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@evgenypim evgenypim/pps.sh forked from pavel-odintsov/pps.sh
Last active Nov 3, 2015

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pps.sh for habrahabr
#!/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/$IF/statistics/rx_packets)"
T1="$(<cat /sys/class/net/$IF/statistics/tx_packets)"
sleep $INTERVAL
R2="$(<cat /sys/class/net/$IF/statistics/rx_packets)"
T2="$(<cat /sys/class/net/$IF/statistics/tx_packets)"
TXPPS="$(expr $T2 - $T1)"
RXPPS="$(expr $R2 - $R1)"
echo "TX $IF: $TXPPS pkts/s RX $IF: $RXPPS pkts/s"
done
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