title: Docker command hang on container
body: <p>I have created one container by using <code>msql-server:5.7</code>. After creating, I am able to access it without a problem. But after a couple of minutes, all Docker commands in the container becomes unresponsive. I cannot inspect, stop or kill. Is there a way I can debug? I have some other containers running as well, but those are OK.</p>
  
  <pre><code>$ docker ps -a
  CONTAINER ID        IMAGE                    COMMAND                  CREATED             STATUS                       PORTS                          NAMES
  ca471079614b        mysql/mysql-server:5.7   "/entrypoint.sh mysq…"   2 hours ago         Up 2 hours (healthy)         33060/tcp                      db
  $ docker info
  Containers: 8
   Running: 8
   Paused: 0
   Stopped: 0
  Images: 94
  Server Version: 17.12.0-ce
  Storage Driver: overlay2
   Backing Filesystem: extfs
   Supports d_type: true
   Native Overlay Diff: true
  Logging Driver: json-file
  Cgroup Driver: cgroupfs
  Plugins:
   Volume: local
   Network: bridge host macvlan null overlay
   Log: awslogs fluentd gcplogs gelf journald json-file logentries splunk syslog
  Swarm: inactive
  Runtimes: runc
  Default Runtime: runc
  Init Binary: docker-init
  containerd version: 89623f28b87a6004d4b785663257362d1658a729
  runc version: b2567b37d7b75eb4cf325b77297b140ea686ce8f
  init version: 949e6fa
  Security Options:
   apparmor
   seccomp
    Profile: default
  Kernel Version: 4.4.0-1047-aws
  Operating System: Ubuntu 16.04.3 LTS
  OSType: linux
  Architecture: x86_64
  CPUs: 8
  Total Memory: 31.42GiB
  Name: ip-172-31-12-60
  ID: I7FQ:XUUN:UU5C:KVJI:JPDT:L2BV:B3EQ:5LHI:5XD5:PSWP:NI7Y:BDX7
  Docker Root Dir: /var/lib/docker
  Debug Mode (client): false
  Debug Mode (server): false
  Registry: https://index.docker.io/v1/
  Labels:
  Experimental: false
  Insecure Registries:
   127.0.0.0/8
  Live Restore Enabled: false
  
  WARNING: No swap limit support
  $ docker version
  Client:
   Version:   17.12.0-ce
   API version:   1.35
   Go version:    go1.9.2
   Git commit:    c97c6d6
   Built: Wed Dec 27 20:11:19 2017
   OS/Arch:   linux/amd64
  
  Server:
   Engine:
    Version:  17.12.0-ce
    API version:  1.35 (minimum version 1.12)
    Go version:   go1.9.2
    Git commit:   c97c6d6
    Built:    Wed Dec 27 20:09:53 2017
    OS/Arch:  linux/amd64
    Experimental: false
  $ uname -a
  Linux ip-172-31-12-60 4.4.0-1047-aws #56-Ubuntu SMP Sat Jan 6 19:39:06 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
  </code></pre>