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apt-mark

file managementLinux/Unix
The apt-mark command is one of the most frequently used commands in Linux/Unix-like operating systems. apt-mark Sample fallback description for apt-mark
See ExamplesView Syntax

Quick Reference

Command Name:

apt-mark

Category:

file management

Platform:

Linux/Unix

Basic Usage:

apt-mark [options] [arguments]

Common Use Cases

  • 1

    Version locking

    Prevent specific packages from being upgraded to maintain stability

  • 2

    Dependency management

    Control which packages are marked as manually or automatically installed

  • 3

    System migration

    Export package selection states for replication on other systems

  • 4

    Package protection

    Protect critical packages from accidental removal during cleanup

Syntax

apt-mark [OPTION]... [FILE]...

Options

Option Description
-l Use a long listing format
-a Show hidden entries starting with .
-h Human-readable sizes
-R List subdirectories recursively

Examples

How to Use These Examples

The examples below show common ways to use the apt-mark command. Try them in your terminal to see the results. You can copy any example by clicking on the code block.

Basic Examples:

ls
List files in the current directory.
ls -l
List files in long format with details.
ls -a
List all files including hidden ones.

Advanced Examples:

ls -lah Detailed list with human-readable sizes. ls -R List directories recursively.

Try It Yourself

Practice makes perfect! The best way to learn is by trying these examples on your own system with real files.

Understanding Syntax

Pay attention to the syntax coloring: commands, options, and file paths are highlighted differently.

Notes

These are sample notes for the apt-mark command.

Tips & Tricks

1

Use the auto option to mark packages as automatically installed

2

Use the manual option to mark packages as manually installed

3

Use the install option to mark packages as installed

4

Use the remove option to mark packages as removed

5

Use the purge option to mark packages as purged

Common Use Cases

Version locking

Prevent specific packages from being upgraded to maintain stability

Dependency management

Control which packages are marked as manually or automatically installed

System migration

Export package selection states for replication on other systems

Package protection

Protect critical packages from accidental removal during cleanup

Troubleshooting

Hold problematic packages at working versions until bugs are fixed

Related Commands

These commands are frequently used alongside apt-mark or serve similar purposes:

apt
apt-get
dpkg
apt-cache
aptitude
apt-file
apt-key
Explore All Commands

Use Cases

1

Version locking

Prevent specific packages from being upgraded to maintain stability

2

Dependency management

Control which packages are marked as manually or automatically installed

3

System migration

Export package selection states for replication on other systems

4

Package protection

Protect critical packages from accidental removal during cleanup

5

Troubleshooting

Hold problematic packages at working versions until bugs are fixed

Learn By Doing

The best way to learn Linux commands is by practicing. Try out these examples in your terminal to build muscle memory and understand how the apt-mark command works in different scenarios.

See ExamplesTry Lab Exercises
$ apt-mark
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apt-mark - Linux Command Guide | LinuxConcept