Brad Rutkowski's Blog

Changing "Sessions" information on user account in Active Directory with Powershell

Doing some digging with a teammate today it was incredibly difficult to find information on how to...

Date: 09/19/2012

Solution for: A security package specific error occurred

For me the issue was happening with Powershell and Get-Winevent, but it could happen with any number...

Date: 03/07/2011

iADSLargeInteger in Powershell getting the RID pool values

I found that there were a few solutions out there on the internet but still didn’t really get me...

Date: 04/23/2010

win32_processor and cim_processor CurrentClockSpeed shows lower value than actual processor speed

Was looking at an issue today where a whole bunch of our servers were showing clock speeds that...

Date: 04/16/2009

NTDS performance counters missing

Thought I’d doc this for any others who run into this issue.  I had to demote/promote a machine...

Date: 03/19/2009

Interacting with Data Collector Sets via Powershell

Background: In an earlier post I talked about some new features for Windows 2008 and Vista. ...

Date: 02/18/2009

Powershell V2 CTP3 released

Been using this internally for the last couple of weeks and have been digging the changes. ...

Date: 12/22/2008

Check that driver file versions match on all your cluster nodes via Powershell

This is more of a proof of concept, but I've used it with success internally. Take it and do with it...

Date: 12/03/2008

SET-ACL on registry key

Man it was hard to find info on using set-acl on a registry key!   I was looking for a way...

Date: 09/29/2008

Caught the Powershell Bug.

Over the past few months I have fallen in love with PowerShell.   I’ve taken on a new role...

Date: 09/26/2008

Using invoke-command to launch a script on a remote computer which connects to network resources.

First, I found the details here. Second, things can change as this is being done with the CTP for...

Date: 09/26/2008

Display warning text when someone logs onto your servers

This works for Windows 2003 and Windows 2008. We use it during our reliability study to let the...

Date: 09/24/2008

Getting Access Denied when trying to query rootMSCluster namespace remotely against Windows 2008.

Ran into a weird issue where I was getting access denied when trying to query nodes remotely in...

Date: 09/08/2008

Domain doesn't know about my computer account? I vouch for my computer, you can trust me...

Had an issue where a server would not allow logon via termian services each time you attempted to...

Date: 08/01/2008

Windows Update fails with 8000FFFF (E_UNEXPECTED)

Quick Solution:  Check the permissions on  the root of C: and ensure that BUILTIN\Users...

Date: 07/03/2008

Staring at a blank desktop, due to Interactive missing from Users group

Ran into an issue this week that was strange.  When you TS’d to the box it would just show a...

Date: 05/29/2008

SearchIndexer.exe crashing with the exception code of 0xc00000fd

This is an FYI post so others on the intertubes can find the answer quickly. If you get this error:...

Date: 05/14/2008

Find out who pings on a subnet quick and easy

So i know there are tools out there to do this but figured some would be interested on how to do...

Date: 04/23/2008

C#: Getting members of a group the easy way with .Net 3.5 (Discussion groups, nested, recursive, security groups, etc.)

Just saw this being discussed internally and thought that it was quite useful to a lot of you out...

Date: 04/15/2008

Got IPSEC? Got Problems? New tool released to help you triage IPSEC failures.

The Microsoft IPsec Diagnostic Tool is available for Windows Server 2008, for Windows Vista, for...

Date: 04/03/2008

Some useful debugging commands

All of these are for kernel mode, these are just commands I use often that don't troubleshoot a...

Date: 04/01/2008

Stuff to check out for Windows 2008

Just got released yesterday: X86:...

Date: 03/26/2008

Hey Admins! Gathering information from remote machines using WMI (the easy way).

  Those who are just getting into scripting might be wondering how to query info from remote...

Date: 03/14/2008

2 things: Tell if a server is server core remotely. Tell if a server is a VM remotely. (C#)

I've been messing around over the last week making a tool that will frisk a remote machine. ...

Date: 03/07/2008

Tidbits for admins for the 2k8 release...

Just some random stuff as you get ready for 2k8... Getting the Classic cluster logs: Clustering in...

Date: 02/26/2008

Taking a circular netmon capture from the command prompt

You've probably heard that netmon3.1 is out, but you might not know that you can easily launch a...

