bwbar (8) Linux Manual Page
bwbar – create a textual and graphical readout of current bandwidth usage
Synopsis
bwbar [ –input|-i ] [ –output|-o ] [ –directory|-d directory ] [ –text-file|-t file ] [ –png-file|-p file ] [ –interval|-t seconds ] [ –width|-x pixels ] [ –height|-y pixels ] [ –border|-b pixels ] [ –kbps|-k ] [ –Mbps|-M ] [ –Gbps|-G ] [ –help|-h ] interface max-Mbps
Description
This manual page briefly documents the bwbar program. bwbar is a simple daemon which creatse a readout of current bandwidth usage, generally for inclusion on a webpage. The output appear in both a text file and a PNG format bargraph in the specified output directory, and is based on data gathered from the specified device and the specified maximum bandwidth.
Options
- –input|-i
- Measure the input bandwidth
- –output|-o
Measure output bandwidth (default)- –directory|-d
Specify the output directory- –text-file|-f
Specify the name of the text-format ouput file (defaults to "ubar.txt")- –png-file|-p
Specify the name of the PNG-format output file (defaults to "ubar.png")- –interval|-t
Set the poll interval in seconds (defaults to 15 seconds)- –width|-x
Set the width of the graphical bar (defaults to 600 pixels)- –height|-y
Set the height of the graphical bar (defaults to 4 pixels)- –border|-b
Set the border width of the graphical bar (defaults to 1 pixel)- –kbps|-k
Set the units of bandwidth measure to kilobits/second- –Mbps|-M
Set the units of bandwidth measure to megabits/second (default)- –Gbps|-G
Set the units of bandwidth measure to gigabits/second- –Daemon|-D
Run as daemon- –help|-h
Online help
Author
bwbar was written by Peter Anvin <hpa [at] zytor.com>.
This manual page was prepared by Nick Rusnov <nickrusnov [at] debian.org> for the Debian Project.