hudi-bot opened a new issue, #16166:
URL: https://github.com/apache/hudi/issues/16166
HoodieEngineContext should not use parallel stream with parallelism greater
than CPU cores to avoid {{OutOfMemoryError}} of {{{}ForkJoinTask{}}}, of which
stacktrace as follows:
{code:java}
Caused by: java.lang.OutOfMemoryError at
sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at
java.util.concurrent.ForkJoinTask.getThrowableException(ForkJoinTask.java:598)
at java.util.concurrent.ForkJoinTask.reportException(ForkJoinTask.java:677) at
java.util.concurrent.ForkJoinTask.invoke(ForkJoinTask.java:735) at
java.util.stream.ReduceOps$ReduceOp.evaluateParallel(ReduceOps.java:714) at
java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:233) at
java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499) at
org.apache.hudi.client.common.HoodieFlinkEngineContext.map(HoodieFlinkEngineContext.java:101)
at org.apache.hudi.table.action.clean.CleanPlanActionExecutor.requestCle
an(CleanPlanActionExecutor.java:117) at
org.apache.hudi.table.action.clean.CleanPlanActionExecutor.requestClean(CleanPlanActionExecutor.java:145)
at
org.apache.hudi.table.action.clean.CleanPlanActionExecutor.execute(CleanPlanActionExecutor.java:170)
at
org.apache.hudi.table.HoodieFlinkCopyOnWriteTable.scheduleCleaning(HoodieFlinkCopyOnWriteTable.java:353)
at
org.apache.hudi.client.BaseHoodieWriteClient.scheduleTableServiceInternal(BaseHoodieWriteClient.java:1434)
at
org.apache.hudi.client.BaseHoodieWriteClient.clean(BaseHoodieWriteClient.java:891)
at
org.apache.hudi.async.AsyncCleanerService.lambda$startService$0(AsyncCleanerService.java:68)
at
java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
{code}
## JIRA info
- Link: https://issues.apache.org/jira/browse/HUDI-6669
- Type: Improvement
- Fix version(s):
- 1.1.0
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