DOCUMENT:Q101041 07-JUL-1993 [W_NT] TITLE :PRB: Excessive and Unnecessary Paging File Activity PRODUCT :Windows NT PROD/VER:3.10 OPER/SYS:WINDOWS KEYWORDS: -------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT operating system version 3.1 - Microsoft Windows NT Advanced Server version 3.1 -------------------------------------------------------------------- SYMPTOM ------- The paging file is being accessed excessively and unnecessarily. In Performance Monitor it seems as if the paging file is being accessed constantly. Your hard drive is always making noise. CAUSE ----- LargeSystemCache is activated (set to 1). Check the following subkey in Registry Editor: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ Session Manager\Memory Management LargeSystemCache specifies, for a non-zero value, that the system favor the system-cache working set rather than the processes working set. RESOLUTION ---------- Change the value of LargeSystemCache to 0. Additional reference words: 3.10 ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 1993.