T.R | Title | User | Personal Name | Date | Lines |
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3457.1 | Looks like a known problem with kernel parameter db_enable | HYDRA::NEWMAN | Chuck Newman, 508/467-5499 (DTN 297), MRO1-3/F26 | Wed Apr 09 1997 11:58 | 34 |
| <<< TURRIS::DISK$NOTES_PACK2:[NOTES$LIBRARY]DIGITAL_UNIX.NOTE;1 >>>
-< DIGITAL UNIX (FORMERLY KNOWN AS DEC OSF/1) >-
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Note 8562.1 system crash when using dbx on V4.0B 1 of 2
QUARRY::petert "rigidly defined areas of doubt and uncertainty" 26 lines 23-JAN-1997 12:02
-< Been QAR'd as a showstopper, workaround explained below. >-
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This is a known kernel problem. I imagine people are working on it as
I've filed a show stopper on it. But, in the meantime...
This will only happen on a system that is built with KDEBUG set up
in the kernel config file, /sys/conf/XXXX where XXXX is the
uppercase system name.
The problem has to do with the kernel variable db_enable. This is a
relatively new kernel variable, and gets set to 1 when KDEBUG is configured.
You can resolve this by going into ladebug or dbx as superuser and
doing the following
dbx -k /vmunix /* or whatever you are running as the OS
assign db_enable = 0
and then quit. This will take care of the current session, but db_enable will
be reset if you have to reboot. To take care of that:
dbx /vmunix /* no -k this time, we want the disk version...
patch db_enable = 0
and you'll be set for the life of this particular kernel. Note that you'll
have to do this all over again if you rebuild the kernel and leave KDEBUG
set. As I found out this morning. Sigh....
PeterT
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3457.2 | Mail sent, awaiting feedback... | AMCUCS::SWIERKOWSKI | Quot homines tot sententiae | Wed Apr 09 1997 13:33 | 29 |
| Greetings!
First some updated contact information:
Company Name : Khoral Research, Inc.
Contact Name : John Salas
Phone : (505) 837-6500 x-483
Fax :
Email : "[email protected]"
Date/Time in : 8-APR-1997 15:57
Originally entered by : SWIERKOWSKI
SPE center : PAG
Category : Digital UNIX
OS Version : V4.0
System H/W : - unknown -
I've sent John the gist of Nick's reply in .1 to John to see if the "work-
around" described in that reply gets John going, awaiting feedback...
Tony Swierkowski
Digital Equipment Corporation
Software Partner Engineering
Palo Alto, California
(415) 617-3601
"[email protected]"
|
3457.3 | Call closed... | AMCUCS::SWIERKOWSKI | Quot homines tot sententiae | Mon Apr 14 1997 13:34 | 14 |
| Greetings!
Per feedback from the customer, the "work-around" got him him going (thanks
Nick!), call closed...
Tony Swierkowski
Digital Equipment Corporation
Software Partner Engineering
Palo Alto, California
(415) 617-3601
"[email protected]"
|
3457.4 | As the author of .1... | HYDRA::NEWMAN | Chuck Newman, 508/467-5499 (DTN 297), MRO1-3/F26 | Mon Apr 14 1997 15:18 | 8 |
| � Per feedback from the customer, the "work-around" got him him going (thanks
� Nick!), call closed...
Gee, did I just become Nick? I've always wanted a second name!
I suppose PeterT should get the real credit, however.
-- Chuck (Nick?) Newman
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3457.5 | My kingdom for one of them DWIM keyboards... | AMCUCS::SWIERKOWSKI | Quot homines tot sententiae | Mon Apr 14 1997 15:40 | 8 |
| Greetings!
All due apologies! (Thats what I get for finishing a note after getting
sidelined by a co-worker on a Monday morning - argh!)... (And yes, whoever the
author of the note you spotted is should get credit, but I'm going to quit
before I write any more nonsense replies this morning...), cheers...
Tony (who_really_wants_a_brain_for_his_birthday) Swierkowski
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