Monitor Web Traffic From Linux Bash

Use freq of time for example 60 seconds!

I came across this on google search and wanted to try it out
Code Update Link For Example

app.box.com/s/y3agimth51ceh8b7n4e8tw8rps29qxy9

Code:

#!/bin/sh
#
# ./run.sh -f 60 -l /var/log/apache2/access.log
#
# ./run.sh -f 60 -l 1.txt
#
# /var/log/apache2/access.log
#
##############################################################################
# This script will monitor the number of lines in a log file to determine the
# number of requests per second.
#
# Example usage:
# reqs-per-sec -f 15 -i /var/www/http/access.log
#
# Author: Adam Franco
# Date: 2009-12-11
# License: http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
##############################################################################
#
# ./run.sh -f 60
#l='/var/log/apache2/access.log'
usage="Usage: `basename $0` -f <frequency in seconds, min 1, default 60> -l <log file>"

# Set up options
while getopts ":l:f:" options; do
 case $options in
 l ) logFile=$OPTARG;;
 f ) frequency=$OPTARG;;
 \? ) echo -e $usage
  exit 1;;
 * ) echo -e $usage
  exit 1;;

 esac
done

# Test for logFile
if [  ! -n "$logFile" ]
then
 echo -e $usage
 exit 1
fi

# Test for frequency
if [  ! -n "$frequency" ]
then
 frequency=60
fi

# Test that frequency is an integer
if [  $frequency -eq $frequency 2> /dev/null ]
then
 :
else
 echo -e $usage
 exit 3
fi

# Test that frequency is an integer
if [  $frequency -lt 1 ]
then
 echo -e $usage
 exit 3
fi

if [ ! -e "$logFile" ]
then
 echo "$logFile does not exist."
 echo
 echo -e $usage
 exit 2
fi

lastCount=`wc -l $logFile | sed 's/\([0-9]*\).*/\1/'`
while true
do
 newCount=`wc -l $logFile | sed 's/\([0-9]*\).*/\1/'`
 diff=$(( newCount - lastCount ))
 rate=$(echo "$diff / $frequency" |bc -l)
 echo $rate
 lastCount=$newCount
 sleep $frequency
done


From stackoverflow.com/questions/345546/how-to-get-requests-per-second-for-apache-in-linux

Also I Found This

You can use the formatting switches as follows:




You can mix and match the switches as required.
If you want to add a new line as part of the format string use the newline character as follows:

Code:

time -f "Elapsed Time = %E, Inputs %I, Outputs %O" <command>

You can mix and match the switches as required.
If you want to add a new line as part of the format string use the newline character as follows:

Code:

time -f "Elapsed Time = %E \n Inputs %I \n Outputs %O" <command>

linux.about.com/od/commands/fl/Run-A-Command-And-Return-Time-Statistics-Using-The-time-Command.htm

Even More

google.co.uk/#safe=off&q=linux+time+command



google.co.uk/#safe=off&q=using+bash+script++to+find+decent+rate+from+travel+time