1 #!/bin/sh 2 # 3 # This is an example script for using netperf. Feel free to modify it 4 # as necessary, but I would suggest that you copy this one first. 5 # 6 # 7 # uncomment the next line if you think the script is broken 8 #set -x 9 10 11 if [ $# -gt 2 ]; then 12 echo "try again, correctly -> udp_rr_script hostname [CPU]" 13 exit 1 14 fi 15 16 if [ $# -eq 0 ]; then 17 echo "try again, correctly -> udp_rr_script hostname [CPU]" 18 exit 1 19 fi 20 21 # where the programs are 22 23 #NETHOME=/usr/local/netperf 24 #NETHOME="/opt/netperf" 25 NETHOME="." 26 27 # at what port will netserver be waiting? If you decide to run 28 # netserver at a differnet port than the default of 12865, then set 29 # the value of PORT apropriately 30 #PORT="-p some_other_portnum" 31 PORT="" 32 33 34 # The test length in seconds 35 36 TEST_TIME=60 37 38 # How accurate we want the estimate of performance: 39 # maximum and minimum test iterations (-i) 40 # confidence level (99 or 95) and interval (percent) 41 42 STATS_STUFF="-i 10,2 -I 99,10" 43 44 # The socket sizes that we will be testing - -1 means use default 45 # not much point in changing the socket buffer for a UDP request/ 46 # response test - unless you want to have requests/responses which 47 # are larger than the default 48 49 SOCKET_SIZES="-1" 50 51 # The send sizes that we will be using 52 53 RR_SIZES="1,1 64,64 100,200 1024,1024" 54 55 # if there are two parms, parm one it the hostname and parm two will 56 # be a CPU indicator. actually, anything as a second parm will cause 57 # the CPU to be measured, but we will "advertise" it should be "CPU" 58 59 if [ $# -eq 2 ]; then 60 REM_HOST=$1 61 LOC_CPU="-c" 62 REM_CPU="-C" 63 fi 64 65 if [ $# -eq 1 ]; then 66 LOC_CPU="" 67 REM_CPU="" 68 REM_HOST=$1 69 fi 70 71 # If we are measuring CPU utilization, then we can save beaucoup 72 # time by saving the results of the CPU calibration and passing 73 # them in during the real tests. So, we execute the new CPU "tests" 74 # of netperf and put the values into shell vars. 75 case $LOC_CPU in 76 \-c) LOC_RATE=`$NETHOME/netperf $PORT -t LOC_CPU`;; 77 *) LOC_RATE="" 78 esac 79 80 case $REM_CPU in 81 \-C) REM_RATE=`$NETHOME/netperf $PORT -t REM_CPU -H $REM_HOST`;; 82 *) REM_RATE="" 83 esac 84 85 # This turns-off the display headers 86 NO_HDR="-P 0" 87 88 for SOCKET_SIZE in $SOCKET_SIZES 89 do 90 for RR_SIZE in $RR_SIZES 91 do 92 echo 93 echo ------------------------------------------------------ 94 echo Testing with the following command line: 95 echo $NETHOME/netperf $PORT -l $TEST_TIME -H $REM_HOST $STATS_STUFF \ 96 $LOC_CPU $LOC_RATE $REM_CPU $REM_RATE -t UDP_RR --\ 97 -r $RR_SIZE -s $SOCKET_SIZE -S $SOCKET_SIZE 98 $NETHOME/netperf $PORT -l $TEST_TIME -H $REM_HOST $STATS_STUFF \ 99 $LOC_CPU $LOC_RATE $REM_CPU $REM_RATE -t UDP_RR $NO_HDR --\ 100 -r $RR_SIZE -s $SOCKET_SIZE -S $SOCKET_SIZE 101 done 102 done 103 echo 104
