Update (October 2017): Gord Sissons revisited this topic and compared the top 10 container-monitoring solutions for Rancher in a recent blog post. Update (October 2016): Our October online meetup demonstrated and compared Sysdig, Datadog, and Prometheus in one go. As Docker is used for larger deployments it becomes more important to get visibility into the status and health of docker environments.
![Comparing 7 Options for Docker Container Monitoring](https://cdn-ak-scissors.b.st-hatena.com/image/square/5ec1285875892aba18c37fb6ddc1628278d8ac83/height=288;version=1;width=512/https%3A%2F%2Francher.com%2Fimg%2Flogo-square.png)