100 lines
2.7 KiB
Bash
100 lines
2.7 KiB
Bash
#!/bin/sh
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#
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# This is an example script for using netperf. Feel free to modify it
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# as necessary, but I would suggest that you copy this one first.
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# This script performs various UDP unidirectional stream tests.
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#
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if [ $# -gt 2 ]; then
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echo "try again, correctly -> udp_stream_script hostname [CPU]"
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exit 1
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fi
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if [ $# -eq 0 ]; then
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echo "try again, correctly -> udp_stream_script hostname [CPU]"
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exit 1
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fi
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# where the programs are
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#NETHOME=/usr/local/netperf
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#NETHOME="/opt/netperf"
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NETHOME="."
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# at what port will netserver be waiting? If you decide to run
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# netserver at a differnet port than the default of 12865, then set
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# the value of PORT apropriately
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#PORT="-p some_other_portnum"
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PORT=""
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# The test length in seconds
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TEST_TIME=60
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# How accurate we want the estimate of performance:
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# maximum and minimum test iterations (-i)
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# confidence level (99 or 95) and interval (percent)
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STATS_STUFF="-i 10,2 -I 99,10"
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# The socket sizes that we will be testing. This should be a list of
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# integers separated by spaces
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SOCKET_SIZES="32768"
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# The send sizes that we will be using. Using send sizes that result
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# in UDP packets which are larger than link size can be a bad thing to do.
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# for FDDI, you can tack-on a 4096 data point
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SEND_SIZES="64 1024 1472"
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# if there are two parms, parm one it the hostname and parm two will
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# be a CPU indicator. actually, anything as a second parm will cause
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# the CPU to be measured, but we will "advertise" it should be "CPU"
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if [ $# -eq 2 ]; then
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REM_HOST=$1
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LOC_CPU="-c"
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REM_CPU="-C"
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fi
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if [ $# -eq 1 ]; then
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LOC_CPU=""
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REM_CPU=""
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REM_HOST=$1
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fi
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# If we are measuring CPU utilization, then we can save beaucoup
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# time by saving the results of the CPU calibration and passing
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# them in during the real tests. So, we execute the new CPU "tests"
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# of netperf and put the values into shell vars.
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case $LOC_CPU in
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\-c) LOC_RATE=`$NETHOME/netperf $PORT -t LOC_CPU`;;
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*) LOC_RATE=""
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esac
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case $REM_CPU in
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\-C) REM_RATE=`$NETHOME/netperf $PORT -t REM_CPU -H $REM_HOST`;;
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*) REM_RATE=""
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esac
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# This will tell netperf that headers are not to be displayed
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NO_HDR="-P 0"
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for SOCKET_SIZE in $SOCKET_SIZES
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do
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for SEND_SIZE in $SEND_SIZES
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do
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echo
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echo ------------------------------------------------------
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echo Testing with the following command line:
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echo $NETHOME/netperf $PORT -l $TEST_TIME -H $REM_HOST $STATS_STUFF \
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$LOC_CPU $LOC_RATE $REM_CPU $REM_RATE -t UDP_STREAM -- \
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-m $SEND_SIZE -s $SOCKET_SIZE -S $SOCKET_SIZE
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$NETHOME/netperf $PORT -l $TEST_TIME -H $REM_HOST $STATS_STUFF \
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$LOC_CPU $LOC_RATE $REM_CPU $REM_RATE -t UDP_STREAM -- \
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-m $SEND_SIZE -s $SOCKET_SIZE -S $SOCKET_SIZE
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done
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done
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echo
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