| 1 | [[PageOutline]]
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| 2 |
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| 3 | == I&M Tools: Basic Test/Tutorial/Experiment Workflow ==
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| 4 |
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| 5 | 0) Overview of experiment
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| 6 |
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| 7 | 1) Design experiment [Design Experiment]
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| 8 |
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| 9 | 2) Establish experiment environment [Establish Environment]
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| 10 |
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| 11 | 3) Obtain slice of GENI resources; install I&M and experiment software [Obtain Resources and Load Software]
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| 12 |
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| 13 | 4) Configure and initialize I&M and experiment services [Configure Services]
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| 14 |
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| 15 | 5) Run and orchestrate I&M and experiment services, to complete run of experiment; move selected measurements and other artifacts to storage service [Run Experiment and Store Artifacts]
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| 16 |
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| 17 | 6) Analyze and visualize measurement results {Analyze Results]
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| 18 |
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| 19 | 7) Release experiment resources [Release Resources]
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| 20 |
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| 21 | 8) Move selected measurements and other artifacts from storage service to long-term archive service [Archive Artifacts]
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| 22 |
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| 23 |
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| 24 |
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| 25 |
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| 26 | === 0) Overview of experiment ===
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| 27 |
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| 28 | 0.1) Title and abstract
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| 29 |
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| 30 | 0.2) Goals
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| 31 |
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| 32 | 0.3) Configuration
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| 33 |
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| 34 | 0.4) Process (flow chart)
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| 35 |
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| 36 | === 1) Design experiment ===
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| 37 |
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| 38 | 1.1) Establish experiment goals and overall plan
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| 39 |
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| 40 | 1.2) Design configuration of experiment, including topology, desired resources, desired tools and desired services; consider previous, or reference, experiments as guides
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| 41 |
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| 42 | 1.3) Map desired resources to aggregates that are likely to be available
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| 43 |
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| 44 | 1.4) Map desired tools to tools that are available, and identify necessary operational services.
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| 45 |
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| 46 | 1.5) Map desired services to software that is likely to be available.
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| 47 |
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| 48 | 1.6) Find, or design and code, software images/packages/applications, rspecs and/or scripts necessary to realize experiment, and put into storage service
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| 49 |
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| 50 |
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| 51 | === 2) Establish experiment environment ===
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| 52 |
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| 53 | 2.1) Establish experiment managment (user workspace) service
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| 54 |
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| 55 | 2.2) Gather necessary keys, passwords, certificates and credentials
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| 56 |
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| 57 | 2.3) Verify availability of desired resources in aggregates
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| 58 |
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| 59 | 2.4) Verify availability of necessary operational services, and access to those services
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| 60 |
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| 61 | 2.5) Verify availability of desired software images/packages
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| 62 |
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| 63 | 2.6) Verify availability of desired software applications, rspecs and scripts
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| 64 |
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| 65 |
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| 66 | === 3) Obtain slice of GENI resources; install I&M and experiment software ===
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| 67 |
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| 68 | 3.1) Select target aggregates
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| 69 |
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| 70 | 3.2) Select desired software images/packages for I&M and experiment services
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| 71 |
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| 72 | 3.3) Formulate slice topology for experiment, and build request rspec
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| 73 |
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| 74 | 3.4) Acquire resources and load images/packages for I&M and experiment services
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| 75 |
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| 76 | 3.5) Confirm at completion: slice with installed images/packages for I&M and experiment services
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| 77 |
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| 78 |
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| 79 | === 4) Configure and initialize I&M and experiment services ===
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| 80 |
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| 81 | 4.1) Configure selected I&M services
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| 82 |
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| 83 | - objectives:
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| 84 | - binds services together, e.g., between each MP and the MC
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| 85 | - configures baseline services
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| 86 | - initializes them, and verifies that they are ready to run
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| 87 |
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| 88 | - at completion: configured I&M services, ready to run and collect data
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| 89 |
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| 90 |
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| 91 | 4.2) Configure selected experiment services
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| 92 |
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| 93 | - objectives:
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| 94 | - binds services together to realize overall reference/actual experiment
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| 95 | - configures baseline services
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| 96 | - initializes them, and verifies that they are ready to run
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| 97 |
