#!/bin/sh
########################################
# Description: This script is used to show CPU information.
# Required files: id, echo, sysctl, sed, system_profiler, grep, awk
########################################

####################
# Main
####################
cpu_model=`sysctl -n machdep.cpu.brand_string | sed 's/^ *//;s/ *$//' | sed 's/*/\ /g'`
physical_cpus=`system_profiler SPHardwareDataType | grep 'Number of Processors:' | awk '{print $4}'`
cores_per_cpu=`sysctl -n machdep.cpu.core_count`
threads_per_cpu=`sysctl -n machdep.cpu.thread_count`
if [ "$threads_per_cpu" -gt "$cores_per_cpu" ]
    then
        hyper_threading="Yes"
    else
        hyper_threading="No"
fi
logical_cpus=`sysctl -n hw.ncpu`
echo Model: $cpu_model
echo Hyper-Threading: $hyper_threading
echo Physical CPU\'s: $physical_cpus
echo Cores per CPU: $cores_per_cpu
echo Threads per CPU: $threads_per_cpu
echo Logical CPU\'s: $logical_cpus
exit 0