Bare Metal OpenShift (OKD) 3.11 with GlusterFS Persistent Storage

Setting up a OpenShift Origin (OKD) cluster with containerized GlusterFS, customized self-signed CA certificates and trouble shooting.

Bare Metal Installation of GlusterFS and Heketi

GlusterFS is a popular solution for distributed storage. To provide persistent storage for Kubenetes cluster from GlusterFS cluster, Heketi is spreadly used as an API.

Hands-on Rancher Container Cloud

Days before, I migrated docker-compose services to Rancher container cloud. I will demostrate how I deploy Gitea, a popular self-hosted coding hosting software, with full Web UI and native-like SSH functionality.

From OpenShift 3.7 to OKD 3.10: A Painful Upgrade

One of our internal production is running an OpenShift 3.7 cluster. As OKD 3.10 is rolling out, 3.7 is far too old and missing some useful new features. "Let's get it upgraded!" I shouted out, and nightmares started too to pour out. How did I break it? How should I fix it?

Use Docker Volumes with Local Filesystem Path and NFS

In docker containers, volumes could be mounted as a file or a path. Docker volumes could be even shared among containers, and provides same experience upon different backends.