As you may be aware, VMware’s Update Manager (VUM) does a great job of remediating vSphere hosts when they’re in DRS-enabled clusters. You select the cluster you want to remediate, verify the correct baselines are attached, and click Remediate. VUM will automatically evacuate each host in turn, then patch, reboot, repeat as necessary until the […]
PowerCLI
Cluster Evacuation & Reboot without DRS: PowerCLI
If you’ve upgraded to vSphere 4.1 and have Standard licensing, you may have noticed that vMotion is now supported at that licensing level. Previously, vMotion was only available with Enterprise licenses and above. (Storage vMotion is still a feature only available with Enterprise & Enterprise Plus.) One of the nice features about rebooting hosts in […]
DHCP Scope changes with PowerShell, PowerCLI, and netsh
Scenario: You administer multiple physical locations, all with their own DNS and DHCP servers, hosted on VMware. Due to architectural changes to the environment, you need a quick & efficient way to make changes to the DNS Server options in DHCP.
ESX(i) NTP Server settings: PowerCLI
I read a great post by Roger Lund today that discussed timekeeping in VMware virtual machines. That got me thinking, “How would this be handled with PowerCLI?” A blog post was born. 🙂
Pinging multiple VM’s: PowerCLI
This script might not be handy for everyone, but in specific cases it can help you quickly determine which VM’s are not responding on the network. This is a slight modification from my Windows 2008 Guest Networking: PowerCLI article.