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| 98 | - at completion: configured experiment services, ready to run and process data, which can be observed by I&M services
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| 99 |
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| 100 |
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| 101 | === 5) Run and orchestrate I&M and experiment services, to complete run of experiment; move selected measurements and other artifacts to storage service ===
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| 102 |
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| 103 |
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| 104 | 5.1) Initial setup: start basic host measurements and basic ping active network measurements
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| 105 |
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| 106 | - objectives:
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| 107 | - verify functionality of hosts
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| 108 | - verify topology of slice
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| 109 |
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| 110 | - observe measurements with a real-time presentation service
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| 111 |
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| 112 | - continue measurements throughout duration of the test/tutorial/experiment
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| 113 |
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| 114 | - at completion:
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| 115 | - functionality of hosts and topology of slice has been verified throughout duration of the experiment
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| 116 |
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| 117 |
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| 118 | 5.2) Continuity test: for a limited time, run iperf active network measurements
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| 119 |
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| 120 | - objectives:
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| 121 | - verify ability of slice to carry traffic expected from experiment
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| 122 |
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| 123 | - observe measurements with a real-time presentation service
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| 124 |
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| 125 | - once satisfactory measurements have been observed, stop continuity test
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| 126 |
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| 127 | - at completion:
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| 128 | - capability of slice to carry traffic expected from experiment has been verified
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| 129 |
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| 130 |
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| 131 | 5.3) Instrument and run experiment:
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| 132 |
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| 133 | - objectives:
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| 134 | - gather measurements during experiment that allow experiment goals to be met
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| 135 |
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| 136 | - include desired measurement points within hosts and/or experiment services to instrument test/tutorial/experiment
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| 137 |
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| 138 | - begin to run and orchestrate measurement services
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| 139 |
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| 140 | - begin to run and orchestrate experiment services
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| 141 |
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| 142 | - observe measurements with a real-time presentation service, to verify expected operation of experiment
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| 143 |
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| 144 | - collect all measurements for duration of experiment
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| 145 |
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| 146 | - stop experiment services, when this run of the experiment has been completed
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| 147 |
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| 148 | - stop measurement services
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| 149 |
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| 150 | - at completion:
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| 151 | - one run of experiment has been completed
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| 152 | - real-time look at measurements has verfied expected operation of experiment
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| 153 | - a full set of measurements has been collected, for later analysis and presentation
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| 154 | - collected measurments have been transfered to storage service, so that slice resources can be released (if desired)
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| 155 |
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| 156 | 5.4) Store collected measurements and other artifacts from test/tutorial/experiment in storage service
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| 157 |
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| 158 | - at completion:
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| 159 | - collected measurements and other artifacts have been transfered to storage service
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| 160 | - collected measurements and other artifacts are available for later analysis
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| 161 | - slice resources can then be released at any time, without loss of any measurements or artifacts
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| 162 |
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| 163 | === 6) Analyze and visualize measurement results ===
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| 164 |
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| 165 | - as necessary, retrieve measurement results from storage service
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| 166 |
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| 167 | - analyze and format results as desired, for visualization with presentation service
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| 168 |
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| 169 | - as appropriate, move analyzed results and/or visualization to storage service
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| 170 |
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| 171 |
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| 172 | === 7) Release experiment resources ===
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| 173 |
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| 174 | - as soon as possible, to free up resources for use by others
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| 175 |
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| 176 | - but, after the experimenter is reasonably certain that they do not need to do another run of the experiment
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| 177 |
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| 178 | === 8) Move selected collected measurements and other artifacts from storage service to long-term archive service ===
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| 179 |
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| 180 | - identify object to be archived with a peristent identifier (handle)
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| 181 |
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| 182 | - within storage service, gather components into bundle to form object to be archived, and move this object into long-term archive service
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| 183 |
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| 184 | - include policy for sharing with others (e.g., share with all others, or share with no one)
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| 185 |
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| 186 | - allow retrieval for further analysis and visualization, or for use as a reference
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