while read line;do ... rsh -l ... ... done < filename
如果rsh执行成功的话,while循环会在执行一次后就直接跳出。
如果修改为如下:
exec 3<filename while read line <&3;do ... rsh -l ... ... done
这样就会按照filename里面的row number执行循环。
while read line;do ... rsh -l ... ... done < filename
exec 3<filename while read line <&3;do ... rsh -l ... ... done