CPU状态信息us,sy,ni,id,wa,hi,si,st含义

使用系统命令top即可看到如下类似信息： %Cpu(s): 0.1 us, 0.0 sy, 0.0 ni, 99.6 id, 0.2 wa, 0.0 hi, 0.0 si, 0.0 st 这些参数的含义为： us: is meaning of "user CPU time" sy: is meaning of "system CPU time" ni: is meaning of" nice CPU time" id: is meaning of "idle" wa: is meaning of "iowait" hi：is meaning of "hardware irq" si : is meaning of "software irq" st : is meaning of "steal time" us 用户空间占用CPU百分比 sy 内核空间占用CPU百分比 ni 用户进程空间内改变过优先级的进程占用CPU百分比 id 空闲CPU百分比 wa 等待输入输出的CPU时间百分比 hi 硬件中断 si 软件中断 st: 实时