Docker fails to start, restarting Docker service results in the following message:
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[root@node2 ~]# systemctl restart docker Job for docker.service failed because the control process exited with error code. See "systemctl status docker.service" and "journalctl -xe" for details. |
Let’s check the systemd journal
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[root@node2 ~]# journalctl -xe -- -- Unit docker.socket has begun starting up. Jun 20 13:47:56 node2 systemd[1]: Listening on Docker Socket for the API. -- Subject: Unit docker.socket has finished start-up -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit docker.socket has finished starting up. -- -- The start-up result is done. Jun 20 13:47:56 node2 systemd[1]: Starting Docker Application Container Engine... -- Subject: Unit docker.service has begun start-up -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit docker.service has begun starting up. Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.285428164+10:00" level=info msg="parsed scheme: \"unix\"" module=grpc Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.285547137+10:00" level=info msg="scheme \"unix\" not registered, fallback to default scheme" modu Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.285738147+10:00" level=info msg="parsed scheme: \"unix\"" module=grpc Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.285757414+10:00" level=info msg="scheme \"unix\" not registered, fallback to default scheme" modu Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286100178+10:00" level=info msg="ccResolverWrapper: sending new addresses to cc: [{unix:///run/co Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286104123+10:00" level=info msg="ccResolverWrapper: sending new addresses to cc: [{unix:///run/co Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286131531+10:00" level=info msg="ClientConn switching balancer to \"pick_first\"" module=grpc Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286143280+10:00" level=info msg="ClientConn switching balancer to \"pick_first\"" module=grpc Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286211695+10:00" level=info msg="pickfirstBalancer: HandleSubConnStateChange: 0xc42080b340, CONNE Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286217823+10:00" level=info msg="pickfirstBalancer: HandleSubConnStateChange: 0xc420180960, CONNE Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286389419+10:00" level=info msg="pickfirstBalancer: HandleSubConnStateChange: 0xc42080b340, READY Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.286429051+10:00" level=info msg="pickfirstBalancer: HandleSubConnStateChange: 0xc420180960, READY Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.296358319+10:00" level=info msg="[graphdriver] using prior storage driver: overlay2" Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.299625850+10:00" level=info msg="Graph migration to content-addressability took 0.00 seconds" Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.300173431+10:00" level=info msg="Loading containers: start." Jun 20 13:47:56 node2 dockerd[46925]: time="2019-06-20T13:47:56.362964965+10:00" level=info msg="stopping event stream following graceful shutdown" error="<nil>" Jun 20 13:47:56 node2 dockerd[46925]: Error starting daemon: Error initializing network controller: list bridge addresses failed: no available network Jun 20 13:47:56 node2 systemd[1]: docker.service: main process exited, code=exited, status=1/FAILURE Jun 20 13:47:56 node2 systemd[1]: Failed to start Docker Application Container Engine. -- Subject: Unit docker.service has failed -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit docker.service has failed. -- -- The result is failed. Jun 20 13:47:56 node2 systemd[1]: Unit docker.service entered failed state. Jun 20 13:47:56 node2 systemd[1]: docker.service failed. |
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[root@node2 network-scripts]# pwd;cat route-eth1 /etc/sysconfig/network-scripts 10.0.0.0/8 via 10.20.91.254 192.168.0.0/16 via 10.20.91.254 172.16.0.0/12 via 10.20.91.254 |
Steps to resolve:
- Delete offending route “192.168.0.0/16 via 10.20.91.254”
- Clear out Docker network directory
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[root@node2 ~]# rm -rf /var/lib/docker/network |
- Restart Docker service
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[root@node2 ~]# systemctl restart docker |