发布时间：2014-06-11 11:52:27
功能：显示最近的登录记录。原理：last 搜索 /var/log/wtmp 文件；lastb 搜索 /var/log/btmp 文件。用法：-num This is a count telling last how many lines to show.-n num The same.-t YYYYMMDDHHMMSS Display the state of logins as of the specified time.-f file Specifies a file to sea.........【阅读全文】
