IBM AIX Question:
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How to change a 32 bit kernel to 64 bit kernel?
Answer:
To truly change the kernel to 64-bit from 32-bit, the system must be at the AIX® 5.1 or AIX 5.2levels.
# bootinfo -y
It shows a kernel is either 32-bit or 64-bit.
To truly change the kernel to 64-bit from 32-bit, the system must be at the AIX® 5.1 or AIX 5.2levels.
# bootinfo -y
It shows a kernel is either 32-bit or 64-bit.
To change to a 64-bit kernel, enter the following commands:
# 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
# bootinfo -y
It shows a kernel is either 32-bit or 64-bit.
To truly change the kernel to 64-bit from 32-bit, the system must be at the AIX® 5.1 or AIX 5.2levels.
# bootinfo -y
It shows a kernel is either 32-bit or 64-bit.
To change to a 64-bit kernel, enter the following commands:
# 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
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