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#！/bin/bashfunction get_nr_processor（）{grep "^processor" /proc/cpuinfo | wc -l}function get_nr_socket（）{grep "physical id" /proc/cpuinfo | awk -F: "{print $2 | "sort -un"}" | wc -l}function get_nr_siblings（）{grep "siblings" /proc/cpuinfo | awk -F: "{print $2 | "sort -un"}"}function get_nr_cores_of_socket（）{grep "cpu cores" /proc/cpuinfo | awk -F: "{print $2 | "sort -un"}"}echo "===== CPU Topology Table ====="echoecho "+--------------+---------+-----------+"echo "| Processor ID | Core ID | Socket ID |"echo "+--------------+---------+-----------+"while read line; doif [ -z "$line" ]; thenprintf "| %-12s | %-7s | %-9s |
" $p_id $c_id $s_idecho "+--------------+---------+-----------+"continuefiif echo "$line" | grep -q "^processor"; thenp_id=`echo "$line" | awk -F: "{print $2}" | tr -d " "` fiif echo "$line" | grep -q "^core id"; thenc_id=`echo "$line" | awk -F: "{print $2}" | tr -d " "` fiif echo "$line" | grep -q "^physical id"; thens_id=`echo "$line" | awk -F: "{print $2}" | tr -d " "` fidone < /proc/cpuinfoechoawk -F: "{ if （$1 ~ /processor/） {gsub（/ /,"",$2）;p_id=$2;} else if （$1 ~ /physical id/）{gsub（/ /,"",$2）;s_id=$2;arr[s_id]=arr[s_id] " " p_id}} END{for （i in arr） printf "Socket %s:%s
", i, arr[i];}" /proc/cpuinfoechoecho "===== CPU Info Summary ====="echonr_processor=`get_nr_processor`echo "Logical processors: $nr_processor"nr_socket=`get_nr_socket`echo "Physical socket: $nr_socket"nr_siblings=`get_nr_siblings`echo "Siblings in one socket: $nr_siblings"nr_cores=`get_nr_cores_of_socket`echo "Cores in one socket: $nr_cores"let nr_cores*=nr_socketecho "Cores in total: $nr_cores"if [ "$nr_cores" = "$nr_processor" ]; thenecho "Hyper-Threading: off"elseecho "Hyper-Threading: on"fiechoecho "===== END ====="

===== CPU Topology Table =====+--------------+---------+-----------+| Processor ID | Core ID | Socket ID |+--------------+---------+-----------+| 0| 0| 1 |+--------------+---------+-----------+| 1| 1| 1 |+--------------+---------+-----------+| 2| 9| 1 |+--------------+---------+-----------+| 3| 10 | 1 |+--------------+---------+-----------+| 4| 0| 0 |+--------------+---------+-----------+| 5| 1| 0 |+--------------+---------+-----------+| 6| 9| 0 |+--------------+---------+-----------+| 7| 10 | 0 |+--------------+---------+-----------+| 8| 0| 1 |+--------------+---------+-----------+| 9| 1| 1 |+--------------+---------+-----------+| 10| 9| 1 |+--------------+---------+-----------+| 11| 10 | 1 |+--------------+---------+-----------+| 12| 0| 0 |+--------------+---------+-----------+| 13| 1| 0 |+--------------+---------+-----------+| 14| 9| 0 |+--------------+---------+-----------+| 15| 10 | 0 |+--------------+---------+-----------+Socket 0: 4 5 6 7 12 13 14 15Socket 1: 0 1 2 3 8 9 10 11===== CPU Info Summary =====Logical processors: 16Physical socket: 2Siblings in one socket: 8Cores in one socket: 4Cores in total: 8Hyper-Threading: on===== END =====