Write Test Cases
Test Iteration 1 - 4 GB RAM, 2 vCPU - Kubernetes Cluster
| Test Environment | |
|---|---|
| CPUs | 2 vCPU |
| Memory | 4 Gi (~4.2 GB) |
| Data Size | 269 KB/DataNode |
| VM/K8s cluster | K8s cluster application (CPS) instance - 1 postgres instance - 2 |
Test Results
| # | #Nodes | Thread | Time taken to post single node | Time taken to post all data nodes | Comments |
|---|---|---|---|---|---|
| 1 | 50 | 1 | 0.8 sec | 42.6 sec | |
| 2 | 500 | 1 | 0.9 sec | 9 m 36 sec Connections drops for a while and resumes | Reason For Connection drops: Application restarts due Out OF Memory Error |
| 3 | 500 | 10 | ~ 1.2 sec | 8 m 42 sec | No improvements with increased threads count |
Test Iteration 2 - 8 GB RAM, 4 vCPU - Kubernetes Cluster
| Test Environment | |
|---|---|
| CPUs | 4 vCPU |
| Memory | 8 Gi (~48.5 GB) |
| Data Size | 269 KB/DataNode |
| VM/K8s cluster | K8s cluster application (CPS) instance - 1 postgres instance - 2 |
Test Results
| # | #Nodes | Thread | Time taken to post single node | Time taken to post all data nodes | Comments |
|---|---|---|---|---|---|
| 1 | 500 | 1 | 0.8 - 0.9 sec | 7m 53 sec | Not able to post more than 500 nodes which lead to application pod restart with the the reason code 137 (OOMKilled) |
Test Iteration 3 - 17 GB RAM, 8 vCPU - Kubernetes Cluster
| Test Environment | |
|---|---|
| CPUs | 8 vCPU |
| Memory | 16 Gi (~17 GB) |
| Data Size | 269 KB/DataNode |
| VM/K8s cluster | K8s cluster application (CPS) instance - 1 postgres instance - 2 |
Test Results
| # | #Nodes | Thread | Time taken to post single node | Time taken to post all data nodes | Comments |
|---|---|---|---|---|---|
| 1 | 500 | 1 | ~0.9 sec | 7m 44 sec | Not able to post more than 500 nodes which lead to application pod restart with the the reason code 137 (OOMKilled) |
Test Iteration 4 - 16 GB RAM, 12 vCPU - Kubernetes Cluster
| Test Environment | |
|---|---|
| CPUs | 12 vCPU |
| Memory | 16 Gi (~17 GB) |
| Data Size | 269 KB/DataNode |
| VM/K8s cluster | K8s cluster application (CPS) instance - 1 postgres instance - 2 |
Test Results
| # | #Nodes | Thread | Time taken to post single node | Time taken to post all data nodes | Comments |
|---|---|---|---|---|---|
| 1 | 500 | 1 | 0.8 - 0.9 sec | 7m 23 sec | Not able to post more than 500 nodes which lead to application pod restart with the the reason code 137 (OOMKilled) |
Test Iteration 5 - 128 GB RAM, 64 vCPU, Single VM - CPS temporal notifications enabled
| Test Environment | |
|---|---|
| CPUs | 64 vCPU |
| Memory | 128 GB |
| Data Size | 269 KB/DataNode |
| VM/K8s cluster | Single VM |
Test Results
| # | #Nodes | Thread | Time taken to post single node | Time taken to post all data nodes | Comments |
|---|---|---|---|---|---|
| 1 | 500 | 1 | ~ 2 sec | 16 m 6 sec | |
| 2 | 1000 | 1 | ~ 2 sec |
| |
| 3 | 1000 | 60 | 2 - 6 sec | 1h 19 min 2 sec | No improvements with increased threads count |
| 4 | 2000 | 1 | 1h 34 min for 1131 nodes. Got stuck due to postgres connection leak |
Test Iteration 6 - 128 GB RAM, 64 vCPU, Single VM - CPS temporal notifications disabled
| Test Environment | |
|---|---|
| CPUs | 64 vCPU |
| Memory | 128 GB |
| Data Size | 269 KB/DataNode |
| VM/K8s cluster | Single VM |
Test Results
| # | #Nodes | Thread | Time taken to post single node | Time taken to post all data nodes | Comments |
|---|---|---|---|---|---|
| 1 | 1000 | 1 | 1.8 - 2 sec | 30 m 15 sec | |
| 2 | 1000 | 2 | 1.8 - 2 sec | 29 m 49 sec | No improvements in performance with increased threads count |
| 3 | 1000 | 5 | 1.8 - 2 sec | 30m 44 sec | |
| 4 | 1000 | 10 | 1.8 - 2 sec | 30m 21 sec | |
| 5 | 2000 | 1 | 1.8 - 2 sec | 59 m 26 sec | |
| 6 | 3000 | 1 | 1.8 - 2 sec | 1h 30 min 29 sec |