. You
should have a copy of Fixdist
handy to
deal with translating APAR and PTF numbers into downloadable files.
See question 1.142 for more information about fixdist.
------------------------------
Subject: 1.132: How do I remove a non-existant physical volume?
Thanks to Johnny Shieh (shieh@austin.ibm.com)
To delete a phantom disk from the ODM use reducevg with the pvid
instead of the disk name. You are running some command such as lsvg
or varyonvg and it is griping about a disk that is no longer findable
right? In that warning message, it should give you a pvid. Try one
of the following, (note: reducevg updates the VGDA but not the ODM).
reducevg -f
ldeletepv -g VGid -p PVid
-g Required, specify the VGid of the volume group you are
removing the physical volume from
-p Required, specify the PVid of the PV to be removed
------------------------------
Subject: 1.133 How do I kill a process that ignores
kill -QUIT -KILL -STOP
If there is i/o pending in a device driver, and the driver does not
catch the signal, you can't kill it - a reboot is the only way to
clear it.
Furthermore, if the process stays hung for more than a few minutes,
you can find out what device is wedged by doing this --
% echo trace -k $(expr
/ 256) | crash | tee stack
If you can't figure out what is wrong, print that trace out and call
1-800-237-5511 and tell them that something is broken. Tell them you
want to fax in the nice stack trace that you have as your testcase.
------------------------------
Subject: 1.134: How can I see "console" messages?
From: crow@tivoli.com (David L. Crow)
Use the swcons command to redirect the console to a file. Or use
chcons to do it permanently.
------------------------------
Subject: 1.135: Where can I find TOP for AIX?
TOP functionality is included in an AIX package called Monitor. See
question 1.120 for more information.
------------------------------
Subject: 1.136: How can I restrict root logins to specific terminals?
From: jfh@austin.ibm.com (Julianne F. Haugh)
Read FAX 2737 availible from the 800-IBM-4FAX number discussed in
section 6.02. Refer to APAR IX45701 for fixes related to the rsh style
commands.
------------------------------
Subject: 1.137: How do I merge my /etc/password and
/etc/security/password for Crack?
/usr/sbin/mrgpwd. You must have permissions to read /etc/security/password.
------------------------------
1.138: I lost the root password, what should I do?
From: dramm@csusm.edu (Donald E. Ramm)
Boot from boot diskettes, bootable tape, or bootable CD.
At the Installation/Maint menu select item 4, "Start a limited function
maintenance shell.
At the subsequent "#" prompt enter the command:
getrootfs hdiskN
(where "N" is replaced by the number of a disk on your system
that is in rootvg.)
That will run for about a minute or so and you get a # prompt back. At this
point you are logged in as root in single user mode.
Change to /etc/security and edit the passwd file. Delete the three lines
under root: password, update time (or whatever it's called), and
flags. Save the file.
Then at the prompt, give root a new password.
Shutdown/reboot in normal mode. Log in with new password.
------------------------------
Subject: 1.139: How can I resolve DEV_WAIT status for a local print queue?
From: chuah@sam.po.my (Chuah Teik Chye)
Try "qadm -k && qadm -U"
------------------------------
Subject: 1.140: SMIT problems forcing/overwriting install?
Installp does not support overwriting and installing prerequisite
software at the same time.
------------------------------
Subject: 1.141: Which distribution tape do I have?
From: fuzzy@obelix.ncs.mainz.ibm.com (Thomas Braunbeck)
AIX 3.2.5 (3250-04-09)
| | | |
| | | |
| | | Revision level
| | Enhancement level
| Preventive Maintenance Package (PMP) level
AIX Version, Release, Modification level
------------------------------
Subject: 1.142: How can I get PTF (fixes) via ftp? What is fixdist?
Get a copy of IBM's fixdist package. This X-windows (and curses) program
can help you find and transfer PTFs from IBM to your machine. It is availible
from and further instructions
are displayed after you login. It is worth noting here that the files
fixdist retrieves are often quite large and therefore not recommended
for those with slow connections.
Ciaran Deignan says that Bull offers AIX
PTFs at . The basic download facility
requires that you have the right PTF number. The "Consult" facility
allows you to search for PTFs that apply to a given fileset (bos.rte.tty, for
example). The "search" facility allows a PTF to be selected on a wide
range of criteria.
Apple has their own fixdist site with all the fixes that has been
approved on the Apple Network Servers. Apple usersers should NOT use
the fixes available from IBM and their mirrors, but only from:
(130.43.6.8).
------------------------------
Subject: 1.143: Is there an easy way to determine if AIX
has a PTF applied or not?
lslpp -Bl Uxxxxxxx
Where Uxxxxxxx is the PTF id.
------------------------------
Subject: 1.144: How do I recreate a deleted /dev/null?
From: tvweaver@austin.ibm.com (Tom Weaver)
/bin/mknod /dev/null c 2 2
------------------------------
Subject: 1.145: What is a checkstop error?
From: tvweaver@austin.ibm.com (Tom Weaver)
While this may not be the official definition, what it means is that the
hardware has detected a condition that it cannot resolve, and which prevents
normal operation. So, it stops executing instructions, responding to
interrupts, etc. Usually it means that some component of the hardware is
broken.
------------------------------
Subject: 1.146: How do I recover deleted files?
Preferably from a backup. If you don't have a backup, at least one
company, Compunix, claims to have a product that will recover deleted
files. More information is available at
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