HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide (EK-G80TS-SA. C01, March 2005)

Troubleshooting Information
25HSG60 and HSG80 Array Controller and Array Controller Software Troubleshooting Guide
Mirrored cache:
"this controller"
reports DIMM 3 or
4 failed in Cache A
or B.
Improperly installed
DIMM in "other
controller"
cache
module.
Remove cache module
and ensure that the
DIMMs are installed
properly.
Reseat DIMM.
Failed DIMM in
"other controller"
cache module.
If the previous remedy
fails to resolve the
problem, check for
OCP LED codes.
Replace DIMM in "other
controller"
cache module.
Mirrored cache:
controller reports
battery not present.
Memory module was
installed before the
cache module was
connected to an ECB.
BA370 enclosure: ECB
cable not connected to
cache module.
Model 2100 and 2200
enclosures: ECB not
installed or seated
properly in backplane.
BA370 enclosure:
Connect ECB cable to
cache module, and then
restart both controllers by
pushing their Reset
buttons simultaneously.
Model 2100 and 2200
enclosures: Install or
reseat ECB.
Mirrored cache:
controller reports
cache or mirrored
cache has failed.
Primary data and the
mirrored copy data
are not identical.
SHOW
THIS_CONTROLLER
indicates that the cache
or mirrored cache has
failed.
Spontaneous
FMU
message displays:
Primary cache
declared failed—data
inconsistent with
mirror, or mirrored
cache declared
failed—data
inconsistent with
primary.
Enter the SHUTDOWN
command on controllers
that report the problem.
(This command flushes the
cache contents to
synchronize the primary
and mirrored data.)
Restart the controllers that
were shut down.
Table 4: Troubleshooting Guidelines (Sheet 4 of 9)
Symptom Possible Cause Investigation Remedy