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IRIX Kernel Rebuild

From Higher Intellect Vintage Wiki

Back up existing kernel 

# cp /unix /unix.2009.8.30
# /etc/autoconfig

You can stop in maintenance mode, go to command monitor, then type sash. sash will prompt for a kernel, type /unix.2009.8.30 to boot from you old kernel.

You can make symbolic links and boot off the kernel du-jour with different options.. 

# ln -s /unix.test1 /unix


Notes

autoconfig(1M) 

NAME
    autoconfig - configure kernel
SYNOPSIS
    /etc/autoconfig [-vnf] [-p toolroot] [-d /var/sysgen]
         [-o lbootopts] [start|stop]
DESCRIPTION
    The autoconfig command is used invoke lboot and other commands to
    generate a UNIX kernel.  The autoconfig command is also a startup script
    in /etc/init.d.
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