---
name: "dmtcp_command"
section: "1"
platform: "linux"
package: "dmtcp"
version: "4.2.0-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/dmtcp_command"
---

# dmtcp\_command(1)

## NAME

**dmtcp\_command** -- send a command to the DMTCP coordinator remotely.

## SYNOPSIS

**dmtcp\_commmand** \[*OPTIONS*\] *command* \[*command...*\]

## DESCRIPTION

**dmtcp\_command** is a tool to send user commands to the  DMTCP coordinator remotely.

## OPTIONS

- **-h**, **--coord-host** *hostname* (environment variable DMTCP\_COORD\_HOST)

   Hostname where **dmtcp\_coordinator** is run (default: localhost)

- **-p**, **--port** *port* (environment variable DMTCP\_PORT)

   Port where **dmtcp\_coordinator** is run (default: 7779)

- **--quiet**

   Skip copyright notice

- **--help**

   Print this message and exit.

- **--version**

   Print version information and exit.

### Commands for Coordinator

- **-s** **--status**

   Print status message

- **-c**, **--checkpoint**

   Checkpoint all nodes

- **-bc**, **--bcheckpoint**

   Checkpoint all nodes, blocking until done

- **-i**, **--interval** *\<val\>*

   Update ckpt interval to \<val\> seconds (0=never)

- **-k**, **--kill**

   Kill all nodes

- **-q**, **--quit**

   Kill all nodes and quit

## REPORTING BUGS

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

## SEE ALSO

[**dmtcp**(1)](/dmtcp/1.md), [**dmtcp\_coordinator**(1)](/dmtcp_coordinator/1.md), [**dmtcp\_launch**(1)](/dmtcp_launch/1.md), [**dmtcp\_restart**(1)](/dmtcp_restart/1.md), [**dmtcp\_command**(1)](/dmtcp_command/1.md)

## 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.