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Sunday, June 26, 2022

[How To] Prevent Container with Privileged Mode to Run on Kubernetes Cluster

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My Kubernetes exploration brought me to the topic of privileged pods . Privileged pod, or container running in privileged mode is a configur...
Sunday, June 5, 2022

[lunar.lab] Cannot Resolve ".local" Domain from TKGm Workload Cluster

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Problem Statement Kubernetes Pod Status ImagePullBackOff   Describe pod show error message: dial tcp: lookup harbor-01a.corp .local : Tempor...
Thursday, June 2, 2022

[lunar.lab] Allow TKGm Workload Cluster to Pull Image from Harbor Configured with Self-signed Certificate

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Disclaimer This method is kind of a hack and hence **  Unsupported  **. I do this only within my lab or PoC with controlled environment. Pro...
Monday, May 30, 2022

[How To] Enhance Online Boutique App to Use Persistent Volume

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Online Boutique ( https://github.com/GoogleCloudPlatform/microservices-demo ) is a web-based e-commerce microservices demo app built by fol...
Saturday, May 28, 2022

[How To] Avoid Hitting Docker Pull Rate Limit by Authenticate Pull Request

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When demoing kubernetes platform, I definitely need sample application to deploy. There are some great reference here:  https://williamlam.c...
Tuesday, May 24, 2022

[lunar.lab] Deploy TKG Management Cluster on vSphere

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Now all the preparation completed, I finally able to deploy TKG management cluster. The recommended (and easiest) way to do this for the fir...

[lunar.lab] Prepare to Deploy TKG Management Clusters to vSphere

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Created a base image template that matches the management cluster’s Kubernetes version. Official documentation:  https://docs.vmware.com/en/...