Hello !

1) The command to display physical and virtual memory
/usr/platform/`uname -m`/sbin/prtdiag -v | grep -i mem

swap -l

virtual memory = "physical memory + swap area"

2) The command to display the CPU
/usr/platform/`uname -m`/sbin/prtdiag -v

3) The command to display the total harddisk space.
format


For more information, look each command in the man pages.

I hope help you.
Witt