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@podlom podlom/pps.sh forked from pavel-odintsov/pps.sh
Created Jun 25, 2015

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#!/bin/bash
INTERVAL="1" # update interval in seconds
if [ -z "$1" ]; then
echo
echo usage: $0 [network-interface]
echo
echo e.g. $0 eth0
echo
echo shows packets-per-second
exit
fi
IF=$1
while true
do
R1=`cat /sys/class/net/$1/statistics/rx_packets`
T1=`cat /sys/class/net/$1/statistics/tx_packets`
sleep $INTERVAL
R2=`cat /sys/class/net/$1/statistics/rx_packets`
T2=`cat /sys/class/net/$1/statistics/tx_packets`
TXPPS=`expr $T2 - $T1`
RXPPS=`expr $R2 - $R1`
echo "TX $1: $TXPPS pkts/s RX $1: $RXPPS pkts/s"
done
@podlom

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podlom commented Jun 25, 2015

Fixed syntax error:
$ /bin/bash -n ~/scripts/shell_scripts/pps.sh
/home/taras/scripts/shell_scripts/pps.sh: line 27: syntax error: unexpected end of file

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