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A varying number of Open ROADM device nodes will be stored using CpsDataService::saveData.
| Created device nodes | 1 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1,000 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Fragments created | 86 | 8,600 | 17,200 | 25,800 | 34,400 | 43,000 | 51,600 | 60,200 | 68,800 | 77,400 | 86,000 |
Time (seconds) | 0.30 | 2.36 | 4.36 | 7.15 | 9.76 | 11.50 | 14.77 | 18.43 | 19.79 | 22.16 | 26.54 |
| Fragments per second | 287 | 3,644 | 3,945 | 3,608 | 3,525 | 3,739 | 3,494 | 3,266 | 3,477 | 3493 | 3,240 |
Graph of time taken to store device nodes
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In this scenario, 1,000 Open ROADM device nodes are already defined. A number of these existing data nodes will be updated using CpsDataService::updateDataNodeAndDescendants.
| Updated device nodes | 1 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1,000 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Fragments updated | 86 | 8,600 | 17,200 | 25,800 | 34,400 | 43,000 | 51,600 | 60,200 | 68,800 | 77,400 | 86,000 |
Time (seconds) | 0.22 | 12.79 | 28.38 | 44.23 | 51.55 | 69.46 | 85.67 | 95.02 | 109.16 | 117.00 | 131.15 |
| Fragments | 391 | 672 | 606 | 583 | 667 | 619 | 602 | 634 | 630 | 662 | 656 |
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Test Results
| Updated device nodes | 1 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1,000 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Fragments updated | 1 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1,000 |
Time (seconds) | 0.20 | 0.27 | 0.28 | 0.28 | 0.32 | 0.38 | 0.39 | 0.47 | 0.49 | 0.52 | 0.56 |
| Fragments per second | 5 | 370 | 714 | 1,071 | 1,250 | 1,316 | 1,539 | 1,489 | 1,633 | 1,731 | 1,786 |
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In this scenario, 300 Open ROADM device nodes are already defined. A number of these data nodes will be deleted using CpsDataService::deleteDataNodes. The types of nodes will be varied, for example, deleting container nodes, list elements, or whole lists.
Test results
| N = | 50 | 100 | 150 | 200 | 250 | 300 | Example xpath |
|---|---|---|---|---|---|---|---|
| Delete top-level container node | - | - | - | - | - | 0.63 | /openroadm-devices |
| Batch delete N/300 container nodes | 0.15 | 0.26 | 0.38 | 0.45 | 0.55 | 0.69 | /openroadm-devices/openroadm-device[@device-id='C201-7-1A-10']/org-openroadm-device |
| Batch delete N/300 lists elements | 0.13 | 0.25 | 0.34 | 0.45 | 0.55 | 0.67 | /openroadm-devices/openroadm-device[@device-id='C201-7-1A-49'] |
| Batch delete N/300 whole lists | 0.51 | 1.05 | 1.40 | 1.85 | 2.13 | 2.56 | /openroadm-devices/openroadm-device[@device-id='C201-7-1A-293']/org-openroadm-device/degree |
| Try batch delete N/300 non-existing | 0.25 | 0.54 | 0.67 | 0.95 | 1.15 | 1.32 | /path/to/non-existing/node[@id='27'] |
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| Total device nodes | 500 | 1,000 | 1,500 | 2,000 | 2,500 | 3,000 | xpath |
|---|---|---|---|---|---|---|---|
| Reading container | 0.386 | 0.712 | 1.529 | 2.667 | 1.759 | 3.112 | /openroadm-devices |
| Reading list | 0.585 | 1.335 | 2.036 | 2.860 | 2.769 | 3.949 | /openroadm-devices/openroadm-device |
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