Digital Equipment DECstation 5000/100 Series, Maintenance Manual

Page: 69 / 392

Using Memory Error Logs
Memory error logs record errors that occur in the memory
modules. The following example shows a typical memory error
log showing a memory parity error and a related previous entry.
The example records a memory parity error. See Appendix E
for detailed information about memory registers.
************* ENTRY 1 *************************
----------- EVENT INFORMATION ----------------
EVENT CLASS ERROR EVENT
OS EVENT TYPE 101. MEMORY ERROR
SEQUENCE NUMBER 2.
OPERATING SYSTEM ULTRIX 32
OCCURRED/LOGGED ON Tue Jan 22 16:12:54 1991
OCCURRED ON SYSTEM ft3
SYSTEM ID x82030230 HW REV: x30
FW REV: x2
CPU TYPE: R4000
PROCESSOR TYPE KN04-BA
-------------- UNIT INFORMATION -------------
UNIT CLASS
MEMORY
UNIT TYPE Undefined x001C
ERROR SYNDROME memory parity error
-------------- KN02BA MEMORY REGISTERS -------
MEM REG
xBE000002 HARD CNT 2.
SOFT CNT 0.
TRAN CNT 0.
DATA BIT IN ERROR
HIGH BYTE IN ERROR
MEMORY PARITY ERROR: HARD
D0-15 ON BANK # x2
PHYSICAL ADDR x010205F8
EPC x004255F8
BAD VIRT ADR x004255F8
Troubleshooting Tools 3–13