取CPU占用最高的进程ID
取进程ID
ps aux|grep "^www "|awk '{print $3" " $2}'|sort|tail -n 1|awk '{print $2}'
#或
ps auxw --sort=%cpu|awk '{print $3" "$2}'|tail -n 1|awk '{print $2}'
你懂的:)
跟踪该进程的动作
strace -p `ps aux|grep "^www "|awk '{print $3" " $2}'|sort|tail -n 1|awk '{print $2}'`
