ttytty

is the modification after the current is in effectThe Linux help file has the man, in fact, is the abbreviation of manual, the same Linux is to follow the rules can be abbreviated shorthand.View Help information with man[Email protected]_basic ~] #man TTYTTY (1) User Commands TTY (1)NAMETty-print the file name of the terminal connected to standard inputSynopsisTTY [OPTION] ...DESCRIPTIONPrint the file name of the terminal connected to standard input.

◆ F-flags Long MODE flag ◆ G-pgrp Process Group ID ◆ G-tpgid: Control tty Process Group ID ◆ J-cutime cumulative user time ◆ J-cstime cumulative system time ◆ K-utime user time ◆ K-stime system time ◆ Number of m-min_flt secondary page errors ◆ Number of M-maj_flt Main Page errors ◆ N-cmin_flt accumulative secondary page Error ◆ N-cmaj_flt accumulative Main Page Error ◆ O-session dialog ID ◆ P-pid process ID ◆ P-ppid parent process ID ◆ R-rss resident size ◆ R-resident page ◆ S-size memory size

cmaj_flt accumulative Key page ErrorO sessionDialog IDP PIDProcess IDP ppidParent process IDR RSSResident sizeR resident pageS sizeMemory size (kilobytes)S shareNumber of shared page locationsT ttyTty secondary device numberT start_time process start timeU uidUIDU userUser NameV vsizeTotal number of local virtual memory (bytes)Y priority kernel scheduling priority ====================== PS aux or lax output ========== 2. Explanation of PS aux or lax

switch between virtual terminals, these Terminal devices are recorded in the/dev/directory. [root@xuexi ~]# ls /dev/ttytty tty12 tty17 tty21 tty26 tty30 tty35 tty4 tty44 tty49 tty53 tty58 tty62 ttyS0 tty0 tty13 tty18 tty22 tty27 tty31 tty36 tty40 tty45 tty5 tty54 tty59 tty63 ttyS1 tty1 tty14 tty19 tty23 tty28 tty32 tty37 tty41 tty46 tty50 tty55 tty6 tty7 ttyS2 tty10 tty15 tty2 tty24 tty29 tty33 tt

remote login (TELNET,SSH, etc.)egTTY View650) this.width=650; "Src=" Http://s5.51cto.com/wyfs02/M01/86/F2/wKiom1fPfZHxjlVkAABNtyfkrWI783.png-wh_500x0-wm_3 -wmp_4-s_2344159313.png "title=" 1.png "alt=" Wkiom1fpfzhxjlvkaabntyfkrwi783.png-wh_50 "/>Serial port terminal (/DEV/TTYSN)The serial port terminal (Serial Port Terminal) is a terminal device connected using a computer serial port. The computer sees each serial port as a character device. For a while these serial port devices are often referr

external command: [[Emailprot Ected] ~]# type Ttytty is hashed (/usr/bin/tty) Run command: Command format: Commmand [Options ...] [Arguments parameters ...] Options: One or more features of the command that the user enables or turns off short options:-C, for example:-L,-H Multiple short options can be combined, for example:-L,-H, can be written:-lh [[emailprotected] ~]# ls-l-H Total 72K -rw-------1 root root 1.3K mar 16:47 anaconda-ks.cfg d