VMware ESXi Embedded Host Client Installation

Today I’m going to install the VMware ESXi Embedded Host Client software on one of my Supermicro SYS-5028D-TN4T lab servers. This is a VMware fling I’ve kept an eye on since it’s first release and much as I would like to see it on our production systems it isn’t’ something we have signed off on … Read moreVMware ESXi Embedded Host Client Installation

VMware ESXi Host Long Reboot due to Fibre Channel Binding

I finally got round to looking at a problem which has existed in one of my datacenters for I guess a few years now. It’s really bothered me for a long time but I’ve just been tied up with other projects so it remained. I have two datacenters which are more or less identical in … Read moreVMware ESXi Host Long Reboot due to Fibre Channel Binding

VMware Update Manager Cannot Download Software Packages From Patch Source

I’m in the process of deploying updates to a number of VMware ESXi hosts and came across an interesting fault today. When attempting to deploy updates through VMware vCenter Update Manager (VCUM) I was greeted with the following error message – Cannot download software packages from patch source. Check the events and the Update Manager … Read moreVMware Update Manager Cannot Download Software Packages From Patch Source

VMware ESXi SD Card Problem with HPE Server

Recently a number of servers in my estate began to flag the following error –

All of the servers in question run VMware ESXi 5.5 and are Hewlett Packard Enterprise (HPE) DL360 Gen8 rack mount servers with SD cards as storage for the ESXi image. None of the servers had ceased functioning while running … Read moreVMware ESXi SD Card Problem with HPE Server

Trend Micro Deep Security Filter Driver Heap Size

Trend Micro Deep Security Filter Driver Heap Size My VMware environment is protected by Trend Micro Deep Security to provide agentless protection of virtual machines (VMs). Recently I encountered a ‘Purple Screen of Death’ (PSOD) on one of the ESXi hosts which appeared to be caused by Deep Security. Further investigation indicated that the filter … Read moreTrend Micro Deep Security Filter Driver Heap Size

HP 3PAR Quorum Witness Server Deployment and Configuration

In my environment we have two HP 3PAR 7400 arrays configured for synchronous replication. They are separated by about 16 miles with a 10Gb DWDM (dense wave devision multiplexing) link. We use Peer Persistence for VMware and HP CLX cluster extensions for Hyper-V to enable seamless failover between arrays. A vital component is the HP … Read moreHP 3PAR Quorum Witness Server Deployment and Configuration

HP 3PAR Quorum Witness Role

In this post we will look at deploying the HP 3PAR quorum witness – this is a vital system when running arrays with Peer Persistence synchronous replication as it allows us to arbitrate in a split brain scenario. First off what does it do and why do we care? The quorum witness is a virtual … Read moreHP 3PAR Quorum Witness Role

HP 3PAR Simulator Deployment on VMware vSphere ESXi

Today we will deploy the HP 3PAR simulator on VMware vSphere ESXi 5.5. You can also deploy the simulator on VMware Workstation however the steps are slightly different. Please note this is quite a long post as it includes many screenshots and notes. System Requirements The 3PAR Simulator requires a VMware ESXi 5.x or a … Read moreHP 3PAR Simulator Deployment on VMware vSphere ESXi

ESXi NTP PowerShell Script

I wanted a quick way to configure NTP settings on a number of VMware ESXi hosts across two datacenters. Hosts in site A should point to the NTP source locally primarily and to site B NTP as a secondary source and vice versa for hosts in site B. The following isn’t perfect and a lot … Read moreESXi NTP PowerShell Script