In a current project, I need to collect performance counters from a set of virtual machines that are performing different tasks and running a variety of workloads.  In a similar project last year, I used LogMan to collect performance data.  This time I decided to try PowerShell because, well, all the kids are doing it, I felt a little ...

When you write Powershell scripts and need to write a text file, you have a number of ways to accomplish that. The often suggested approach is to use cmdlets Add-Content or Out-File. Well, this is not news.   But some may not notice that these cmdlets are not there for performance. Sure, they are convenient. But if you need to write to a ...