How to check number of "CPU physical and core"?

Applies for T-series

psrinfo -p (number of physical cpu)

kstat cpu_info|grep core_id|sort -u|wc -l (number of cores)

psrinfo -pv (number of threads)

Get CPU info on Solaris 





In order to know what CPU a Solaris 10 is running on, the command you can think about is prtdiag. 




psrinfo can be more verbose!

psrinfo
0       on-line   since 10/14/2012 13:48:07
1       on-line   since 10/14/2012 13:48:06