Netware 6.5 SP6
Dell PE2650
GroupWise 7 SP3 HP3

Netware 6.5 SP6 server is having multiple abends. It happens on a random basis may be once or twice a week. The services running on this server are Apache, GroupWise MTA, POA & GWIA on this server.

We suspect that it may be a memory or hardware isssue.

Abend Log:
************************************************** *******
Novell Netware, V6.5 Support Pack 6 - Internal Release
PVER: 6.50.06

Address space GRPWISE.NCF removed Friday, 7 August 2009 10:44:27.060 am
Abend 0 on P03: Server-5.70.06: Detected user thread hogging the CPU

CS = 0060 DS = 007B ES = 007B FS = 007B GS = 007B SS = 0068
EAX = 97211494 EBX = C42F5220 ECX = F412999F EDX = FBF0A31E
ESI = 00000000 EDI = C42F5220 EBP = 996FDDBC ESP = 996FDDA0
EIP = 00226F08 FLAGS = 00000297
00226F08 83C40C ADD ESP, 0000000C
EIP in UNKNOWN memory area

The violation occurred while processing the following instruction:
00226F08 83C40C ADD ESP, 0000000C
00226F0B C3 RET
00226F0C 53 PUSH EBX
00226F0D 56 PUSH ESI
00226F0E 57 PUSH EDI
00226F0F 83EC24 SUB ESP, 00000024
00226F12 31DB XOR EBX, EBX
00226F14 31F6 XOR ESI, ESI
00226F16 8D442420 LEA EAX, [ESP+20]
00226F1A 50 PUSH EAX

Running process: Processor 3: IDLE Thread Process
Thread Owned by NLM: SERVER.NLM
Stack pointer: 996FDDA0
User Space Stack limit: 0
Scheduling priority: 67371008
Wait state: 3031111 Intermedidate Goto READY
Stack: 00226F08 (SERVER.NLM|UserHogDetectedFault+18)