Hard Disk Performance Is Slower Than You Expect (308219)

The information in this article applies to:

Microsoft Windows XP Home Edition
Microsoft Windows XP Professional

This article was previously published under Q308219

SYMPTOMS

After you install Microsoft Windows XP, hard disk performance may be slower than you expect.

NOTE: Hard disk performance may be even slower when your computer performs many small hard disk read/write operations.

CAUSE

This behavior may occur in the following situation:

You use Small Computer System Interface (SCSI) hard disks in the computer.

-and-
The hard disks are formatted as NTFS.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

322389 How to Obtain the Latest Windows XP Service Pack

The English version of this fix should have the following file attributes or later:

   Date         Time   Version      Size     File name
   ---------------------------------------------------
   28-Sep-2001  17:51  5.1.2600.14  516,224  Ntfs.sys

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows XP Service Pack 1.

Modification Type:	Minor	Last Reviewed:	9/26/2005
Keywords:	kbHotfixServer kbQFE kbHardware kbenv kbbug kbfix kbOSWin2000fix kbWinXPsp1fix KB308219