COREDUMPCTL(1) coredumpctl COREDUMPCTL(1) NAME coredumpctl - Retrieve coredumps from the journal SYNOPSIS coredumpctl [OPTIONS...] {COMMAND} [PID|COMM|EXE|MATCH...] DESCRIPTION coredumpctl may be used to retrieve coredumps from systemd-journald(8). OPTIONS The following options are understood: --no-legend Do not print column headers. -1 Show information of a single coredump only, instead of listing all known coredumps. -F, --field= Print all possible data values the specified field takes in matching coredump entries of the journal. -o, --output=FILE Write the core to FILE. -h, --help Print a short help text and exit. --version Print a short version string and exit. --no-pager Do not pipe output into a pager. The following commands are understood: list List coredumps captured in the journal matching specified characteristics. If no command is specified, this is the implied default. info Show detailed information about coredumps captured in the journal. dump Extract the last coredump matching specified characteristics. The coredump will be written on standard output, unless an output file is specified with -o/--output. gdb Invoke the GNU debugger on the last coredump matching specified characteristics. MATCHING A match can be: PID Process ID of the process that dumped core. An integer. COMM EXAMPLES Example 1. List all the coredumps of a program named foo # coredumpctl list foo Example 2. Invoke gdb on the last coredump # coredumpctl gdb Example 3. Show information about a process that dumped core, matching by its PID 6654 # coredumpctl info 6654 Example 4. Extract the last coredump of /usr/bin/bar to a file named bar.coredump # coredumpctl -o bar.coredump dump /usr/bin/bar SEE ALSO systemd-coredump(8), coredump.conf(5), systemd-journald.service(8), gdb(1) systemd 219 COREDUMPCTL(1)