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Posted to issues@spark.apache.org by "Hyukjin Kwon (Jira)" <ji...@apache.org> on 2021/04/01 02:54:00 UTC
[jira] [Created] (SPARK-34929) MapStatusesSerDeserBenchmark causes
a side effect to other benchmarks with tasks being too big (JDK 11)
Hyukjin Kwon created SPARK-34929:
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Summary: MapStatusesSerDeserBenchmark causes a side effect to other benchmarks with tasks being too big (JDK 11)
Key: SPARK-34929
URL: https://issues.apache.org/jira/browse/SPARK-34929
Project: Spark
Issue Type: Bug
Components: SQL, Tests
Affects Versions: 3.2.0
Reporter: Hyukjin Kwon
In JDK 11, MapStatusesSerDeserBenchmark (being started failed) seems affecting other benchmark cases with growing the size of task:
```
2021-03-31T16:46:43.1179145Z 21/03/31 16:46:43 WARN DAGScheduler: Broadcasting large task binary with size 42.2 MiB
2021-03-31T16:46:47.3079315Z 21/03/31 16:46:47 WARN DAGScheduler: Broadcasting large task binary with size 42.2 MiB
2021-03-31T16:46:51.5920733Z 21/03/31 16:46:51 WARN DAGScheduler: Broadcasting large task binary with size 42.2 MiB
2021-03-31T16:46:55.9175194Z 21/03/31 16:46:55 WARN DAGScheduler: Broadcasting large task binary with size 42.2 MiB
2021-03-31T16:46:57.6874541Z Stopped after 3 iterations, 12928 ms
2021-03-31T16:46:57.6875644Z
2021-03-31T16:46:57.6877153Z OpenJDK 64-Bit Server VM 11.0.10+9-LTS on Linux 5.4.0-1041-azure
2021-03-31T16:46:57.7095280Z Intel(R) Xeon(R) CPU E5-2673 v4 @ 2.30GHz
2021-03-31T16:46:57.7097654Z from_json as subExpr in Project: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
2021-03-31T16:46:57.7099059Z ------------------------------------------------------------------------------------------------------------------------
2021-03-31T16:46:57.7100274Z subExprElimination false, codegen: true 38880 41246 1389 0.0 388800445.2 1.0X
2021-03-31T16:46:57.7101134Z subExprElimination false, codegen: false 35819 38141 1234 0.0 358188088.6 1.1X
2021-03-31T16:46:57.7106264Z subExprElimination true, codegen: true 3947 4157 364 0.0 39465629.1 9.9X
2021-03-31T16:46:57.7106982Z subExprElimination true, codegen: false 4191 4309 112 0.0 41908945.5 9.3X
2021-03-31T16:46:57.7107595Z
2021-03-31T16:46:57.7135178Z Preparing data for benchmarking ...
2021-03-31T16:46:58.5630584Z Running benchmark: from_json as subExpr in Filter
2021-03-31T16:46:58.5633083Z Running case: subExprElimination false, codegen: true
2021-03-31T16:48:25.5619312Z 21/03/31 16:48:25 WARN DAGScheduler: Broadcasting large task binary with size 43.0 MiB
```
It only happens when the benchmarks run sequentially via Benchmarks.scala.
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