Latest Posts
BlogPost Series: Life Cycle & Patch Management of VMware vSphere on a HPE Stack – LCM Tool Review & Comparison (Part 2)
Intro Life Cycle & Patch Management, can be achieved with different tools and methods with HPE and VMware. However, the number of available tools that can be used for LCM, can make it quite confusing of how and when these tools should be used. Especially when you install the ...read more →
BlogPost Series: Life Cycle & Patch Management of VMware vSphere on a HPE Stack – Basics (Part 1)
Intro Life Cycle & Patch Management within organizations can be a difficult topic. Mostly because of the broad set of software and hardware that can and should be included in a Life Cycle & Patch Management strategy. Still, due to the constantly changing landscape within the IT, this becomes ...read more →
VUM Error: Host cannot download files from VMware vSphere Update Manager patch store
Setup: vCSA 6.5 with embedded VUM Intro: At one of my customers, I had a weird problem that one of the hosts couldn’t updated through VUM. Time to investigate. Error: “Host cannot download files from VMware vSphere Update Manager patch store. Check the network connectivity and firewall setup, and ...read more →
How to Rollback an ESXi host after an update
Upgrading and updating your ESXi hosts is necessary. Updates contain bug fixes, security updates, new features or improvements, and drivers. With VUM this can be quite easy. However, sometimes you want to rollback after an update. This was the case with one of my customer, who had a few ...read more →
vCenter doesn’t start up – Failed to start File System Check on /dev/dis..
A customer of mine had some problems with a vCenter (vCSA 6.5) that didn’t want to boot up anymore. First thing I checked was if I could log in on the vCenter Appliance Management Interface (VAMI). Unfortunately both the webclient as VAMI was unresponsive. This was also the case ...read more →
Changing the Display Preferences and Resolution for VMs in VMware Fusion
Intro For one issue (documented here), I had to reinstall the VMware tools on a Windows VM. After the reinstall, the screen resolution looked kinda weird. I had one of the highest Resolution on a Retina Display. But since it was so zoomed out, I couldn’t say that I ...read more →
VM has No Network Connection, Windows 7 – VMware Fusion 10.1 (Workstation)
Recently I had a weird issue that a Windows 7 virtual machine on VMware Fusion (10.1) wasn’t able to make any network connections. After doing all the basic checks (NAT configured, Windows Firewall, Network adapter connected in VM) I didn’t had a clue what was causing the issue. Still, ...read more →
TIQR (SURFnet) stopped working after Android Update 9 (Android Pie)
For one of my customers, I use TIQR to login remotely. However, after an Android Update towards version 9, the application stopped working. In the beginning it looked like the application didn’t have any problem, since I still would get a push notification that would ask for my code. ...read more →
vSphere Troubleshooting: Hosts Disconnects “Agent unable to save configuration to disk: Error syncing firmware configuration: vim.fault.TooManyWrites”
During a deployment of several ESXi hosts at a customer, I noticed that the new hosts were disconnecting every few minutes. When I checked the event error, it showed a lot of different errors and events, mostly about disconnection errors and connection failures. Which I found weird. Looking closer, ...read more →
BlogPost Series: Creating a Roadmap for vSphere Upgrades – Phase 4 (Dependencies & Compatibility List)
Intro You have done the interviews, gained a lot of insight through tools, documentation and whatsoever, and with that you’ve created your first draft of the so-called IST. During the assessment phase you’ve also learned how the environment is being used, what the applications landscape looks like, what kind ...read more →
BlogPost Series: Creating a Roadmap for vSphere Upgrades – Phase 3 (Defining the IST)
Intro Defining the IST. The IST is so called starting point or baseline if you will. It describes and evaluate the current state of your environment and it is key for a project to be successful. It helps with defining the scope of the project and obtaining in-depth knowledge ...read more →
BlogPost Series: Creating a Roadmap for vSphere Upgrades – Phase 2 (Assessment)
Intro One of the most important parts in projects (and also most of the time neglected) is the assessment phase. Creating an upgrade path and executing it, is no different. Some upgrade paths are easy and can be done in a few days or even hours. Others however, can ...read more →
Awesome, Sometimes you forget how far the reach of technology is ^_^ #VMware #vSAN https://t.co/WFHr48kqcs
Cool wrap up of what is possible in vSphere 6.7u2 https://t.co/GS2j8eWr8K
