Command Encyclopedia

Function Description: Display inode content. Syntax: stat&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [File or directory] Supplemental Note: Stat Displays the contents of the Inode in text format.

Feature Description: List x&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; The component defined by the server. Syntax: xlsatoms [-display< display number >][-format< output format >][-name< ingredient name >][-range< List Range] Supplemental Note: ...

Function Description: Test and display mtools settings. Syntax: mtoolstest Supplemental NOTE: Mtoolstest is a mtools tool instruction that can read and analyze Mtools configuration files and display results on the screen.

Function Description: Transfer files between UNIX systems. Syntax: uucp&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-CCDFJMRRTVW] [-g< Grade [-i< configuration file [-n< User] [-x< Type] [--help] [... source [Purpose] Supplemental Note: Uuc ...

Function Description: Query word. Syntax: look&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-ADF] [-t< character Tail string [Word First string] [Dictionary file] Supplemental Note: The look command is used in English word query. All you need to do is give it a string that you want to query, and it will show you the words that all the opening strings match that condition. Parameters: &nbs ...

Feature Description: Set password. Syntax: passwd&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-DKLS] [-u <-f>] [User name] Supplemental Note: The passwd directive allows the user to change his or her password, and the system administrator can use it to manage the user's password for the system. Only the manager can specify the user name, the general user can only change their password ...

Function Description: Delete user account. Syntax: userdel&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-R] [User Account] Supplemental Note: Userdel can delete user account and related files. If you do not add a parameter, only the user account is deleted without deleting the associated file. Parameters:-F Deletes the user login directory and all files in the directory.

Feature Description: Set timer. Syntax: crontab&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-u < user name] [Profile] or crontab [-u < user name >][-ELR] Supplemental Note: Cron is a resident service that provides timing ...

Function Description: Multiple Windows Management program. Syntax: screen&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-amrvx-ls-wipe] [D < Job title] [H < line number] [R < Job name] [S & ...]

Function Description: Dump the network transmission data. Syntax: tcpdump&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-ADEFLNNOPQSTVX] Number of [-c< Packets [-DD] [-DDD] [-f< Express Document [-i< Network Interface [-r< Packet File [-s<

Function Description: Displays the memory status. Syntax: &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp;free [-bkmotv][-s < interval seconds] Supplemental Note: Free instruction will show memory usage, including entity memory, virtual swap file memory, shared memory section, and buffer used by system core. Parameters:-b& ...

Function Description: Shut down the system swap area (swap&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp;area"). Syntax: Swapoff [device] Supplemental Note: Swapoff is actually a swapon symbolic connection that can be used to shut down the system's swap area.

Function Description: Check the damaged block in the disk appliance. Syntax: badblocks&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-SVW] [B < block size] [-o < output FILE] [Disk Appliance] [Disk block Count] [Start Block] Supplemental Note: The execution of the instructions must specify the disk device to be checked, and this installation ...

Function Description: Cutting file. Syntax: split&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [--help] [--version] [-<] [B < byte] [-C < byte] [L < number of lines] [File to be cut] [Output FILENAME] ...

Function Description: Check and delete the repeated occurrences in the text file. Syntax: uniq&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-CDU] [-f< Field] [-s< character position [-w< character position [--help] [--version] [Input file] [Output FILE] Supplemental Note: Uniq can check ...

Feature Description: Finds the specified string within the file. Egrep execution effects such as grep&http://www.aliyun.com/zixun/aggregation/37954.html ">NBSP;-E, using the syntax and parameters can refer to the grep instruction, Unlike grep is the way to interpret the string, Egrep is extended regular expression syntax to interpret, and grep ...

Function Description: Set up shell. Syntax: set&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [+-ABCDEFHHKLMNPPTUVX] Supplemental NOTE: The set instruction can set the execution mode of the shell used, and can be set according to different requirements. 　Parameter:-A indicates the modified variable for output to the environment variable. -b& ...

Feature Description: Log in to another group. Syntax: newgrp&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [Group name] Supplemental Note: The NEWGRP directive resembles the login instruction, when it is logged into the system again with the same account number, another group name. To use the NEWGRP command to switch groups, you must be a user of that group, otherwise you will not be able to log in to the specified group. Single user should be subordinate to ...

Function Description: http://www.aliyun.com/zixun/aggregation/3280.html > Modem Communication Program. Syntax: minicom [ -8lmmostz][-a<on or 0ff>][-c<on or off>][-c< file >][-d< number >][-p< analog terminals >][-S< Scrip ...

Feature Description: View the number of messages in the mailbox. Syntax: messages&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [Mail directory or file] Supplemental Note: Messages is actually a script file that can be used to check the number of messages in the mailbox. If you do not specify the mail directory or file parameter, the number of messages in the current inbox is displayed.