Some useful commands in Solaris Unix.

1) To find the version of (Solaris) Unix
Use the command

uname -a : to print out the basic information
uname -X : to print the extended information (each in a newline)

The information includes the System, Node Name, Release version #, KernelID and Machine.

2) To find the number of processors on a system

/usr/sbin/psrinfo | wc -l Tells you how many processors you have on a machine

/usr/sbin/psrinfo -v tells you the status about the processor such as
when is it online since, the Mhz that it operates at

3) To find out the RAM capacity of the system

Use the command

/usr/sbin/prtconf | grep Mem

The output is in Megabytes for example 8192 Megabytes

A useful reference on Solaris Unix commands.