Linux OPS admin option overview and color representation

Admin options and colors for delegates

Basic format of the command line:

Command word "Options" "Parameter 1" "Parameter 2" ...

ls: View all files (under current directory);

-L: Display in long format;

-A: Displays all, containing hidden files that begin with a.

-D: Displays the properties of the directory itself (cannot be used alone, with L);

-H: Provides easy-to-read capacity units (cannot be used alone, with L);

-r: Indicates recursive display;

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mkdir: Create directory;

-P: Indicates that the parent directory is created together;

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CP: Copy;

-R: Recursive, there must be a secondary option when copying directories;

-P: Maintain the original file permissions, modification time and other file attributes unchanged;

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RM: Delete;

-I: Must be asked to delete, default already;

-R: Recursive deletion;

-F: Forced deletion (high priority);

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Yum Package Management:

Yum repolist: Column warehouse;

Yum list "Software name": : Column software;

Yum Clean all: clear cache;

Yum-y Install software name: installation software;

Yum-y Remove software name: Uninstall software;

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RPM Package Software Management:

RPM-Q: Check whether the package is loaded;

RPM-IVH software name. Version information. RPM;: installation of detailed software;

RPM-E software name. : Uninstalling software;

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Find: Search for files by criteria;

Format: Find "directory" "Condition 1"-a|-o "" Condition 2 "

-A: meet two conditions;

-O: Satisfies one of the conditions;

Common conditions indicate:

-type type (f,t,b,c )

-name Document Name

-size +|-File Size

-mtime +|-Modification Time

-user User Name

-group Group Name

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grep: Filter operation;

-V: Reversed, does not contain

-I: Ignore case

Common matching patterns:

-word; contains string word

-^word: Start with string word

-word$: End With string word

' ^$ ': Match blank line

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Tar: archive and compress;

-C: Create an archive;

-X: Release the archive;

-F: Specifies the name of the archive;

-z,-j,-j: Call the. gz,.bz2,.xz format tool for processing;

-T: Displays a list of files in the archive;

-P: Keep the absolute path of the file within the archive;

-C: Release the specified position;

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The representative of the color

Green: Represents an executable program;

Yellow Black Bottom: Device file;

Cyan: Shortcut

This article is from the Linux OPS blog, so be sure to keep this source http://13401400.blog.51cto.com/13391400/1977239

Linux OPS admin option overview and color representation