isag(1)
NAME
isag - Interactive System Activity Grapher
SYNOPSIS
isag [-p datafiles_path] [-c config_file] [-ght gr_height] [-gwd gr_width]
DESCRIPTION
The isag command graphically displays the system activity data stored
in a binary data file by a previous sar run. The isag command invokes
sar to extract the data to be plotted.
The data are processed using sar command and slightly transformed to
tabular format, and then this format is visualized using gnuplot program.
OPTIONS
- -p datafiles_path
- Specify the pathname where are located the daily data files.
Default path is: /var/log/sysstat - -c config_file
- Specify the configuration file used by the isag command. The contents of this file may depend on isag version number. Default config file is: $HOME/.isag.cfg.
- -ght gr_height
- Specify the height of the chart area. Default value is: 400.
- -gwd gr_width
- Specify the width of the chart area. Default value is: 720.
CONFIG FILE
As mentioned above there is a config file. There are stored following
values:
last showed graph
y limits for each kind of graph
It seems usefull, because new run doesn't need new settings to obtain
same scale.
PREREQUSITIES
Here is list of prerequsities including versioning and built-in features.
Tcl/Tk Version 8.0 or newer.
- gnuplot
- Gnuplot must have a tkcanvas display.
AUTHOR
D. Doubrava 2000, 2002 e-mail: linux_monitor(at)volny(dot)cz
HTTP Site: http://www.volny.cz/linux_monitor/isag/index.html
SEE ALSO
- sar (1), sadc (8).