controller sudo[25862]: neutron : TTY=unknown ; PWD=/ ; USER=root ; COMMAND=/bin/neutron-rootwrap /etc/neutron/rootwrap.conf privsep-helper --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutro... May 08 17:31:30 controller sudo[25881]: neutron : TTY=unknown ; PWD=/ ; USER=root ; COMMAND=/bin/neutron-rootwrap-daemon /etc/neutron/rootwrap.conf
● neutron-metadata-agent.service - OpenStack Neutron Metadata Agent Loaded: loaded (/usr/lib/systemd/system/neutron-metadata-agent.service; enabled; vendor preset: disabled) Active: active (running) since Wed 2019-05-08 16:54:31 CST; 5 days ago Main PID: 22398 (neutron-metadat) CGroup: /system.slice/neutron-metadata-agent.service
代码语言：javascript复制 ├─22398 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22451 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22452 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22453 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22454 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22455 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22456 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22457 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22458 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22459 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22460 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
├─22461 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...
└─22462 /usr/bin/python2 /usr/bin/neutron-metadata-agent --config-file /usr/share/neutron/neutron-dist.conf --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/metadata_agent.ini --config-dir /etc/neutron/co...May 08 16:54:31 controller systemd[1]: Started OpenStack Neutron Metadata Agent. Hint: Some lines were ellipsized, use -l to show in full.
服务注解： 【1】neutron-server.service 用于接受apI请求创建网络，子网，路由器等。 neutron-linuxbridge-agent.service 负责三个任务，第一，报告状态；第二，处理RPC API；第三，实现neutron中定义的网络拓扑。 【2】neutron-dhcp-agent.service 用于创建和管理虚拟DHCP Server。 【3】neutron-metadata-agent.service neutron-metadata-agent运行在网络节点上，作为中间人是instance可以访问请求nova-api-metadata。
