msgb

display the locking status of a cluster More...

SYNOPSIS

msgb -group HOSTGROUP

DESCRIPTION

The msgb program is to display the locking status of compute hosts specified with the HOSTGROUP argument. The host locking information is managed by the msgbserv(8) daemon process. Cluster hosts can be locked by the scout(1), or msgblock(1) command.

This program is written in the Tcl/Tk programming language and it can also accept typical X-window application programs. For example, the -g option is to specify the geometory of the msgb window.
If the DISPLAY environment is not set properly, then the msgb program output the locking status in plain text.

ENVIRONMENT

DISPLAY

X-Window system server

SCBDSERV

Scoreboard server

SEE ALSO

scorehosts(1), scout(1), msgblock(1), scorehosts.db(5), scoreboard(8), msgbserv(8).
CREDIT
This document is a part of the SCore cluster system software developed at PC Cluster Consortium, Japan. Copyright (C) 2003-2008 PC Cluster Consortium.