coredumpctl:tldr:4f6c5
The command "coredumpctl debug ${program}" is used to debug a specific program using a core dump file.
Here's an explanation of each component of the command:
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"coredumpctl": This is a command-line tool available in some Linux distributions, particularly those using Systemd. It is used to manage and debug core dump files.
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"debug": It is an option provided by "coredumpctl" to trigger the debug mode.
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"${program}": This is a placeholder for the name of the program you want to debug. You need to replace "${program}" with the actual name of the program you want to analyze. For example, if you want to debug a program called "myapp", you would replace "${program}" with "myapp".
To use this command, you need to have a core dump file generated for the program you want to debug. A core dump is a file created when a program crashes or is terminated abnormally. It contains information about the state of the program at the time of the crash. The core dump can be found in a specific directory, depending on your system configuration.
By running the "coredumpctl debug" command with a specific program name, you open the core dump file associated with that program in a debugger. This allows you to inspect the program's state, variables, stack trace, and other relevant information to investigate the cause of the crash or unexpected behavior.
Note that the availability and usage of "coredumpctl" may differ based on your Linux distribution and system configuration.