Maros Orsak

### Description of the problem In the past few days, we have hit a problem with resources. Specifically in test cases where we use KafkaMirrorMaker ∧ KafkaMirrorMaker2. This caused problems...

[MO] - [system test] -> auto-approval rebalance test case

2

Signed-off-by: morsak ### Type of change - Enhancement / new feature ### Description This PR adds a system test covering a mechanism for auto-approval of KafkaRebalance resources. More can be...

### Description Currently in our STs we have numerous methods with signature: ```java (1) public static void method(final String namespaceName, final String clusterName...) { // code } ``` ```java (2)...

## Description Introduce chaos experiments in Chaos Mesh to test resilience by deleting Kubernetes objects like Secrets, Volumes, Services, etc. This feature simulates accidental losses, enhancing fault tolerance and recovery...

[HttpChaos] - chaos recovery failed

3

## Bug Report During my testing of the HTTP instance server, I found out that the injection phase was successful (i.e., the server just broke down). Unfortunately, after 5 minutes...

Add support for Openstack faults in Kubernetes

9

## Feature Request **Is your feature request related to a problem? Please describe:** Yes, the problem is the lack of support for simulating OpenStack-specific faults (e.g., Node chaos, restart of...

[HttpChaos] is not working propertly

2

## Bug Report When playing with ChaosMesh I discovered a very hidden problem within HttpChaos. With the following chaos experiment: ```yaml apiVersion: chaos-mesh.org/v1alpha1 kind: HTTPChaos metadata: name: test-http-chaos-3 spec: mode:...

In `HttpBridgeKafkaExternalListenersST.java` (https://github.com/strimzi/strimzi-kafka-operator/pull/7526), we have a test case (i.e., testWeirdUsername), which currently uses NodePort. Fortunately, we can remove it, because it is leftover during the refactoring of test clients by...

[performance] - UserOperator capacity tests

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### Type of change - Enhancement / new feature - Refactoring ### Description This PR introduces parameterized tests aimed at evaluating the capacity and performance of the system under various...

Performance Issue with SCRAM-SHA Credentials Cache at 4800+ `KafkaUsers`

3

### Related problem The SCRAM-SHA credentials cache in the User Operator fails to maintain readiness under high user load scenarios. This issue becomes apparent when the number of Kafka users...