Boot error: Shutting down firmware services… error after upgrading to VMware ESXi 6.7 Update 3

After upgrading one of my home lab servers to VMware ESXi 6.7 Update 3, I’ve got the following error when trying to boot: Shutting down firmware services… Page allocation error: Out of resources Failed to shutdown the boot services. Unrecoverable error After changing the boot mode from UEFI to … [Read more...]

VMware Tools installation and upgrade tips and tricks

The VMware Tools package provides drivers (such as VMXNET3, PVSCSI, SVGA etc.) and services that enhance the performance of virtual machines and make several vSphere features easy to use. Here are some tips and tricks when working with VMware Tools: An overview of the VMware Tools versions mapping can be found here, … [Read more...]

Runecast Analyzer makes hardware checking against the VMware HCL easy

Runecast Analyzer is a tool that helps VMware administrators to proactive manage there vSphere environment. It discovers potential risks in the VMware environment before they can cause a major outage. It uses best practices, security hardening guides (VMware, DISA STIG, PCI-DSS v3.2.1 and HIPAA) and known issues found … [Read more...]

Is the vCenter Server Appliance (VCSA) 5.5 a replacement for the Windows vCenter Server?

Back in 2012 I wrote a blog post  “What about the VMware vCenter Server Appliance (VCSA) version 5.1”. One of the limitations with VCSA 5.1 was that the embedded vPostgres database only supports 5 hosts and 50 VMs. So it was only supported in test and very small environments. Now with vSphere 5.5 the the embedded … [Read more...]

Backup the ESXi configuration and update the status in vCenter

I create a simple PowerCLI script that backups all the ESXi hosts configurations that are connected in a vCenter server and displays the backup status in vCenter. To display the backup status in vCenter I created a global custom attribute called “Last ESXi Backup”. After the ESXi PowerCLI backup script runs the  … [Read more...]

New Book: vSphere High Performance Cookbook

vSphere High Performance Cookbook offers a comprehensive understanding of the different components of vSphere and the interaction of these components with the physical layer which includes the CPU, memory, network, and storage. If you want to improve or troubleshoot vSphere performance then this book is for you! The … [Read more...]

Free tool to optimize a Windows 7 desktop for Horizon View

VMware Labs has released a new cool fling called “VMware OS Optimization Tool”. This tools helps to optimize Windows 7 desktops for the use of VMware Horizon View.   VMware OS Optimization Tool can analyze a local or remote Windows 7 template and apply the VMware best practices to optimize the template on the … [Read more...]

Troubleshoot VMware View Security Server PCoIP port problems

Recently I had to troubleshoot a VMware View Client connection problem.  In a new VMware View environment the customer has installed a VMware Horizon View Security Server for the external connections.  When a external View Client tried to connect through the Security Server using the PCoIP protocol to the … [Read more...]

Display the maximum concurrent connected users in VMware Horizon View with PowerCLI

VMware Horizon View generates everyday at 5 minutes  for midnight an event how many concurrent users connected to View that day. This information can be useful for example when when investing trends. When the Event database in the VMware Horizon View Administrator is configured, this information can be found … [Read more...]

Enable the vShield driver in VMware tools

One of the steps of a vShield Endpoint based deployment is to enable the vShield driver in VMware tools.  The vShield driver is not enabled by default. This can be done manually or automatically for example in the golden image of a VDI desktop. Here are the manually steps when the VMware tools already are … [Read more...]