Fabian Lee : Software Engineer

Kubernetes: Anthos GKE on-prem 1.13 on nested VMware environment

October 11, 2022
Categories: Kubernetes

Anthos GKE on-prem is a managed platform that brings GKE clusters to on-premise datacenters. This product offering brings best practice security measures, tested paths for upgrades, basic monitoring, platform logging, and full enterprise support. Setting up a platform this extensive requires many steps as officially documented here. However, if you want to practice in a … Kubernetes: Anthos GKE on-prem 1.13 on nested VMware environment

Kubernetes: Anthos GKE on-prem 1.11 on nested VMware environment

May 9, 2022
Categories: Hyperscaler, Kubernetes

Kubernetes: major version upgrade of Anthos GKE on-prem from 1.10 to 1.11

May 7, 2022
Categories: Kubernetes

Anthos GKE on-prem is a managed platform that brings GKE clusters to on-premise datacenters. In this article, I will be following the steps required to upgrade from Anthos 1.10 to 1.11 on VMware. The instructions provided here are assuming you have used the Ansible scripts and Seed VM described in my previous Anthos 1.10 installation … Kubernetes: major version upgrade of Anthos GKE on-prem from 1.10 to 1.11

Kubernetes: major version upgrade of Anthos GKE on-prem from 1.9 to 1.10

January 8, 2022
Categories: Containers, Kubernetes

Anthos GKE on-prem is a managed platform that brings GKE clusters to on-premise datacenters. In this article, I will be following the steps required to upgrade from 1.9 to 1.10 on VMware. The instructions provided here are assuming you have used the Ansible scripts and Seed VM described in my previous Anthos 1.9 installation article.

Kubernetes: Anthos GKE on-prem 1.10 on nested VMware environment

January 7, 2022
Categories: Containers

Kubernetes: minor version upgrade of Anthos GKE on-prem 1.9

December 10, 2021
Categories: Containers

Anthos GKE on-prem is a managed platform that brings GKE clusters to on-premise datacenters. In this article, I will be following the steps required to perform a minor-version upgrade from 1.9.1 to 1.9.2 on VMware. I will be using the same environment and config files described in my Anthos 1.9 installation article.

Kubernetes: major version upgrade of Anthos GKE on-prem from 1.8 to 1.9

December 6, 2021
Categories: Containers, Kubernetes

Anthos GKE on-prem is a managed platform that brings GKE clusters to on-premise datacenters. In this article, I will be following the steps required to upgrade from 1.8 to 1.9 on VMware. The instructions provided here are assuming you have used the Ansible scripts and Seed VM described in my previous Anthos 1.8 installation article.

Kubernetes: Anthos GKE on-prem 1.9 on nested VMware environment

December 5, 2021
Categories: Containers

Kubernetes: Anthos GKE on-prem 1.8 on nested VMware environment

December 4, 2021
Categories: Containers

Update Dec 2021: I have written an updated version of this article for vCenter 7.0U1 and Anthos 1.9. Anthos GKE on-prem is a managed platform that brings GKE clusters to on-premise datacenters. This product offering brings best practice security measures, tested paths for upgrades, basic monitoring, platform logging, and full enterprise support. Setting up a … Kubernetes: Anthos GKE on-prem 1.8 on nested VMware environment

KVM: Deploy the VMware vCenter 7.0 appliance using the CLI installer

November 18, 2021
Categories: Linux, Virtualization

If you have just virtualized the VMware ESXi server on top of KVM, the next step will be to install vCenter for its centralized control and additional feature set and management capabilities. In my last article we took KVM running on bare metal and deployed an ESXi 7.0 host on top of it. In this … KVM: Deploy the VMware vCenter 7.0 appliance using the CLI installer

KVM: Deploying a nested version of VMware ESXi 7.0 on KVM

November 18, 2021
Categories: Linux, Virtualization

If you are running KVM on an Ubuntu server, you already have an excellent Type 1 virtualization engine. Luckily, if you need to test something specific to VMware you can always run ESXi 7.0 nested inside a KVM virtual machine. In this article, I’ll be using a bare metal server running Ubuntu and KVM as … KVM: Deploying a nested version of VMware ESXi 7.0 on KVM

