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tldr/pages/linux/coredumpctl.md
Managor 154c833f51
gdb, coredumpctl: add prompt skip examples (#15727) 
* Update gdb.md

* Update coredumpctl.md

* Update gdb.md

* Update coredumpctl.md

* Update pages/linux/coredumpctl.md

Co-authored-by: Machiavelli <145562237+MachiavelliII@users.noreply.github.com>

---------

Co-authored-by: Machiavelli <145562237+MachiavelliII@users.noreply.github.com>
2025-02-13 10:27:12 +08:00

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coredumpctl

Retrieve and process saved core dumps and metadata. More information: https://www.freedesktop.org/software/systemd/man/coredumpctl.html.

  • List all captured core dumps:

coredumpctl

  • List captured core dumps for a program:

coredumpctl list {{program}}

  • Show information about the core dumps matching a program with PID:

coredumpctl info {{PID}}

  • Invoke debugger using the last core dump:

coredumpctl debug

  • Invoke debugger using the last core dump of a program:

coredumpctl debug {{program}}

  • Extract the last core dump of a program to a file:

coredumpctl --output={{path/to/file}} dump {{program}}

  • Skip debuginfod and pagination prompts and then print the backtrace when using gdb:

coredumpctl debug --debugger-arguments="-iex 'set debuginfod enabled on' -iex 'set pagination off' -ex bt"