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