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Learn KubeVirt: Deep Dive for VMware vSphere Admins

Kubernetes, VMware, , , , , , , , ,

As a vSphere administrator, you’ve built your career on understanding infrastructure at a granular level, datastores, DRS clusters, vSwitches, and HA configurations. You’re used to managing VMs at scale. Now, you’re hearing about KubeVirt, and while it promises Kubernetes-native VM orchestration, it comes with a caveat: Kubernetes fluency is required. This post is designed to … Continue reading Learn KubeVirt: Deep Dive for VMware vSphere Admins →

So you want to work in Technical Marketing or other associated roles - cover image

So you want to work in Technical Marketing or other associated roles?

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Does working in Tech Marketing appeal to you? Or another associated role, maybe DevRel, or a similar title? Are you looking for the next career ladder step, or do you already have your heart set on this goal? Yeah, I’ve been there, too, and as time passes, I’ve considered writing this post for a while. … Continue reading So you want to work in Technical Marketing or other associated roles? →

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How to migrate from Red Hat OpenShiftSDN/OVN-Kubernetes to Cilium

Kubernetes, , , , , , ,

Recently, I’m seeing more and more queries about migrating to Cilium within an existing Red Hat OpenShift cluster, due to Cilium’s advanced networking capabilities, robust security features, and enhanced observability out-of-the-box. This increase of interest is also boosted by the fact that Cilium became the first Kubernetes CNI to graduate in the CNCF Landscape. In … Continue reading How to migrate from Red Hat OpenShiftSDN/OVN-Kubernetes to Cilium →

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Grafana – unable to login “User already exists”

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The Issue When trying to log into Grafana Web UI using an OIDC provider, in my case, Dex. The login would fail due to the error “User already exists”, after some time. This happened for any users given access via the OIDC. The Cause This looks to happen due to a CVE fix implemented in … Continue reading Grafana – unable to login “User already exists” →