For
HP
Internal Use Only
Note
The
four-digit chassis code is visible on
the
system console.
"
To see a line of
status
information
on
the
console (including
the
four-digit
chassis code):
1.
Set
the
Service/Normal
switch on
the
CPU
card
to
the
Service position.
2.
At
the
system console,
enter
[Control)
lJ2J
to
enter Access
Port
control mode.
3. Look on
the
bottom
line
of
the
display for
status
information.
HP-UX System Hang
Use
the
recovery procedure
in
Table 5-16
to
resolve
the
problem.
Table 5-16. System Hang Symptoms and Solutions
Symptoms
Recovery Procedure
1.
The
machine is running (the green
Run
light
1.
If
possible, wait
about
15
minutes
to
see if
is lit),
but
no one can access
the
system.
the
computer
is
really hung or if it has
12
The
system console
may
or may
not
be
hung. I
performance problem.
With
some
performance problems, a computer may not
respond
to
user
input
for
15
min. or longer.
2.
If
the
computer is really hung, perform a soft
reboot on
the
machine by issuing a "TC"
command. (Do
NOT
use
the
"RS" command
if possible;
"RS"
may
destroy
important
troubleshooting information.)
3.
Save
the
memory
dump
file
and
call
the
HP
Response Center
to
have
it
analyzed.
Monitor Halts
A
monitor
halt
can
be
caused by either software
or
hardware.
The
console may
not
show a message describing
the
condition.
The
sequence
of
hex codes begins
with
a
"BxOO"
to
distinguish
it
from
the
Bx07 "system
halt
7"
characteristic
of
system
abort
sequences.
Use
the
recovery procedure
in
Table 5-17
to
resolve
the
problem.
Table 5-17. Monitor Halt Symptoms and Solutions
Symptoms
Recovery Procedure
1.
System halts
1.
Record error message on console if one
2. All user activity stops.
appears.
3.
No
message on console (usually).
2.
Record
the
sequence
of
4-digit codes
at
4.
Orange Fault LED is lit.
bottom
of
console display. (Press
(Control}-(])
5. Sequence
of
4-digit codes
at
bottom
of
first.)
console display. (Press
(Control)-@
first.)
3.
Take a memory dump. Refer
to
the
"Taking
One
of the codes is
BxOO.
a Memory Dump" section for more
information.
4.
Restart
the
system when
dump
is finished.
Troubleshooting 5-21
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