Changes

=== checkpoint ===  

=== checkpoint ===  

Creating a checkpoint is a top level Docker command with this new version of Docker. Here's an example that simply logs an integer in a loop.  

Creating a checkpoint is a top level Docker command with this new version of Docker. Here's an example that simply logs an integer in a loop. From this point forward, commands are show using '''docker''' instead of '''docker-dev-1.10''', but if you have not installed this version globally you can use the latter.

First, we create container:

First, we create container:

  $ docker run -d --name looper --security-opt seccomp:unconfined busybox  \

  $ docker run -d --name looper --security-opt seccomp:unconfined busybox  \

                      /bin/sh -c 'i=0; while true; do echo $i; i=$(expr $i + 1); sleep 1; done'

          /bin/sh -c 'i=0; while true; do echo $i; i=$(expr $i + 1); sleep 1; done'

You can verify the container is running by printings its logs:

You can verify the container is running by printings its logs: