DOCUMENT:Q145882 02-MAY-1999 [iis] TITLE :STOP 0x3f and Events 1001 and 2021 Appear On Heavily Used IIS PRODUCT :Internet Information Server PROD/VER:1.0 OPER/SYS: KEYWORDS:kbnetwork ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Internet Information Server 1.0 ------------------------------------------------------------------------------- SYMPTOMS ======== The following STOP error message appears on a heavily used Internet Information Server: STOP: 0x0000003f (0x00000000, 0x00000000, 0x00000000, 0x00000000) The following events appear in Event Viewer: Event ID 1001 Description: The computer has rebooted from a bugcheck. The bugcheck was: 0x0000003f (0x00000000, 0x00000000, 0x00000000, 0x00000000). Microsoft Windows NT [v15.1057]. A dump was saved in: C:\MEMORY.DMP. Event ID 2021 Description: The server was unable to allocate a work item 1 times in the last 60 seconds. Data: 0000: 00000000 00480003 00000000 800007e5 0010: 00000000 c000009a 00000000 00000000 0020: 00000000 00000000 CAUSE ===== The default system pages of 10,000 are not enought for the server due to many pages being locked down during transmission. RESOLUTION ========== To work around this problem, increase the number of system pages for the server in the registry. WARNING: Using Registry Editor incorrectly can cause serious, system-wide problems that may require you to reinstall Windows NT to correct them. Microsoft cannot guarantee that any problems resulting from the use of Registry Editor can be solved. Use this tool at your own risk. 1. Start Registry Editor (REGEDT32.EXE) and locate the following Registry subkey in the HKEY_LOCAL_MACHINE subtree: \SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management 2. Select SystemPages. From the Edit menu, select DWORD. 3. For Data, enter 20000 (Decimal). 4. Click OK and quit Registry Editor. 5. Shut down and restart Windows NT. STATUS ====== Microsoft has confirmed this to be a problem in Internet Information Server version 1.0 We are researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available. Additional query words: prodiis ====================================================================== Keywords : kbnetwork Technology : kbiisSearch kbiis100 Version : 1.0 ============================================================================= 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 1999.