dmtcp_coordinator1
Usage
dmtcp_coordinater [OPTIONS]
Overview
dmtcp_coordinator coordinates checkpoints among multiple processes.
Options
-p,-
--coord-portport (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)
|
Directory to store dmtcp_restart_script.sh (default: ./) |
|---|---|
|
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
Version
DMTCP version 3.0.0 of November, 2017.
Releases
3 releases since Debian 7 (Wheezy); the text changed 2 times.
--daemon since Debian 8 (Jessie);
--exit-after-ckpt since Debian 8 (Jessie);
--exit-on-last since Debian 8 (Jessie);
--help since Debian 8 (Jessie);
--port-file since Debian 8 (Jessie);
--quiet since Debian 8 (Jessie);
--version since Debian 8 (Jessie);
-q since Debian 8 (Jessie).