netperf-stream-nt-client.rcS revision 2011:3aa85909e087 
1#!/bin/sh
2SERVER=10.0.0.1
3CLIENT=10.0.0.2
4
5echo "setting up network..."
6ifconfig lo 127.0.0.1
7ifconfig eth0 $CLIENT txqueuelen 1000
8
9echo "0" > /proc/sys/net/ipv4/tcp_timestamps
10echo "0" > /proc/sys/net/ipv4/tcp_sack
11echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
12echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
13echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
14echo "262143" > /proc/sys/net/core/rmem_max
15echo "262143" > /proc/sys/net/core/wmem_max
16echo "262143" > /proc/sys/net/core/rmem_default
17echo "262143" > /proc/sys/net/core/wmem_default
18echo "262143" > /proc/sys/net/core/optmem_max
19echo "100000" > /proc/sys/net/core/netdev_max_backlog
20
21echo -n "waiting for server..."
22/usr/bin/netcat -c -l -p 8000
23
24BINARY=/benchmarks/netperf/netperf
25TEST="TCP_STREAM"
26SHORT_ARGS="-l -100k"
27LONG_ARGS="-- -m 65536 -M 65536 -s 262144 -S 262144"
28
29
30SHORT="$BINARY -H $SERVER -t $TEST $SHORT_ARGS"
31LONG="$BINARY -H $SERVER -t $TEST $LONG_ARGS"
32
33echo "starting test..."
34echo "netperf warmup"
35echo $SHORT
36eval $SHORT
37NUMCLNTS=`/sbin/m5 initparam`
38[ "$NUMCLNTS" -eq "0" ] && NUMCLNTS=1 
39
40echo "netperf benchmark... starting $NUMCLNTS..."
41lcv=0
42
43while [ "$lcv" -lt "$NUMCLNTS" ]
44do
45    echo $LONG
46    eval $LONG &
47    ((lcv += 1))
48done
49
50ckpt=200000000
51((ckpt = ckpt * 12/3 + 1000000000))
52
53echo "configuring checkpointing at $ckpt..."
54/sbin/m5 checkpoint $ckpt 2000000000
55echo "done configuring checkpointing..."
56sleep 100000
57