Warning: bad syntax, perhaps a

Warning: bad syntax, perhaps a

Warning: bad syntax, perhaps a bogus '-'? See /usr/share/doc/procps-3.2.3/FAQ

我执行某些命令如 ps -x
返回的结果第一行是:Warning: bad syntax, perhaps a bogus '-'? See /usr/share/doc/procps-3.2.3/FAQ
然后才是命令结果
这是怎么回事!!!!!
怎样解决!!
谢谢!!!!
人家让你“See /usr/share/doc/procps-3.2.3/FAQ ” 那你就 See See 嘛。

ps x , 不要 -