4.7.3 Cluster administration
Every entry filed under Cluster administration and its subtopics.
Level
- Beginner 0
- Intermediate 2
- Advanced 2
Kind
- Tutorial 0
- Concept 2
- How-to 0
- Reference 1
- Fix 1
5 entries
- 0155 Security Context Constraints (SCC) and why root containers fail on OpenShift SCCs decide which user ID, capabilities and volumes a pod may use. Learn how restricted-v2 assigns random UIDs, how to see which… Advanced · Concept · Linux Article Cluster administration · Concepts 15 Oct 2026
- 0156 Operators, the software catalog (OperatorHub) and OLM on OpenShift Operators automate installing and running software on OpenShift. Learn the difference between cluster Operators and add-on Operators, and how OLM uses catalogs,… Intermediate · Concept · Linux Article Cluster administration · Concepts 15 Oct 2026
- 0159 OpenShift cluster health snapshot: oc adm, nodes, MachineConfigPools and updates An admin overview of OpenShift day-2 checks (cluster version, update channels, cluster Operators, nodes, MachineConfigPools, must-gather) with a read-only bash script that… Advanced · Reference · Linux, macOS Script Cluster administration · Troubleshooting 15 Oct 2026
- 0161 Fix: Error from server (Forbidden): … is forbidden: User … cannot … in OpenShift oc refuses a command with Error from server (Forbidden). The message names the user, verb, resource and project. Learn how to read… Intermediate · Fix · Any system Article Cluster administration · Troubleshooting 15 Oct 2026
- 0163 openshift/oc: the OpenShift command line client Source code of oc, the OpenShift CLI. It is built on top of kubectl, so it can do everything kubectl does, and… Any system Repo Cluster administration · Deploying applications 15 Oct 2026