msgb command (1)
msgb [-server HOST[:PORT]] [-score conf=SCORECONF_FILENAME] [-title TITLE] [-small]
The MessageBoard server process keeps track of cluster status. SCore-S
automatically locks hosts required to run a user parallel program. If
SCore-S fails to lock hosts, then program execution is aborted.
When the user program terminates, the lock is released.
msgb is an application written in Tcl/Tk (wish) to display
the current status on an X-window display. Here is the example of
The color of each cell shows the status of the corresponding host.
Blue means idle, and cells in another other color means busy.
The name of who locked the host, the time when the host was locked, and the
hostname are displayed in succession.
The possible command arguments are described below;
- -server HOST[:PORT]
Specifies the MessageBoard server hostanem and its port number. If these
command arguments are missing, the value of the shell environment
MSGBSERV is taken as the hostname (and the port
number, if any). The default port number is 8765.
- -score conf=SCORECONF_FILENAME
Specifies the filename which holds a list of hosts in a cluster.
If present, msgb displays the status in small, unnamed cells.
Clicking the left button of the mouse in the cell causes detailed information
to pop up.
Clicking the right button of the mouse causes a menu to pop up. Each menu
item is described below:
Selects the number of rows of hosts displayed in the window.
Whether to raise the window or not when the cluster status changes.
The interval between displaying each item of host information.
- Save Setting
Save the above settings.
- SEE ALSO
Real World Computing Partnership
Parallel Distributed System Software Tsukuba Laboratory
$Id: msgb.html,v 1.9 1998/06/12 03:06:39 hori Exp $