VMware: mounting a new NFSv4 datastore

August 22, 2021
Categories: Linux

If you want to create a new datastore backed by an NFSv4 share, this can be done either from the ESXi embedded web client or using esxcli. In this article, I will explain how to test a remote NFSv4 volume from an Ubuntu Linux server as validation. Then move on to mounting it as a … VMware: mounting a new NFSv4 datastore

VMware: Extending datastore1 on a ESXi host nested within KVM

August 22, 2021
Categories: Virtualization

If you followed my previous article on deploying a nested ESXi on KVM, you may eventually need to increase the size of the default datastore1 as you continue your experimentation and deployments. Do not simply increase the size of the original backing KVM qcow2 disk (qemu-img resize), because then you would need to get this … VMware: Extending datastore1 on a ESXi host nested within KVM

Kubernetes: Anthos GKE on-prem 1.4 on nested VMware environment

August 20, 2021
Categories: Containers

Update Dec 2021: I have written an updated version of this article for vCenter 7.0U1 and Anthos 1.8. Anthos GKE on-prem is a managed platform that brings GKE clusters to on-premise datacenters. This product offering brings best practice security measures, tested paths for upgrades, basic monitoring, platform logging, and full enterprise support. Setting up a … Kubernetes: Anthos GKE on-prem 1.4 on nested VMware environment

Python: JSONPath to extract vCenter information using govc

March 10, 2019
Categories: Python, Virtualization

In a previous post, I described how to install and use the ‘govc‘ tool – which is a command line tool for working with VMware vCenter. When you do a listing on a virtual machine “govc ls -l -json <vmpath>”, you are returned back a very detailed JSON data structure that contains all the information … Python: JSONPath to extract vCenter information using govc

VMware: Using the govc CLI to automate vCenter commands

March 9, 2019
Categories: Linux, Virtualization

The vSphere web GUI is a nice visual tool, but if you need to retrieve vCenter information in bulk or perform mass operations across VMs, then a command line tool such as govc in invaluable. govc is written in Go, which means it has support on Linux as well as most other platforms.

KVM: Deploy the VMware vCenter 6.7 appliance using the CLI installer

November 6, 2018
Categories: Linux, Virtualization

Update Nov 2021: I have written a newer article that deploys vCenter 7.0. If you have just virtualized the VMware ESXi 6.7 server on top of KVM, the next step will be to install vCenter 6.7 for its centralized control and additional feature set and management capabilities. In my last article we took KVM running … KVM: Deploy the VMware vCenter 6.7 appliance using the CLI installer

KVM: Deploying a nested version of VMware ESXi 6.7 inside KVM

September 19, 2018
Categories: Linux, Virtualization

Update Nov 2021: I have written a newer article that deploys ESXi 7.0U1. If you are running KVM on an Ubuntu server, you already have an excellent Type 1 virtualization engine. Luckily, if you need to test something specific to VMware you can always run ESXi 6.7 nested inside a KVM virtual machine. In this … KVM: Deploying a nested version of VMware ESXi 6.7 inside KVM

VMware: Exporting from Oracle VirtualBox/Vagrant to vCloud Director

November 30, 2016
Categories: DevOps

Oracle VirtualBox as a virtualization engine paired with Vagrant provides a cross-platform virtualization-agnostic workflow for Linux, Windows, and MacOS. It is light enough to allow a developer to setup, test, and tear down virtual infrastructure as part of a unit test. You may find yourself in a position where you have built a VM in … VMware: Exporting from Oracle VirtualBox/Vagrant to vCloud Director

vRealize Log Insight: Creating your own content pack for field extraction

July 21, 2016
Categories: DevOps

Content Packs are plugins that allow you you to create pre-packaged knowledge about specific event types. For example, you can create a content pack that knows how to extract fields from one of your custom log sources. Beyond extracted fields, you can also add saved queries, aggregations, alerts, dashboards, and visualizations. Incoming Events from Agent … vRealize Log Insight: Creating your own content pack for field extraction