[Linux系統效能分析] 執行 command 查詢當前 cpu memory 狀況

 while true; do

ps -eo pid,ppid,cmd,%mem,%cpu --sort -pcpu,+pmem
ps -eo pid,ppid,%mem,%cpu --sort -pcpu,+pmem | awk '{if ($3!=0){total1 += $3;print "MEM:"$3"%";}} END { print "SUM MEM:"total1"%" }'
ps -eo pid,ppid,%mem,%cpu --sort -pcpu,+pmem | awk '{if ($4!=0){total2 += $4;print "CPU:"$4"%";}} END { print "SUM CPU:"total2"%" }'

sleep 3;
done&