ES40 crash

[Rambo_1]

I have a ES40 ,It crashed and rebooted on Oct 17 . But I don't know what is the real cause that ES40 crashed. the log as below ,hope someone could tell me the where the cause is.
Sep 28 13:27:43 smf3 vmunix: chk_bf_quota: group quota underflow for group 7 on fileset /
Oct 16 18:44:08 smf3 vmunix: prom_getenv:Invalid ev type:0
Oct 17 08:45:28 smf3 vmunix: Machine Check SYSTEM Fatal Abort
Oct 17 08:45:28 smf3 vmunix: Machine Check Processor Fatal Abort
Oct 17 08:45:28 smf3 vmunix: Machine check code = 0x100000202
Oct 17 08:45:28 smf3 vmunix: Ibox Status = 0000000000000000
Oct 17 08:45:28 smf3 vmunix: Dcache Status = 0000000000000000
Oct 17 08:45:28 smf3 vmunix: Cbox Address = 0000000000000000
Oct 17 08:45:28 smf3 vmunix: Fill Syndrome 1 = 0000000000000000
Oct 17 08:45:28 smf3 vmunix: Fill Syndrome 0 = 0000000000000000
Oct 17 08:45:29 smf3 vmunix: Cbox Status = 0000000000000000
Oct 17 08:45:29 smf3 vmunix: EV6 captured status of Bcache mode = 0000000000000000
Oct 17 08:45:29 smf3 vmunix: EV6 Exception Address = fffffc00002bf204
Oct 17 08:45:29 smf3 vmunix: EV6 Interrupt Enablement and Current Processor mode = 0000007ee0000000
Oct 17 08:45:29 smf3 vmunix: EV6 Interrupt Summary Register = 0000000200000000
Oct 17 08:45:29 smf3 vmunix: EV6 TBmiss or Fault status = 0000000000000000
Oct 17 08:45:29 smf3 vmunix: EV6 PAL Base Address = 0000000000018000
Oct 17 08:45:29 smf3 vmunix: EV6 Ibox control = fffffffc1a304096
Oct 17 08:45:29 smf3 vmunix: EV6 Ibox Process_context = 0000000000000000
Oct 17 08:45:29 smf3 vmunix: O/S Summary flag = 0000000000000004
Oct 17 08:45:29 smf3 vmunix: Cchip Base Address (phys) = 00000801a0000000
Oct 17 08:45:30 smf3 vmunix: Cchip Device Raw Interrupt Request = 8000000000000000
Oct 17 08:45:30 smf3 vmunix: DRIR Register Decode:
Oct 17 08:45:30 smf3 vmunix: Bit 63: Internal Cchip Error
Oct 17 08:45:30 smf3 vmunix: PCI Device Interrupt Mask = 0000000000000000
Oct 17 08:45:30 smf3 vmunix: Cchip Miscellaneous Register = 0000000830000000
Oct 17 08:45:30 smf3 vmunix: Misc Register Decode:
Oct 17 08:45:30 smf3 vmunix: Bit 28: NXM
Oct 17 08:45:30 smf3 vmunix: Bit 29: NXM Source (Bit<29>)
Oct 17 08:45:30 smf3 vmunix: Bit 35: CChip Rev (Bit<35>)
Oct 17 08:45:30 smf3 vmunix: Cchip Revision: 08
Oct 17 08:45:30 smf3 vmunix: ID of CPU performing read: 00
Oct 17 08:45:31 smf3 vmunix: Source of NXM access: CPU 1
Oct 17 08:45:31 smf3 vmunix: Pchip 0 Base Address (phys) = 0000080180000000
Oct 17 08:45:31 smf3 vmunix: Pchip 0 Error Register = 0000000000000000
Oct 17 08:45:31 smf3 vmunix: Pchip Error Register Decode:
Oct 17 08:45:31 smf3 vmunix: PCI Xaction Start Address = 0000000000000000
Oct 17 08:45:31 smf3 vmunix: PCI Command: Interrupt Acknowledge
Oct 17 08:45:31 smf3 vmunix: Pchip 1 Base Address (phys) = 0000080380000000
Oct 17 08:45:31 smf3 vmunix: Pchip 1 Error Register = 0000000000000000
Oct 17 08:45:31 smf3 vmunix: Pchip Error Register Decode:
Oct 17 08:45:31 smf3 vmunix: PCI Xaction Start Address = 0000000000000000
Oct 17 08:45:32 smf3 vmunix: PCI Command: Interrupt Acknowledge
Oct 17 08:45:32 smf3 vmunix: panic (cpu 0): System Uncorrectable Machine Check
Oct 17 08:45:32 smf3 vmunix: syncing disks...
Oct 17 08:45:32 smf3 vmunix: LSM attempting to dump to SCSI device unit number rz0
Oct 17 08:45:32 smf3 vmunix:
Oct 17 08:45:32 smf3 vmunix: device string for dump = SCSI 1 4 0 0 0 0 0.
Oct 17 08:45:32 smf3 vmunix: DUMP.prom: dev SCSI 1 4 0 0 0 0 0, block 2097152
Oct 17 08:45:32 smf3 vmunix: device string for dump = SCSI 1 4 0 0 0 0 0.
Oct 17 08:45:32 smf3 vmunix: DUMP.prom: dev SCSI 1 4 0 0 0 0 0, block 2097152
Oct 17 08:45:32 smf3 vmunix: Alpha boot: available memory from 0x4e1a000 to 0xffff4000
Oct 17 08:45:32 smf3 vmunix: Digital UNIX V4.0F (Rev. 1229); Fri Jul 2 03:29:59 CST 2004
Oct 17 08:45:33 smf3 vmunix: physical memory = 4096.00 megabytes.
Oct 17 08:45:33 smf3 vmunix: available memory = 4017.19 megabytes.
Oct 17 08:45:33 smf3 vmunix: using 5239 buffers containing 40.92 megabytes of memory
Oct 17 08:45:33 smf3 vmunix: Master cpu at slot 0.
Oct 17 08:45:33 smf3 vmunix: Firmware revision: 6.6-19
Oct 17 08:45:33 smf3 vmunix: PALcode: Digital UNIX version 1.92-105
Oct 17 08:45:33 smf3 vmunix: AlphaServer ES40

Thanks
Ramber

[Ivan Ferreira]

Not easy, but you can get a lot more valuable information with WEBES and CCAT:

http://forums1.itrc.hp.com/service/forums/bizsupport/questionanswer.do?threadId=1162755
http://forums1.itrc.hp.com/service/forums/questionanswer.do?threadId=1115051

[Kapil Jha]

Hey,
if open a h/w case they would analyze binary.errlog file and will tell you exact reason and would do sm replacememt if needed.
As Ivan said frm those two links you can download the tools and analyze urself also.
BR,
Kapil