This abend took place in the middle of the day. This is the first time I've seen an abend on this server. Any ideas would be helpful. Thanks.

I've attached the abend.log as it wouldn't allow me to paste the entire contents of the log.

************************************************** *******
Novell Netware, V6.5 Support Pack 5 - CPR Release
PVER: 6.50.05

Server WIS_NW_01 halted Wednesday, June 4, 2008 9:58:06.856 am
Abend 4 on P00: Server-5.70.05-1937: CPU Hog Detected by Timer

Registers:
CS = 0008 DS = 0010 ES = 0010 FS = 0010 GS = 0010 SS = 0010
EAX = FBF17BC3 EBX = 92B697C1 ECX = 87D6CD58 EDX = 8DE419C0
ESI = 00000000 EDI = 8D1F3995 EBP = 8CD270D8 ESP = 8CD270C4
EIP = 00000000 FLAGS = 00000046


Running process: Interrupt service routine (nested count 1)
Interrupted process: NWMKDE.NLM 3 Process
Thread Owned by NLM: NWMKDE.NLM
Stack pointer: 8CD271E0
OS Stack limit: 8CD228A0
Scheduling priority: 67371008
Wait state: 5050030 Blocked on Semaphore
Stack: --FBF17BC3 ?
87C86E09 (LIBNSS.NLM|nssSpinLock+9)
87FED762 (NSS.NLM|NSSMPK_LockNss+62)
-87D6CD58 (NSS.NLM|NSSMPK_spinlock+0)
--92B697C1 ?
--8CD27110 ?
862ECE51 (NWSA.NSS|ZH_CommitFile+11)
8640FACC (LIBC.NLM|DataFromDescriptor+2C)
--8DAFC030 ?
--8DAFC000 ?
--8D735900 ?
--8CD27604 ?
8D5AF626 (THREADS.NLM|ValidateCLIBHandle+2E)
--8DAFC000 ?
--00000007 (LOADER.NLM|KernelAddressSpace+7)
--8CD27104 ?
--8D1F3995 ?
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--8D7CCE20 (IPXS.NLM|IPXSSetConfiguration+9A7C)
--8CD27604 ?
8D62CEC9 (NLMLIB.NLM|FEFlushWrite+5D)
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--92B697C1 ?
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--8DE419C0 ?
--8D1F3B69 ?
8DDE4D5A (NWMKDE.NLM|pvswMkdeXLTdisconnect+21AA)
--00000007 (LOADER.NLM|KernelAddressSpace+7)
--8D1F3B69 ?
8DDE2EB6 (NWMKDE.NLM|pvswMkdeXLTdisconnect+306)
--8CD27604 ?
--8D1F3B69 ?
8DD9665E (NWMKDE.NLM|(Code Start)+465E)
--8CD27604 ?
--8D1F3B69 ?
--8708FB00 (NWPA.NLM|guidCDMHandle+7124)
87B44A13 (IDECD.CDM|IDECD_MediaChangeCallback+2EF)
--20210009 ?
--80004000 ?
87AC8AA3 (ACPIDRV.PSM|WaitForCMDIdle+23)
--80004000 ?
--00000002 (LOADER.NLM|KernelAddressSpace+2)
87AC8A7A (ACPIDRV.PSM|PSMXCallDestField+55)
--00000002 (LOADER.NLM|KernelAddressSpace+2)
--FE005040 (LOADER.NLM|OSAllocMemory+5040)
-00420E3C (SERVER.NLM|targetProcessorTable+40)
--00000096 (LOADER.NLM|KernelAddressSpace+96)
87ACA953 (ACPIDRV.PSM|PSMInterProcessorInterruptSend+80)
--00000096 (LOADER.NLM|KernelAddressSpace+96)
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--00000096 (LOADER.NLM|KernelAddressSpace+96)
--FE005040 (LOADER.NLM|OSAllocMemory+5040)
--00000002 (LOADER.NLM|KernelAddressSpace+2)
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--4456C080 ?
0011E38C (LOADER.NLM|InterProcessorInterruptSend+1C)
--FE005040 (LOADER.NLM|OSAllocMemory+5040)
-00420E3C (SERVER.NLM|targetProcessorTable+40)
0021BAF7 (SERVER.NLM|_CommonSchedResume+3F3)
-0041EDBC (SERVER.NLM|ThreadFeederQue+294)
--4456C080 ?
00226A79 (SERVER.NLM|kWorkToDoCheckAllRunFast+161)
--0003D148 (LOADER.NLM|NestedInterruptCount+48)
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--00000001 (LOADER.NLM|KernelAddressSpace+1)
--8E81D7A0 ?
00227191 (SERVER.NLM|MpkSystemWork+C1)
--45F86520 ?
--43724560 ?
--11111111 ?
0021B151 (SERVER.NLM|SchedSwitch+2A9)
--00000246 (LOADER.NLM|KernelAddressSpace+246)
--00002710 (LOADER.NLM|KernelAddressSpace+2710)
--00000246 (LOADER.NLM|KernelAddressSpace+246)
0020B76B (SERVER.NLM|kSemaphoreTimedWait+16F)
--00000246 (LOADER.NLM|KernelAddressSpace+246)
--00000000 (LOADER.NLM|KernelAddressSpace+0)
--00000000 (LOADER.NLM|KernelAddressSpace+0)
0020BA9C (SERVER.NLM|kSemaphoreValidate+48)
--00000246 (LOADER.NLM|KernelAddressSpace+246)
00113966 (LOADER.NLM|kSpinUnlockRestore+26)
--00000246 (LOADER.NLM|KernelAddressSpace+246)
0020B523 (SERVER.NLM|kSemaphoreWait+3F)
--FE5A9980 ?
--00000246 (LOADER.NLM|KernelAddressSpace+246)
--8E7D8482 ?
--00002710 (LOADER.NLM|KernelAddressSpace+2710)
--FE5A9980 ?
--8D7CCE20 (IPXS.NLM|IPXSSetConfiguration+9A7C)
8D5BBC12 (THREADS.NLM|_WaitOnSemaphore+26)
--FE5A9980 ?
--FE5A9980 ?
--8D7CCE20 (IPXS.NLM|IPXSSetConfiguration+9A7C)
8D5BBF43 (THREADS.NLM|WaitOnLocalSemaphore+57)
--FE5A9980 ?
--000000FE (LOADER.NLM|KernelAddressSpace+FE)
--8CD27604 ?
8DDCFA40 (NWMKDE.NLM|pvswBifReadConfigInfo+1860)
--FE5A9900 ?

Additional Information:
The NetWare OS detected a problem with the system while executing a process owned by SERVER.NLM. It may be the source of the problem or there may have been a memory corruption.