shell 脚本查看流量
while [ $i -le 100000 ]; do send_l=$send_nrecv_l=$recv_n
sleep 1
send_n=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`
recv_n=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'`
i=`expr $i + 1`
send_r=`expr $send_n - $send_l`
recv_r=`expr $recv_n - $recv_l`
total_r=`expr $send_r + $recv_r`
send_ra=`expr \( $send_n - $send_o \) / $i`
recv_ra=`expr \( $recv_n - $recv_o \) / $i`
total_ra=`expr $send_ra + $recv_ra`
sendn=`ifconfig $eth_name | grep bytes | awk -F \( '{print $3}' | awk -F \) '{print $1}'`
recvn=`ifconfig $eth_name | grep bytes | awk -F \( '{print $2}' | awk -F \) '{print $1}'`
clear
echo "=================================================="
echo"Last second: Send rate: $send_r Bytes/secRecv rate: $recv_r Bytes/secTotal rate: $total_r Bytes/sec"
echo"Average value: Send rate: $send_ra Bytes/secRecv rate: $recv_ra Bytes/secTotal rate: $total_ra Bytes/sec"
echo"Total traffic after startup: Send traffic: $sendnRecv traffic: $recvn"
echo "=================================================="
done
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