Built-in cmdlets usually offer the -Confirm parameter whenever you need user confirmation. When writing your own scripts, you might want to ask the eventual user of the script for confirmation yourself. This handy little function (store it in your profile!) allows you to ask for confirmation whenever, where-ever. (Try not to bug your users too […]
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 […]
The following Powershell functions allow you to manage querying, creating and removing scheduled tasks on one or more computers remotely. The functions use schtasks.exe, which is included in Windows. Unlike the Win32_ScheduledJob WMI class, the schtasks.exe commandline tool will show manually created tasks, as well as script-created ones. The examples show some, but not all […]
If you are using PowerGUI (which you should) and some of your colleagues do too, you might want to use a central configuration. Whenever you want to update the central configuration xml file, you need to increment the version number in order to push this change out to your colleagues. The following function increments the […]
The following script examines servers from (part of) your Active Directory domain, identifies SQL servers and lists the instances with their total database sizes.
