[9794] in Hotline Meeting
w20-575-42 memory errors
daemon@ATHENA.MIT.EDU (epeisach@Athena.MIT.EDU)
Mon Jul 20 10:14:38 1992
From: epeisach@Athena.MIT.EDU
Date: Mon, 20 Jul 92 10:14:26 -0400
To: hotline@Athena.MIT.EDU
The machine received a parity memory error.... While uerf listed it as a
soft error, it caused the machine to panic. Perhaps the memory should be
checked out...
********************************* ENTRY 3. *********************************
----- EVENT INFORMATION -----
EVENT CLASS ERROR EVENT
OS EVENT TYPE 101. MEMORY ERROR
SEQUENCE NUMBER 22.
OPERATING SYSTEM ULTRIX 32
OCCURRED/LOGGED ON Sun Jul 19 06:32:27 1992 EDT
OCCURRED ON SYSTEM w20-575-42
SYSTEM ID x82070230 HW REV: x30
FW REV: x2
CPU TYPE: R2000A/R3000
PROCESSOR TYPE KN02-CA
----- UNIT INFORMATION -----
UNIT CLASS MEMORY
UNIT TYPE KN02CA MEMORY
ERROR SYNDROME MEMORY PARITY ERROR
----- KN02CA MEMORY REGISTERS -----
MEM REG x18000100 HARD CNT 0.
SOFT CNT 1.
TRAN CNT 0.
DATA BIT IN ERROR
LOW BYTE IN ERROR
MEMORY PARITY ERROR: SOFT
D16-31 ON BANK # x0
PHYSICAL ADDR x00D26BE0
EPC x00445BE0
BAD VIRT ADR x00445BE0
MSR x00142400
16MBYTE BANKS
LAST BANK = x2
MABEN ENABLED
INTERRUPT PERIOD = 1MS
----- ADDITIONAL INFO -----
CONTROLLER NO. 1.
ERRS ON THIS ADDR 1.
********************************* ENTRY 4. *********************************
----- EVENT INFORMATION -----
EVENT CLASS ERROR EVENT
OS EVENT TYPE 200. PANIC
SEQUENCE NUMBER 23.
OPERATING SYSTEM ULTRIX 32
OCCURRED/LOGGED ON Sun Jul 19 06:32:27 1992 EDT
OCCURRED ON SYSTEM w20-575-42
SYSTEM ID x82070230 HW REV: x30
FW REV: x2
CPU TYPE: R2000A/R3000
PROCESSOR TYPE KN02-CA
PANIC MESSAGE memory parity error in shared page
KERNEL STACK
INTERRUPT STACK
