Metro cluster partial DCI failure

In this article I would like to cover a failure scenario that I recently dealt with and that I suspect is maybe not that common for several reasons. The environment is made of 2 sites in a metro cluster sharing a virtualised storage over a multiplexed fiber. Half of the... [Read More]

Easily run PowerCLI commands as jobs

Overview Start-PowerCLIJobs.ps1 Running commands as jobs is pretty mainstream in Powershell. A simple “Start-Job” or “Invoke-Command -AsJob” will do the trick. However, when PowerCLI is involved it is not as straightforward. If you try to run a command that requires to be connected to a vCenter you will... [Read More]

NSX DFW rule - lost access to vCenter

I was playing with NSX recently and testing the distributed firewall (DFW) that allows for east-west firewalling, aka micro-segmentation. All was going well when I disconnected my brain for a second and added a rule “deny all all” (Yes I know…). Following that moment facepalm I obviously lost access to... [Read More]

Docker in vSphere Part 1 - Introduction

Docker in vSphere : Part 2 - Install and configure vDVS (to come) Overview I am starting a series of articles about running containers on PhotonOS in a vSphere environment with VMware’s implementation of the docker storage driver called “vSphere Docker... [Read More]