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#!/bin/sh
SERVER=10.0.0.1
CLIENT=10.0.0.2
echo "setting up network..."
ifconfig lo 127.0.0.1
ifconfig eth0 $CLIENT txqueuelen 1000
echo "0" > /proc/sys/net/ipv4/tcp_timestamps
echo "0" > /proc/sys/net/ipv4/tcp_sack
echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
echo "262143" > /proc/sys/net/core/rmem_max
echo "262143" > /proc/sys/net/core/wmem_max
echo "262143" > /proc/sys/net/core/rmem_default
echo "262143" > /proc/sys/net/core/wmem_default
echo "262143" > /proc/sys/net/core/optmem_max
echo "100000" > /proc/sys/net/core/netdev_max_backlog
echo -n "waiting for server..."
/usr/bin/netcat -c -l -p 8000
BINARY=/benchmarks/netperf/netperf
TEST="TCP_STREAM"
SHORT_ARGS="-l -100k"
LONG_ARGS="-- -m 65536 -M 65536 -s 262144 -S 262144"
SHORT="$BINARY -H $SERVER -t $TEST $SHORT_ARGS"
LONG="$BINARY -H $SERVER -t $TEST $LONG_ARGS"
echo "starting test..."
echo "netperf warmup"
echo $SHORT
eval $SHORT
NUMCLNTS=`/sbin/m5 initparam`
[ "$NUMCLNTS" -eq "0" ] && NUMCLNTS=1
echo "netperf benchmark... starting $NUMCLNTS..."
lcv=0
while [ "$lcv" -lt "$NUMCLNTS" ]
do
echo $LONG
eval $LONG &
((lcv += 1))
done
ckpt=200000000
((ckpt = ckpt * 12/3 + 1000000000))
echo "configuring checkpointing at $ckpt..."
/sbin/m5 checkpoint $ckpt 2000000000
echo "done configuring checkpointing..."
sleep 100000
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