Hi Rich,
With the Ultra 20M2 there is a very cheap/easy alternative
that might work for you (until you need to expand past 2
more external devices anyway)
Pick up an eSATA pci bracket cable adapter, something like this-
Sure,
zfs set compression=on rpool
Of course this only compresses items written after compression is turned on.
On my system when I started to perform the install I opened up a
terminal and after rpool was created I set the compression to on so that
it got set before the packages were installed.
Malahat,
For the boot drive you'll want to read the product notes document also
since there are some special
instructions that may need to be followed.
http://www.sun.com/products-n-solutions/hardware/docs/Servers/coolthreads/t2000/index.html
That document also covers some patches that are