| 1 |
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| 2 | ########## Benchmark tests ##################################
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| 3 | # The purpose of this experiment is to benchmark the node CPU
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| 4 | # capabilities in terms of the maximum offered load that it can
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| 5 | # generate and consume on the wired Ethernet link
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| 6 |
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| 7 | # It has one sender and one receiver
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| 8 | # Sender, Receiver - Wired interface
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| 9 | # UDP flow at 500Mbps
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| 10 | # Receiver reports throughput, jitter and packet loss per second
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| 11 | # Iperf traffic generator
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| 12 | ############################################################
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| 13 |
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| 14 | Experiment.name = "iperf-udp"
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| 15 | Experiment.project = "orbit:tutorial"
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| 16 |
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| 17 | #
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| 18 | # Define nodes used in experiment
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| 19 | #
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| 20 | ###########################################
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| 21 | # Sender definition and configuration
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| 22 | ###########################################
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| 23 | defNodes('sender', [4,1]) {|node|
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| 24 | node.image = nil # assume the right image to be on disk
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| 25 | # use prototype "sender"
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| 26 | # and set it's property "destinationHost" to
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| 27 | # the receiver node
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| 28 | # and bind the remaining properties to the
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| 29 | # experiment property space
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| 30 | node.prototype("test:proto:iperfudpsender", {
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| 31 | 'client' => '10.10.4.3', #Send to
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| 32 | 'use_udp' => nil, #UDP client
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| 33 | 'sender_rate' => '500M', #Input offered load (bits per sec)
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| 34 | 'len' => 1400 #Payload length (bytes)
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| 35 | })
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| 36 | }
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| 37 | ###########################################
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| 38 | # Receiver definition and configuration
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| 39 | ###########################################
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| 40 |
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| 41 | defNodes('receiver', [4,3]) {|node|
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| 42 | node.image = nil # assume the right image to be on disk
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| 43 | node.prototype("test:proto:iperfudpreceiver" , {
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| 44 | 'server' => nil, # Server
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| 45 | 'use_udp' => nil, # Use UDP
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| 46 | 'len' => 1400, #Payload length (bytes)
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| 47 | 'report_interval' => 10 #Report interval(seconds)
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| 48 | })
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| 49 | }
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| 50 |
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| 51 | ###########################################
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| 52 | # When nodeAgents have reported "OK" to
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| 53 | # the nodeHandler start the application
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| 54 | ###########################################
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| 55 | whenAllInstalled() {|node|
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| 56 |
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| 57 | nodes('receiver').startApplications
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| 58 |
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| 59 | wait 10
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| 60 | nodes('sender').startApplications
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| 61 | wait 60
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| 62 |
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| 63 | allNodes.stopApplications
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| 64 |
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| 65 |
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| 66 | Experiment.done
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| 67 |
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| 68 | }
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