Determining the LUN ID for a specific LUN in your VMware Infrastructure used to be simple. It was listed as one of the properties of the datastore you selected in the VI Client. Nowadays, more often than not, I dont see the LUN ID in the vSphere Client. Instead, I see some sort of identifier […]
Wow, vSphere vCenter Server has a lot of new alarms! Great for monitoring your environment. But a pain when it comes to documenting it. Thank God VMware for the PowerCLI! Just a few lines of code can do the documentation for you.
The following script is a request from David Gontie, who was kind enough to comment on a previous post. He’d like to add the location of his vm’s to a custom field. This is especially handy if you store all the files for a vm in a single datastore. Here you go David: Enjoy! Hugo
Snapshots are m*th3rfcukers. If you’re not careful, they will mass-murder your vms. Yet they allow you to time-travel! You want to use them, but how to prevent a massacre? Here’s how: relocate the delta files. When you create a snapshot, the current state of the vm is preserved by leaving the disk files alone. All […]
WARNING: VMware vmotion does not check wether there are sufficient ports available on the virtual switch on the destination host. Migrating a vm to a host with insufficient ports will cause the vmotion to complete without warnings, yet the virtual NIC will be disconnected! This issue is descripbed in this KB article. The solution to […]
When your (VMware) consolidation ratios are becoming high, it might be smart to keep an eye on your vm’s CPU Ready Times. Unfortunately, by default, the VI Client will only show realtime ready time statistics. Plus you’d have to look at each vm individually. Thank God VMware for the PowerCLI! Read this document for more […]
