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Full Discussion: AWK: how to get average based on certain column
Top Forums Shell Programming and Scripting AWK: how to get average based on certain column Post 302507517 by bartus11 on Thursday 24th of March 2011 05:49:48 AM
Old 03-24-2011
Code:
awk '{a[$2]+=$1;b[$2]++}END{print "country\tsum\tavg\tnum";for (i in a){print i"\t"a[i]"\t"a[i]/b[i]"\t"b[i]}}' file

 

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LEARN ABOUT DEBIAN

flowtop

flowtop(8)							netsniff-ng-toolkit							flowtop(8)

NAME

       flowtop - provide top-like netfilter connection tracking information

SYNOPSIS

       flowtop [--city-db <path>][--country-db <path>] [-T|--tcp][-U|--udp][-v|--version][-h|--help]

DESCRIPTION

       flowtop is a tiny tool to print human-readable netfilter connection tracking information.

EXAMPLES

       flowtop
	   Show only TCP flows

       flowtop --udp
	   Show only UDP flows

       flowtop --city-db /usr/share/GeoIP/GeoIPCity.dat
	   Use the specified GeoIP city database

       flowtop --country-db /usr/share/GeoIP/GeoIP.dat
	   Use the specified GeoIP country database

OPTIONS

       -T|--tcp
	   Only show TCP flows (default)

       -U|--udp
	   Only show UDP flows

       -s|--show-src
	   Also include flow source in top output

       --city-db
	   Path to GeoIP city database

       --country-db
	   Path to GeoIP country database

       -v|--version
	   Print version.

       -h|--help
	   Print help text and lists all options.

AUTHOR

       Written by Daniel Borkmann <daniel@netsniff-ng.org>

DOCUMENTATION

       Documentation by Emmanuel Roullit <emmanuel@netsniff-ng.org>

BUGS

       Please report bugs to <bugs@netsniff-ng.org>

								    2012-06-29								flowtop(8)
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