Red Hat OpenShift

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Red Hat at JavaZone 2026

Headed to JavaZone 2026? Visit the Red Hat Developer booth on-site to speak to our expert technologists.

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Article

Why killing pods is not enough: Testing operator reconciliation with operator-chaos

Ugo Giordano

This article discusses operator-chaos, an open source chaos engineering framework for Kubernetes operators. It explains why traditional chaos tools miss operator failures, introduces the four injection modes provided by operator-chaos, and demonstrates its use against cert-manager on a live cluster. The article also highlights the importance of testing operator reconciliation logic beyond just pod restarts.

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Article

Tune and troubleshoot Red Hat Data Grid cross-site replication

Francisco De Melo Junior +1

Learn how to deploy and optimize Red Hat Data Grid for cross-site replication in OpenShift. Discover three deployment approaches, JGroups cross-site communication, and solutions to common challenges.