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Browse the latest published and updated knowledgebaseJobs remain Running in Ansible Automation Platform after execution node reboot
- After an execution node reboot, Automation Controller jobs remain in `running` status with no finish time. Lab example (job id 12): ~~~ "status": "running", ";fini...
How to collect cluster Prometheus metrics in Red Hat OpenShift Container Platform
* How to collect cluster Prometheus metrics in Red Hat OpenShift Container Platform. * How to provide specific time range from a Prometheus DB.
Apache CXF vulnerability CVE-2026-50645 detected in JBoss EAP 8.1
We upgraded our environment to JBoss EAP 8.1 Update 6.0 specifically to address Apache CXF-related vulnerabilities reported by our security scanner. Following the upgrade, the scanner still identifi...
How to detect and handle failing SAS Rotational (HDD) disks drives.
Same: How to detect and handle failing SAS Rotational (HDD) disks drives.
OpenShift Data Foundation (ODF) Multus Clusters with Pod Stuck in "ContainerCreating" Phase - "operation with the Given Volume ID already exists/multi-attach" Errors
* Pods w/ODF PVCs are not able to advance beyond the `ContainerCreating` phase due to the FailedMount condition. * ODF StorageCluster is provisioned using a Multus configuration instead of OVN. * Mu...
Multipathd reports "alias mpatha already bound to wwid 36000xxx, cannot reuse"
- Multipath device shows incorrect attribute for few of the multipath device.- unable to rename mpathX to mpathY- Multipathd reports "alias mpatha already bound to wwid 00000000000000...
ODF upgrade from 4.18 to 4.19 stuck with NooBaa in "Creating" phase and "dbClusterStatus" stuck in "Importing"
The ODF 4.19 upgrade migrates the NooBaa database from the existing single PostgreSQL instance to a highly available PostgreSQL cluster managed by CloudNativePG (CNPG). If you are hitting this issu...
How to use Gemma 4 model in RHAIIS or RHOAI
- Failed to serve the Gemma 4 model using the vLLM (RHAIIS/RHOAI)
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Solve specific problems that has been raised with Red HatRed Hat Satellite upgrade to version 6.17 fails with dependency issues for python3.1...
* Red Hat Satellite upgrade from version 6.16 to 6.17 fails with dependency issue for python3.11-pyjwt+crypto and python3.11-pyjwt package: ~~~ cannot install the best update candidate for pa...
Why is ansible-galaxy reporting the error message "ERROR! Failed to download collect...
- The ansible-galaxy client is failing to download / install a collection from Private Automation Hub and is reporting the following error message. ~~~ "ERROR! Failed to download collection t...
ODF Operator installation is failing with the error 'constraints not satisfiable' in...
* `ODF` operator installtion in disconnected cluster failing with below error: ~~~ constraints not satisfiable: subscription odf-operator requires cs-redhat-operator-index-v4-16/openshift- market...
Articles
Technical briefs, reference architectures, and early stages of documentationJBoss EAP 8 Maintenance Schedule
JBoss EAP 8 Maintenance Schedule
Further Recommendations for Tuning Oracle Databases on Red Hat Enterprise Linux
This document intends to catalog tuning recommendations for RHEL systems running Oracle Database workloads not otherwise covered in Red Hat documentation. Sources include reference architectures prov...
Firewall changes for container image pulls 2024/2025
The Red Hat container image registries are changing, and this means docker / podman users who may pull images from the Red Hat registry may need to adjust firewall settings. Please be sure to make th...
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Problem with building an image of RHEL 10.2 containing firewalld
SOLVED - 404 for https.... Cannot download repomd.xml
kube_pod_status_phase metrics missing from openshift metrics query
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