Engineering the World

  • Notes from the Week

    A few updates this week are: Red Hat OpenShift Container Platform 4.14.0 for Power Systems The Red Hat team released OpenShift Container Platform with new support for Power Systems. The features I worked on with my team are: The installer and client are available at link Hack to List Interfaces systemd Commands Cheat Sheet Users and…

  • Notes of the Week

    1. Updated Open Source Container images for Power now available in IBM Container Registry The IBM Linux on Power team posted an updated container list including new versions of MongoDB https://community.ibm.com/community/user/powerdeveloper/blogs/priya-seth/2023/04/05/open-source-containers-for-power-in-icr 2. The Acme Air application that uses multiarchitecture compute is moved on quay and github. The source code is at https://github.com/ocp-power-demos/acmeair-multiarchitecture-compute The images are…

  • Useful Notes for September and October 2023

    Hi everyone, I’ve been heads down working on Multiarchitecture Compute and the Power platform for IBM. How to add /etc/hosts file entries in OpenShift containers Infrastructure Nodes in OpenShift 4 A link to Infra nodes which provide a specific role in the cluster. https://access.redhat.com/solutions/5034771 Multiarchitecture Compute Research Calling all IBM Power customers looking to impact…

  • Weekly Notes

    Here are my weekly notes: Flow Connector If you are using the VPC, you can track connections between your subnets and your VPC using Flow Connector. ❯ find . -name “*.gz” -exec gunzip {} \; ❯ grep -Rh 192.168.200.10 | jq -r ‘.flow_logs[] | select(.action == “rejected”) | “\(.initiator_ip),\(.target_ip),\(.target_port)”‘ | sort -u | grep 192.168.200.10…

  • Weekly Notes

    Here are the very cool things I learned this week: CRI-O Graduated CRI-O has graduated at the CNCF – see the announcement Cloud Native Computing Foundation Announces Graduation of CRI-O. This points to the maturity of Cloud Native runtimes. Checking an Ignition on a Failed Instance I use PowerVS and had a bad ignition file, so I…

  • Two ways to grab the Ignition for RHCOS/OCP4

    There are two ways to grab the ignition files for the workers in the cluster: 2. Download the ignition file using the oc commandline I’m adding this because I use it every day, and others might find it helpful.

  • Protected: Webinar: Introducing Red Hat OpenShift Installer-Provisioned Installation (IPI) for IBM Power Virtual Servers

    There is no excerpt because this is a protected post.

  • Krew plugin on ppc64le

    Posted to https://community.ibm.com/community/user/powerdeveloper/blogs/paul-bastide/2023/07/19/kubernetes-krew-plugin-support-for-power?CommunityKey=daf9dca2-95e4-4b2c-8722-03cd2275ab63 Hey everyone, Krew, the kubectl plugin package manager, is now available on Power. The release v0.4.4 has a ppc64le download. You can download and start taking advantage of the krew plugin list. ppc64le download It also works with OpenShift. The Krew website has a list of plugins](https://krew.sigs.k8s.io/plugins/). Not all of the plugins support ppc64le, however may…

  • Lessons and Notes for the Week

    Here are some lessons learned from the week (and shared with other): TIP: How to create a Power Workspace from the CLI This document outlines the steps necessary to create a PowerVS workspace. 1. Login to IBM Cloud 2. Install the Plugins for PowerVS and VPC. As a good practice install, the powervs and vpc…

  • Notes for the Week

    Here are some notes from the week: The Network Observability Operator is now released on IBM Power Systems. Network observability operator now available on Power. Network Observability (NETOBSERV) for IBM Power, little endian 1 for RHEL 9 ppc64le https://access.redhat.com/errata/RHSA-2023:3905?sc_cid=701600000006NHXAA2 https://community.ibm.com/community/user/powerdeveloper/discussion/network-observability-operator-now-available-on-power