Table 5 Latency performance vs requirement
Event type | Avg Record Per Day | Num of Source Station | Query Freq (min) | Polling Freq (min) | Average throughput (bytes/sec) | Average latency (measured) | Status |
|---|---|---|---|---|---|---|---|
Tweets | 132Â K | 1 | 5 or 15 (subject to rate limit) | 5 or 15Â min subject to rate limit) | 5873 | 5.5Â min | Met Goal |
Tweet Traffic Posts | 0.5Â K | 1 | 5 or 15 (subject to rate limit) | 5 or 15 (subject to rate limit) | 25 | 5.8Â min | Met Goal |
Camera Images | 14Â K | 150 | 15 | 15 | 56,879 | 3Â min | Met Goal |
Gdelt Global Knowledge Graphs | 4.2Â K | 1 | 15 | 15 | 5386 | 3Â min | Met Goal |
Gdelt Mention Posts | 4.5Â K | 1 | 15 | 15 | 391 | 1Â min | Met Goal |
Gdelt Event Posts | 1.7Â K | 1 | 15 | 15 | 25 | 1.7Â min | Met Goal |
Dynamic Message Sign Report | 20.9 K | 150 | 15 | 10–12 | 532 | 34.9 min | Failed |