Missing Parts of OpenShift Dedicated


I have been working on OpenShift Dedicated (on AWS) for a few weeks. At the time of writing (v3.5.5.31), here are a couple missing parts that I have found out so far. They are all confirmed by the RedHat support. Share persistent volume across multiple containers: Currently there is no way to share the persistent … Continue reading Missing Parts of OpenShift Dedicated

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fatal: unable to look up current user in the passwd file: no such user


If you get this error 'fatal: unable to look up current user in the passwd file: no such user' when run git command in a pod on OpenShift. Then try to to set up two environment variables as below. This worked for me. The reason could be that on OpenShift, the users are not in … Continue reading fatal: unable to look up current user in the passwd file: no such user

OpenShift V3 Persistent Storage Nagios Plugin


By the time of writing, OpenShift V3 comes with poor monitoring capabilities. The build-in monitoring only checks the metrics of Memory/CPU/Network, and it does not even support alerting! And the lowest granular level only down to last hour. So you have to build your own monitoring if you want to keep close eyes on your … Continue reading OpenShift V3 Persistent Storage Nagios Plugin