Dell DAS MD1000 Benchmarks

Posted by & filed under Exchange Server, General, Hardware.

Here are the Dell MD1000 Direct Attached Storage Benchmarks I had promised earlier. The performance is great. I’m trying to squeeze some more MB/s out of the read performance. I’ve also included performance / disk. Looks as though 4x and 8x disks in RAID10 have the best performance per disk. All the disks are 73… Read more »

RPC over HTTP/s with Outlook 2003 / 2007

Posted by & filed under Exchange Server, Windows / Server.

I’ve found there is neither rhyme nor reason for Outlook having difficulty connecting to Exchange over RPC. Many times the same configuration will result in errors or unpredictable behavior. It is frustrating to say the least. There is a decent work-around that alleviates most connection problems, especially the dreaded first attempted connection error. Below are… Read more »

Dell PowerVault MD1000 Direct Attached Storage

Posted by & filed under Exchange Server, General.

I purchased the Dell MD1000 15 disk Direct Attached Storage Array in November. The enclosure itself is a JBOD system (Just a Bunch of Disks) because the controller inside does not support RAID. The RAID functionality of the system is achieved through implementing a PERC 5/e or 6/e controller in the server itself. The MD1000… Read more »

Windows TCP/IP Service Worm and Uninstalling TCP/IP on a Domain Controller

Posted by & filed under Exchange Server, Internet Information Server, Windows / Server.

As most of you know, Windows is a hotbed of viruses (not virii), worms, and malware. I’ve had the pleasure of finding a new worm that attacks the TCP/IP service: tcpsrv.exe in the C:\Windows\System32\ folder. This file is needed for Active Directory and the Workstation Driver (ie. Client for Microsoft Networks). With this file removed,… Read more »

Outlook Error 0x80040154

Posted by & filed under Exchange Server, Windows / Server.

If you have received outlook error 0x80040154 you may have a big problem. This is one of those generic “no one knows” or “has a thousand fixes-and none work for you” errors. In outlook it comes up as “unknown error” which is very frustrating. Files that were once registered become unregistered or something in the… Read more »