EventSourceSample.ps1

enum Color { Red; Green; Blue }

[System.Diagnostics.Tracing.EventSource(Name = "MyPSEventSource")]
class C : System.Diagnostics.Tracing.EventSource
{
    [System.Diagnostics.Tracing.Event(1)]
    [void] SomeRandomEvent([string]$Message, [Color]$Color)
    {
        $this.WriteEvent([int]1, [string]$Message, [int]$Color)
    }
}

$c = [C]::new()

1..1000 | % {
    $c.SomeRandomEvent("Event $_", [Color]($_ % 3))
    sleep -Milliseconds 500
}