Maximum Number of Supported SCSI Disk Drives Increased

ID: Q167052

The information in this article applies to:

Microsoft Windows NT Workstation version 4.0
Microsoft Windows NT Server version 4.0

SYMPTOMS

You will not be able to connect more than 38 hard drives to a Windows NT computer.

CAUSE

A buffer used for communicating with the SCSI device request was limited to 2 KB causing the disk drive limitation.

RESOLUTION

The buffer size has been expanded by four times the original size.
To resolve this problem, obtain the latest service pack for Windows NT 4.0. For additional information, please see the following article in the Microsoft Knowledge Base:

Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed this to be a problem in Windows NT 4.0. This problem was first corrected in Windows NT 4.0 Service Pack 4.

Additional query words: 4.00

Keywords : NT4SP4Fix kbbug4.00 kbfix4.00
Version : winnt:4.0
Platform : winnt
Issue type : kbbug