vpcd (8) - Linux Manuals

vpcd: virtual power control daemon

NAME

vpcd - virtual power control daemon

SYNOPSIS

vpcd [--port PORT]

DESCRIPTION

vpcd is a test program for PowerMan which emulates a remote power control device. It can be run interactively by the powerman daemon, or it can listen on a port of your choosing.

OPTIONS

-p, --port PORT
Instructs vpcd to listen for connections on the specified port instead of using stdin/stdout. Only one connection will be accepted.

INTERACTIVE COMMANDS

The following commands are available at the vpcd> prompt:
login
The login command must br run before any of the other commands will work. No username or password is required.
logoff
Return vpcd to the initial state.
stat PLUG|*
Show the power status of PLUG. If PLUG is ``*'', perform this action on all plugs.
beacon PLUG|*
Show the beacon status of PLUG. If PLUG is ``*'', perform this action on all plugs.
temp PLUG|*
Show the temperature of the node attached to PLUG. If PLUG is ``*'', perform this action on all plugs.
spew COUNT
Print COUNT 80-char lines. This is the basis of a buffer handling test.
on PLUG|*
Turn on PLUG. If PLUG is ``*'', perform this action on all plugs.
off PLUG|*
Turn off PLUG. If PLUG is ``*'', perform this action on all plugs.
flash PLUG|*
Light the beacon on PLUG. If PLUG is ``*'', perform this action on all plugs.
unflash PLUG|*
Unlight the beacon on PLUG. If PLUG is ``*'', perform this action on all plugs.
reset PLUG|*
Reset the node attached to PLUG. If PLUG is ``*'', perform this action on all plugs.

FILES

/usr/sbin/vpcd

ORIGIN

PowerMan was originally developed by Andrew Uselton on LLNL's Linux clusters. This software is open source and distributed under the terms of the GNU GPL.