Troubleshooting vSphere update woes

It’s 2020 and I still occasionally stumble on products that can’t handle international characters. I’ve been running my update rounds on our vSphere environment, but one host simply refused to perform is update compliance check. To troubleshoot, I enabled the ssh service and remoted in to the host, looking for errors in /var/log/vua.log. Sure enough,… Continue reading Troubleshooting vSphere update woes

Deploying VMware virtual machines using Ansible

I’ve been experimenting with deploying entire environments using Ansible. As usual I had to pass a couple of small thresholds and stumble into a couple of pitfalls before I was comfortable with solution, and so I’m documenting the process here. I’m thinking of creating a separate post describing my general Ansible workflow in more detail… Continue reading Deploying VMware virtual machines using Ansible

Restoring a really old domain controller from backups

I had an interesting experience this week, where I was faced with the need to restore an entire Active Directory environment from backups that were more than a year old. The company whose servers I was restoring had been using an older version of Veeam Backup and Recovery, which always simplifies matters a lot: The… Continue reading Restoring a really old domain controller from backups

Monitoring mounted Windows volumes using Zabbix

Sometimes it’s nice to mount a separate disk volume inside a directory structure. For a concrete example: At work we have a legacy system that writes copious amounts of data to subfolders of a network share. While vSphere allows for pretty large vdisks, after you pass 8 TB or so, they become cumbersome to manage.… Continue reading Monitoring mounted Windows volumes using Zabbix

Configuring Lenovo SR650 nodes for running vSphere

As usual nowadays, Lenovo SR650 servers come with energy saving presets that may seem ”green”, but which kill virtualization performance. The regular way to get them running the way they should is to enter the UEFI setup at boot, go to UEFI Settings -> System Settings -> Operating Modes and choose ”Maximum Performance”. Unfortunately, on… Continue reading Configuring Lenovo SR650 nodes for running vSphere