我注意到在Solaris ksh中支持tail +2,但是在Red Hat Linux中,会出现一个错误:tail: cannot open `+2' for reading: No such file or directorybjbldd>> ps -p 2622,16589,11719,8460:00 xterm
846 pts/180 0:00 csc
bash: 4.3.42(1)-release (x86_64-pc-linux-gnu)# This is myscript.shps aux | grep [m]yscript # B => returns only one'tom 31836 0.0 0.017656 3132 pts/25 S+