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Type:
Bug
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Resolution: Fixed
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Priority:
Major - P3
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Affects Version/s: None
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Component/s: None
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None
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5
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Storage Engines 2019-08-12
The million collection test running in Evergreen captured the throughput degradation while populating documents into a large number of collections. The avg throughput of the specific populating round was 6319 ops/s, lower than the target throughput 7500 ops/s.
[2019/07/02 10:36:29.917] ====== [2019/07/02 10:36:29.917] Starting a new run [2019/07/02 10:36:29.917] Start populating documents into collections ... [2019/07/02 10:36:29.917] Finish populating 687 documents into each of the collections [2019/07/02 10:36:29.917] Command for the run: [2019/07/02 10:36:29.917] java -jar ../POCDriver/bin/POCDriver.jar -i 0 -u 100 -k 0 -q 10000 -z 687 -d 300 -y 58196 --collectionKeyMax 687 -o ../results/out.csv -t 64 -b 1 [2019/07/02 10:50:41.476] Run completed avg latency with 58196 collections is 18.1029855315ms/op and throughput of 7659ops/sec [2019/07/02 10:50:41.476] The run completed with statistics below: [2019/07/02 10:50:41.476] - avg response time (latency): 18.1029855315 (ms/op), avg throughput: 7659 (ops/sec) [2019/07/02 10:50:41.476] - total run time: 8203.26333308, configured total_runtime: 86400 [2019/07/02 10:50:41.476] - num of collections: 58196, configured num_collections: 75000 [2019/07/02 10:50:41.477] - threads: 64, configured num_threads: 64 [2019/07/02 10:50:41.477] ====== [2019/07/02 10:50:41.477] Starting a new run [2019/07/02 10:50:41.477] Start populating documents into collections ... [2019/07/02 10:50:41.477] Finish populating 549 documents into each of the collections [2019/07/02 10:50:41.477] Command for the run: [2019/07/02 10:50:41.477] java -jar ../POCDriver/bin/POCDriver.jar -i 0 -u 100 -k 0 -q 10000 -z 549 -d 300 -y 72745 --collectionKeyMax 549 -o ../results/out.csv -t 64 -b 1 [2019/07/02 10:55:43.453] Run completed avg latency with 72745 collections is 30.3910063679ms/op and throughput of 6319ops/sec [2019/07/02 10:55:43.453] The run completed with statistics below: [2019/07/02 10:55:43.453] - avg response time (latency): 30.3910063679 (ms/op), avg throughput: 6319 (ops/sec) [2019/07/02 10:55:43.453] - total run time: 9055.63679218, configured total_runtime: 86400 [2019/07/02 10:55:43.453] - num of collections: 72745, configured num_collections: 75000 [2019/07/02 10:55:43.453] - threads: 64, configured num_threads: 64 [2019/07/02 10:55:43.453] Average throughput is less than 7500.0 - test failed! [2019/07/02 10:55:43.453] Test Failed [2019/07/02 10:55:43.903] + exit_code=123