Euskaltel Cable Speed

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Euskaltel Cable - Comprobación de velocidad

Dos IPs sobre mismo modem cable (linux)
ping no válido (respuesta sale y vuelve a través del modem)
envío-simple usa enviar->rebote->recibir, TCP confirma

Two IPs over same cable modem (linux)
ping not valid (return goes out through modem and returns)
single-send uses send->reflect->receive, TCP confirmation

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<?plugin OldStyleTable | KB || sec | 30 | 0.38 | 0.38 | 50 | 0.56 | 0.61 | 60 | 0.62 | 0.64 | 70 | 1.24 | 1.24 | 100 | 1.29 | 1.28 | 200 | 4.23 | 4.19 | 300 | 6.11 | 7.42 ?>

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<?plugin PhpHighlight

time dd if=/dev/urandom bs=1000 count=60 | nc $REMOTEIP 1111

?>

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<?plugin PhpHighlight

2. remote

for f in `seq 2001 2010` ; do ( nc -l -p $f > /dev/null & ) ; done

2. local

REMOTEIP=....

cat > t1 <<EOF

1. !/bin/bash

time dd if=/dev/urandom bs=1000 count=30 | nc $REMOTEIP \$1 EOF

for f in `seq 2001 2010` ; do ( ./t1 $f & ) ; sleep 1 ; done

killall nc

ps xa kill `seq $pid2001 $pid2010`

?>

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<?plugin OldStyleTable |v KB |||||||||||| sec

    | +0   | +1   | +2   | +3   | +4   | +5   | +6   | +7   | +8   | +9   | final       | speed

| 20 | 0.02 | 0.02 | 0.03 | 0.01 | 0.39 | 0.02 | 0.02 | 0.02 | 0.01 | 0.03 | 200K/9.03s | 177Kbps | 30 | 0.43 | 0.39 | 0.40 | 0.40 | 0.39 | 0.45 | 0.38 | 0.39 | 0.37 | 0.40 | 300K/9.40s | 255Kbps | 50 | 0.72 | 1.21 | 1.82 | 2.28 | 3.06 | 2.88 | 4.03 | 4.15 | 5.65 | 4.66 | 500K/13.66s | 292Kbps | 60 | 1.07 | 1.98 | 3.02 | 4.20 | 5.06 | 5.85 | 6.40 | 6.89 | 6.98 | 8.06 | 600K/17.06s | 281Kbps ?>

date: 20040104-092236

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