configs/boot/netperf-maerts-client.rcS

   1 #!/bin/sh
   2 SERVER=10.0.0.1
   3 CLIENT=10.0.0.2
   4
   5 echo "setting up network..."
   6 ifconfig lo 127.0.0.1
   7 ifconfig eth0 $CLIENT txqueuelen 1000
   8
   9 echo "0" > /proc/sys/net/ipv4/tcp_timestamps
  10 echo "0" > /proc/sys/net/ipv4/tcp_sack
  11 echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
  12 echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
  13 echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
  14 echo "262143" > /proc/sys/net/core/rmem_max
  15 echo "262143" > /proc/sys/net/core/wmem_max
  16 echo "262143" > /proc/sys/net/core/rmem_default
  17 echo "262143" > /proc/sys/net/core/wmem_default
  18 echo "262143" > /proc/sys/net/core/optmem_max
  19 echo "100000" > /proc/sys/net/core/netdev_max_backlog
  20
  21 echo -n "waiting for server..."
  22 /usr/bin/netcat -c -l -p 8000
  23
  24 BINARY=/benchmarks/netperf-bin/netperf
  25 TEST="TCP_MAERTS"
  26 SHORT_ARGS="-l -100k"
  27 LONG_ARGS="-k16384,0 -K16384,0 -- -m 65536 -M 65536 -s 262144 -S 262144"
  28
  29
  30 SHORT="$BINARY -H $SERVER -t $TEST $SHORT_ARGS"
  31 LONG="$BINARY -H $SERVER -t $TEST $LONG_ARGS"
  32
  33 echo "starting test..."
  34 echo "netperf warmup"
  35 echo $SHORT
  36 eval $SHORT
  37 NUMCLNTS=`/sbin/m5 initparam`
  38 [ "$NUMCLNTS" -eq "0" ] && NUMCLNTS=1
  39
  40 echo "netperf benchmark... starting $NUMCLNTS..."
  41 lcv=0
  42
  43 while [ "$lcv" -lt "$NUMCLNTS" ]
  44 do
  45     echo $LONG
  46     eval $LONG &
  47     ((lcv += 1))
  48 done
  49
  50 ckpt=200000000
  51 ((ckpt = ckpt * 12/3 + 600000000))
  52
  53 echo "configuring checkpointing at $ckpt..."
  54 /sbin/m5 checkpoint $ckpt 2000000000
  55 echo "done configuring checkpointing..."
  56 sleep 100000
  57