systemd-coredumpctl (1) Linux Manual Page
systemd-coredumpctl – Retrieve coredumps from the journal
Synopsis
- systemd-coredumpctl [OPTIONS…] {COMMAND} [PID|COMM|EXE|MATCH…]
Description
systemd-coredumpctlOptions
The following options are understood: -h, –help
- Print a short help text and exit.
–version
- Print a short version string and exit.
-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.
–no-pager
- Do not pipe output of list into a pager.
–no-legend
- Do not print the column headers.
The following commands are understood:
list
- List coredumps captured in the journal matching specified characteristics.
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
Match can be: PID
- Process ID of the process that dumped core. An integer.
COMM
- Name of the executable (matches COREDUMP_COMM=). Must not contain slashes.
EXE
- Path to the executable (matches COREDUMP_EXE=). Must contain at least one slash.
MATCH
- General journalctl predicates (see journalctl(1)). Must contain an equals sign.