dmtcp_coordinator man page

dmtcp_coordinater -- coordinates checkpoints between multiple processes.

Synopsis

dmtcp_coordinater [Options]

Description

dmtcp_coordinator coordinates checkpoints between 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-2.4.0-rc4/AUTHORS.

Version

DMTCP version 2.4.0-rc4 of March 2014.

Referenced By

dmtcp_command(1), dmtcp_launch(1), dmtcp_restart(1).

March 2014 Distributed MultiThreaded CheckPointing