bash 命令刷新其他命令的输出
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时间：2020-09-18 00:10:00 来源:igfitidea点击:
Command to refresh output of other command
提问by Rfraile
If i have a command that each time give me a output, (a status, for example). How i can do it to refresh this output each 2 second, for example?. I remember that there are one command wich do it. Example:
如果我有一个命令，每次都会给我一个输出，（例如一个状态）。例如，我如何做到每 2 秒刷新一次此输出？我记得有一个命令可以做到这一点。例子：
cat /proc/mdstat
[======>..............] resync = 30.8% (150544832/488383936) finish=65.8min speed=85472K/sec
othercommand cat /proc/mdstat
Thanks
谢谢
回答by Dark Falcon
You're looking for the watchcommand.
您正在寻找watch命令。
