You can check number of lshttpd processes running to verify the effective license. For 1-CPU and VPS, there will be two (2) lshttpd processes running, for 2-CPU, three (3) lshttpd processes, for 4-CPU, five (5) lshttpd process, for 8-CPU, nine (9) lshttpd processes. As an example, below shows a system running 2-CPU license.
# ps -ef| grep lshttpd
root 854205 1 0 16:03 ? 00:00:00 litespeed (lshttpd)
nobody 854211 854205 0 16:03 ? 00:00:01 litespeed (lshttpd)
nobody 854214 854205 0 16:03 ? 00:00:01 litespeed (lshttpd)
root 903808 871072 0 19:08 pts/3 00:00:00 grep lshttpd
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