Date: 02/22/2008

I PTE the fool: !SYSPTES 4 works in Vista SP1/WS08

System Page Table Entry (PTE) issues are some of the top support issues for servers that run large...

Date: 02/20/2008

Hey Admins! Taking some of the pain out of analyzing perfmon captures.

Performance Analysis of Logs (PAL) tool Project Description: Ever have a performance problem, but...

Date: 02/13/2008

Some docs to help get you ready for Windows 2008.

Yes you are going to want Windows 2008 in your shop.  We've been running 2k8 for over two year...

Date: 02/11/2008

Windows 2003 KB Released: Slow network communication from Vista RTM (6000) to Windows 2003 SP2

This was one issue I worked on for quite some time a few months ago. We found that Vista clients...

Date: 01/30/2008

Does my CPU support hardware virtualization (Hyper-V)

As the talk about hardware virtualization heats up from Microsoft and others you might find yourself...

Date: 01/26/2008

Dial in your debugging skills with this book.

So this book has been getting mentioned around by a lot of reputable contacts internally so my...

Date: 01/24/2008

Supported upgrades for domain controllers to Windows 2008 (Melting Pot in CorpNet)

Currently we are running Win2k3 SP1, R2, SP2, Win2k8 Beta3, RC0, RC1, and RTM Escrow idomain...

Date: 01/23/2008

How long did it take that command to run?

When troubleshooting latency issues I've found it helpful to have firm numbers of how long it took...

Date: 01/15/2008

Vista SP1 and Windows 2008: No /console switch with MSTSC

I've ran into this a few times here and each time I stare at my screen for some time (depends on how...

Date: 01/14/2008

SystemRootSystem32RDPDD.dll failed to load

This is an FYI post for an issue we've seen on a couple of Windows 2003 SP2 servers internally....

Date: 01/04/2008

What do you say you DO here?

Just noticed the AD jigsaw poster has been updated for 2k8. So next time your boss asks you "What do...

Date: 12/21/2007

Need to get IPCONFIG /ALL from a computer remotely?

I know people have scripted this, but this is so much easier... You could use PSExec for running...

Date: 12/15/2007

Performance update for Vista RTM released today

Saw this on the Windows Vista team blog today. https://support.microsoft.com/?kbid=943899 This update...

Date: 12/12/2007

These are a few of my favorite things... (Part 4)

Just some more tricks/tools I use frequently... Scale-to-Fit in Perfmon If you deal a lot with...

Date: 11/21/2007

Got a handle leak? Use !Htrace to help find the leaking stacks non-invasively.

So when your an app developer or someone in my position where you need to track down memory leaks...

Date: 11/13/2007

Returning just the errors using Wevtutil.exe

I posted on how you can use Wevtutil to enumerate the event logs on server core or LH. Someone left...

Date: 11/05/2007

Windows Server 2008 Step-by-Step Guides (17 total) for your downloading pleasure.

Instead of trying to hunt down the docs you need, follow the link and download the services you will...

Date: 10/22/2007

Unable to remotely manage a Server Core machine (MMC, WMI, Device Manager)

I've been seeing a lot of churn internally and externally about installing a role on a server core...

Date: 10/22/2007

Not getting kernel memory dumps in Windows Vista or Windows 2008?

Backstory: With the advent of Windows Vista there are changes made in how the operating system...

Date: 10/16/2007

Booting into DSRM in Windows 2008

Since the boot.ini file no longer exists in Windows 2008, the way to boot into directory service...

Date: 10/01/2007

Using TypePerf to get performance data on the command prompt.

I was tracking a high CPU issue this week and needed to know when one of my servers was pegged so I...

Date: 09/22/2007

Webcast coming up: Looking cool in front of your AD peers in Win2k8

Just got back from vacation and will start getting the posts going again. Just wanted to mention a...

Date: 09/19/2007

These are a few of my favorite things... (Part 3)

Just some more junk that I use quite a bit that I would share with others in case it can be useful...

Date: 08/30/2007

Kernel stack not resident (Using .pagein)

You might find yourself debugging an issue and a thread you are interested in is paged out. Here's...

Date: 08/29/2007

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