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
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8 |
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9 | 2) Establish experiment environment
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10 |
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11 | 3) Obtain slice of GENI resources; install I&M and experiment software
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12 |
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13 | 4) Configure and initialize I&M and experiment 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
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16 |
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17 | 6) Analyze and visualize measurement results
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18 |
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19 | 7) Release experiment 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
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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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