Article ID: 262479
Article Last Modified on 11/1/2006
APPLIES TO
- Microsoft Windows 2000 Server
- Microsoft Windows NT Server 4.0 Standard Edition
This article was previously published under Q262479
SYMPTOMS
A Perfmon analysis of pool nonpaged bytes shows a slow, steady increase that can result in a system hang after several days. Also, an analysis of the nonpaged pool tags shows NDPt as the largest consumer of nonpaged pool.
CAUSE
Tcpip.sys does not free broadcast packets that the IP traffic filter driver does not want to forward.
RESOLUTION
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
260910 How to Obtain the Latest Windows 2000 Service Pack
Windows 2000
The English version of this fix should have the following file attributes or later:
Date Time Version Size File name
-----------------------------------------------------
05/12/2000 06:31p 5.0.2195.2096 308,720 Tcpip.sys
05/12/2000 06:30p 5.0.2195.2096 16,208 Tdi.sys
Windows NT 4.0
A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem.
To resolve this problem, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:
NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.
The English version of this fix should have the following file attributes or later:
Date Time Size File name Platform
------------------------------------------------
04/06/2000 09:44p 174,448 Tcpip.sys Intel
04/06/2000 09:44p 310,704 Tcpip.sys Alpha
STATUS
Windows 2000
Microsoft has confirmed that this is a problem in Windows 2000. This problem was first corrected in Windows 2000 Service Pack 2.
Windows NT 4.0
Microsoft has confirmed that this is a problem in Windows NT 4.0.
MORE INFORMATION
To enable pool tagging, use Gflags.exe. Click to select the Enable pool tagging check box, and then restart the computer. After you restart the computer, use Poolmon.exe or !poolused 2 in the kernel debugger to determine the high-consumption pool tags.
Keywords: kbhotfixserver kbqfe kbbug kbfix kbwin2000presp2fix KB262479
