Category: Application Development
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Interesting Things of the Week for February 17, 2023
Security Implementation with Red Hat OpenShift on IBM Power Systems …As with any production system, it is important to ensure the security of an OpenShift deployment. This includes secure deployment and configuration of the OpenShift components, as well as ongoing maintenance and monitoring to ensure the continued security of the environment. This Redpaper publication provides…
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Notes on qcow2 on centos
I recently had to run a centos9 qcow2 on a centos7 machine. I ran into a few problems, however, I found these steps helpful as I worked through the issue and resolved my problem. I’ve recorded them here for posterity. Steps Note, if it fails, add -v -x to see verbose logging. Also make sure your base…
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Cool Things I learned last week
For those following along with my work, I’ve compiled a list of interesting items I’ve run across in the last week: Install minikube on an IBM PowerVM running RHEL 8.6 or 8.7 Want to learn how to install minikube on an IBM Power system running RHEL? Check out this new blog on the IBM Power…
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Downloading oc-compliance on ppc64le
My team is working with the OpenShift Container Platforms Optional Operator – Compliance Operator. The Compliance Operator has a supporting tool `oc-compliance`. One tricky element was downloading the oc-compliance plugin and I’ve documented the steps here to help
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Tweak for GoLang PowerPC Build
As many know, Go is a designed to build architecture and operating system specific binaries. These architecture and operating system specific binaries are called a target. One can target GOARCH=ppc64le GOOS=linux go build to build for the specific OS. There is a nice little tweak which considers the architectures version and optimizes the selection of…
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Linking Quay to OpenShift and you hit `x509: certificate signed by unknown authority`
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Use Qemu to Build S390x images
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openshift-install-power – quick notes
[openshift-install-power](https://github.com/ocp-power-automation/openshift-install-power) – this is a small recipe for deploying the latest code with the UPI from master branch @ my repo
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Topology Manager and OpenShift/Kubernetes
I recently had to work with the Kubernetes Topology Manager and OpenShift. Here is a braindump on Topology Manager
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Kube 1.25.2 on RHEL9 P10