Intense Troubleshooting Docker

Realtime docker containers events

Intense Troubleshooting Docker

############ Debug the docker-engine
$dockerd --debug

Output
---------------------
DEBU[0000] docker group found. gid: 999
DEBU[0000] Listener created for HTTP on unix (/var/run/docker.sock)
INFO[0000] libcontainerd: new containerd process, pid: 7996
DEBU[0000] containerd: read past events                  count=2
DEBU[0000] containerd: supervisor running                cpus=1 memory=998 runtime=docker-runc runtimeArgs=[] stateDir=/var/run/docker/libcontainerd/containerd
DEBU[0000] containerd: grpc api on /var/run/docker/libcontainerd/docker-containerd.sock
DEBU[0000] libcontainerd: containerd health check returned error: rpc error: code = 14 desc = grpc: the connection is unavailable
DEBU[0001] libcontainerd: containerd health check returned error: rpc error: code = 14 desc = grpc: the connection is unavailable
DEBU[0001] Using default logging driver json-file
DEBU[0001] Golang's threads limit set to 7020
INFO[0001] [graphdriver] using prior storage driver: aufs



$docker events                 ->>>>>>>>>>>>>>> Realtime  Docker Events for the container

Example:
----------------------------
$docker events              --------------- Enabled the docker events on one terminal
$docker run -it -d ubuntu   --------------- Started the conatiner for checking the events



##############Output
2017-02-02T08:38:11.472238916Z container create 12822a8b8f9c713e20a0e5e9a182362b73873cd12463ce3dee2cf50a6ac5884e (image=ubuntu, name=goofy_wilson)
2017-02-02T08:38:11.504609806Z network connect a57ff2a1e975fa430d565a9368d44e08c129605ca1a70ca37ec440ec24ea656c (container=12822a8b8f9c713e20a0e5e9a182362b73873cd12463ce3dee2cf50a6ac5884e, name=bridge, type=bridge)
2017-02-02T08:38:11.581521458Z container start 12822a8b8f9c713e20a0e5e9a182362b73873cd12463ce3dee2cf50a6ac5884e (image=ubuntu, name=goofy_wilson)