Archive for December, 2006
The AIX operating system can be installed from a system backup tape created using smitty mksysb
To install AIX from a system backup:
1. Make sure that the tape drive is turned ON.
2. Make sure that the server is turned ON.
3. Open the tape drive door.
4. Turn the key to “Service”.
5. Insert the AIX Operating System backup tape into the tape drive.
6. Close [...]
A. FC (Fibre Channel)
The National Commite for Information Technology Standart, standar that defines an ultra-high Speed, content independent, multilevel data transmission interfaces that support multiple protocol simultanously, fibre.
Channel support connectivity to million of devices over copper and/or fibre optic physical media and provide the best characteristic of both network and channel over driver topologies.
B. ESCON [...]
Understanding the SCSI Passthru Drivers
NetBackup Media Manager provides its own driver for communicating with SCSI-controlled robotic peripherals.
This driver is called the SCSA (Generic SCSI passthru driver), also referred to as the sg driver.
To manage the sg driver
Perform the following steps as the root user.
1. Determine if an sg driver is loaded [...]
Checking and Repairing File system with fsck
fsck is a Unix utility for checking and repairing file system inconsistencies. File system can become inconsistent due to several reasons and the most common is abnormal shutdown due to hardware failure , power failure or switching off the system without proper shutdown . Due to these reasons [...]
To boot microchannel systems into Service mode, turn the key to the Maintenance position and press the yellow reset button twice. You must boot from bootable media, such as an installation CD-ROM, installation tape, or a bootable backup tape made via the mksysb command or the Sysback product of the correct level for this machine.
For [...]
Taken from forums: AIX on IBM RS/6000 hangs on boot, any ideas ?
my system hangs on boot just after dpid2 subsystem is loaded. Propably something wrong with the firmware. Somehow I can’t even boot from cd or floppy.
system is:
IBM RS/6000 43P-240
os: AIX v_4.2.1
thanks,
——————–
If the book sequence gets as far as starting up dpid2, it isn’t [...]
Setting up Solaris networking often becomes challenging for the new sysadmins and new owners of Sun systems . This document details the steps involved in setting up of Solaris networking and can be used as a check list if you are already familiar with Solaris network configuration .
Table of contents :
Enable the network card
Configuring [...]
To make NetBackup start up automatically when the system is restarted, the netbackup script found in </usr/openv/netbackup/bin/goodies> has been placed in </etc/init.d>
with links to it placed in the /etc/rc2.d directory.
To make NetBackup shut down automatically when the system is restarted, the netbackup script found in </usr/openv/netbackup/bin/goodies> has been placed in </etc/init.d>
with links to it placed [...]
AIX does neither use the BSD style rc.local file nor the System V style /etc/rc*.d startup files directories. To add local daemons to the system startup sequence in a BSD rc.local style use the following command to create an /etc/inittab entry:
# mkitab -i rcnfs “rclocal:2:wait:/etc/rc.local >/dev/console 2>&1″
# touch /etc/rc.local
# chmod 700 /etc/rc.local
Then put the command [...]
this the procedure to run FSCK when your system crash and couldn’t boot:
-Boot CDROM with Solaris CD
-press Stop + A then write “boot cdrom –s”
-wait for rebooting till Command Prompt Appear with #
-run FSCK “#fsck /dev/dsk/c0t0d0s0″
(this depend what partition u created n what kinds of disk u installed)
U can list u disk by command : [...]
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