178 Linux for IBM ^ zSeries and S/390: Distributions
12.1 Creating multiple IPL volumes
Red Hat includes a module named zilo (instead of silo). Both zilo and silo require
that all files used to write out the IPL/boot information physically reside on the
same volume as is to be IPLed. Normally, this is not a problem; simply copying
the kernel, parameter file, and boot sector file to any directory on that volume,
then running silo from that directory, will work.
However, with zilo, there is a further restriction: we could not get the usual
technique to work, unless the files were in a directory named /boot. In our case,
to satisfy this restriction, we temporarily renamed /boot to /bootold, and then
created a symbolic link to our directory of ...