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DMTCP_COORDINATOR(1) Distributed MultiThreaded CheckPointing DMTCP_COORDINATOR(1)

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

Report bugs to: dmtcp-forum@lists.sourceforge.net
DMTCP home page: <http://dmtcp.sourceforge.net>

SEE ALSO

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

AUTHOR

See /usr/share/doc/dmtcp-2.6.0/AUTHORS.

VERSION

DMTCP version 2.6.0 of July, 2019.

COPYRIGHT

See /usr/share/doc/dmtcp-2.6.0/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.

July, 2019 Distributed MultiThreaded CheckPointing