Solaris Performance and Tools: DTrace and MDB Techniques for Solaris 10 and OpenSolaris

2.5. psrinfo Command

To determine the number of processors in the system and their speed, use the psrinfo -v command. In Solaris 10, -vp prints additional information.

$ psrinfo -vp The physical processor has 1 virtual processor (0) UltraSPARC-III+ (portid 0 impl 0x15 ver 0x23 clock 900 MHz) The physical processor has 1 virtual processor (1) UltraSPARC-III+ (portid 1 impl 0x15 ver 0x23 clock 900 MHz)