NETSTAT Causes Memory Leak

ID: Q154552

The information in this article applies to:

SYMPTOMS

If you have a large number of network connections and run Netstat.exe with the -N and -1 parameters, Task Manager shows memory usage has increased significantly.

NOTE: You do not have to use these parameters for the memory leak to occur.


CAUSE

This problem occurs because NETSTAT fails to free some memory allocations.


RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. 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 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: slow tcp ip tcpip 


Keywords          : kbtool NT4SP4Fix kbbug4.00 kbfix4.00.sp4 NTSrvWkst ntutil 
Version           : WinNT:4.0
Platform          : winnt 
Issue type        : kbbug

Last Reviewed: April 10, 1999