iyevhen

$old = (Get-Date).AddHours(-1)
$before_lines = 50
$after_lines = 50

Write-Host "Pulling Warn/Error Windows Events started >= $old"

Get-WinEvent -ListLog * -EA silentlycontinue | 
Where-Object { $_.recordcount -AND $_.lastwritetime -gt $old } | 
ForEach-Object { get-winevent -FilterHashtable @{LogName=$_.logname; StartTime=$old } -EA silentlycontinue } | 
Sort-Object TimeCreated | 

iyevhen

// https://blogs.msdn.microsoft.com/calvin_hsia/2018/09/29/using-async-with-manualreseteventslim/
// https://blogs.msdn.microsoft.com/pfxteam/2012/02/11/building-async-coordination-primitives-part-1-asyncmanualresetevent/
    internal class AsyncManualResetEvent
    {
        private volatile TaskCompletionSource<bool> tcs = new TaskCompletionSource<bool>();
 
        public Task WaitAsync() => this.tcs.Task;
 
        public void Set()
        {

iyevhen

public void Progress(long current, long total)
{
	if (InvokeRequired)
	{
		BeginInvoke(new Action<long, long>(Progress), current, total);
	}
	else
	{
		if (total <= 0 || current <= 0)
		{