How to make sure docker's time syncs with that of the host?

Question

I have dockers running on Linode servers. At times, I see that the time is not right on the dockers. Currently I have changed the run script in every docker to include the f

Answer 1

If you're using docker-machine, the virtual machines can drift. To update the clock on the virtual machine without restarting run:

docker-machine ssh 
sudo ntpclient -s -h pool.ntp.org

This will update the clock on the virtual machine using NTP and then all the containers launched will have the correct date.