NAME

dmtcp_coordinater -- coordinates checkpoints among multiple processes.

SYNOPSIS

dmtcp_coordinater [OPTIONS]

DESCRIPTION

dmtcp_coordinator coordinates checkpoints among multiple processes.

OPTIONS

-p,

--coord-port port (environment variable DMTCP_COORD_PORT) Port to listen on (default: 7779)

--port-file filename

File to write listener port number. (Useful with --coord-port 0, which is used to assign a random port)

--ckptdir path (environment variable DMTCP_CHECKPOINT_DIR)

Directory to store dmtcp_restart_script.sh (default: ./)

--tmpdir path (environment variable DMTCP_TMPDIR)

Directory to store temporary files (default: env var TMDPIR or /tmp)

--exit-on-last

Exit automatically when last client disconnects

--exit-after-ckpt

Exit automatically after checkpoint is created

--daemon

Run silently in the background after detaching from the parent process.

-i,

--interval <val> (environment variable DMTCP_CHECKPOINT_INTERVAL) Time in seconds between automatic checkpoints (default: 0, disabled)

-q, --quiet

Skip copyright notice.

--help

Print this message and exit.

--version

Print version information and exit.

Commands for Coordinator

l: List connected nodes
s: Print status message
c: Checkpoint all nodes
i: Print current checkpoint interval
(To change checkpoint interval, use dmtcp_command)
k: Kill all nodes
q: Kill all nodes and quit
?: Show this message\

REPORTING BUGS

For bug reports or feature requests, please open an issue on our GitHub page.
DMTCP home page: http://dmtcp.github.io

SEE ALSO

dmtcp(1), dmtcp_coordinator(1), dmtcp_launch(1), dmtcp_restart(1), dmtcp_command(1)

AUTHOR

See /usr/share/doc/dmtcp-3.0.0/AUTHORS.

VERSION

DMTCP version 3.0.0 of November, 2017.

COPYRIGHT

See /usr/share/doc/dmtcp-3.0.0/COPYING file.

License LGPLv3+: GNU LGPL version 3 or later http://gnu.org/licenses/lgpl.html.

This program comes with ABSOLUTELY NO WARRANTY. This is free software, and you are welcome to redistribute it under certain conditions; see COPYING file for details.