ps -ef的TTY是什么

在ps -ef命令中，TTY表示该进程所连接的终端设备。终端设备是用户与计算机进行交互的界面，例如控制台或终端窗口。TTY列显示了进程所关联的终端设备的名称或设备号。通过TTY可以确定一个进程是在哪个终端上运行的。<em>1</em><em>2</em><em>3</em>
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