Re: 64 Bit Kernel

From: Holger.VanKoll@SWISSCOM.COM
Date: Wed Apr 07 2004 - 12:15:43 EDT


ipldevice is just a link to your bootdevice; in most cases hdisk0
bosboot -ad /dev/ipldevice will only write to what ipldevice points to -
not, f.e. mirrors

btw. you dont need 64bit-kernel for oracle 9.2

-----Original Message-----
From: IBM AIX Discussion List [mailto:aix-l@Princeton.EDU] On Behalf Of
Darryl Ousterhout
Sent: Wednesday, April 07, 2004 6:06 PM
To: aix-l@Princeton.EDU
Subject: 64 Bit Kernel

We'll be changing to a 64-bit kernel for Oracle 9.2 soon. I recieved
some instructions from IBM and was just wondering about the 'ipldevice'
after the bosboot command. Does anyone know what this does? I'm used to
setting the boot image to a hdisk.

Here are the instructions:

To truly change the kernel to 64-bit, you need to be at the 5.1 or 5.2
oslevel.

>From 32-bit to 64-bit:

ln -sf /usr/lib/boot/unix_64 /unix
ln -sf /usr/lib/boot/unix_64 /usr/lib/boot/unix
lslv -m hd5
bosboot -ad /dev/ipldevice

shutdown -Fr

Regards,
-Darryl



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