Printing Kernel and Machine Information

Use uname to determine the kernel you are running.

hostname% uname -a
SunOS hostname 5.11 snv_80 i86pc i386 i86xpv

Use the isainfo command to print the basic application environments supported by the currently running system.

hostname% isainfo -x
amd64: sse2 sse fxsr amd_3dnowx amd_3dnow amd_mmx mmx cmov cx8 tsc fpu
i386: ahf sse2 sse fxsr amd_3dnowx amd_3dnow amd_mmx mmx cmov cx8 tsc fpu

Use the psrinfo command to display information about processors.

hostname% psrinfo -vp
The physical processor has 1 virtual processor (0)
x86 (Authentic AMD family 15 model 5 step 10 clock 2200 MHz)
Dual Core AMD Opteron(tm) Processor 275