stream2000 commented on code in PR #9395:
URL: https://github.com/apache/hudi/pull/9395#discussion_r1288371818
##########
hudi-client/hudi-flink-client/src/main/java/org/apache/hudi/client/common/HoodieFlinkEngineContext.java:
##########
@@ -102,12 +102,12 @@ public RuntimeContext getRuntimeContext() {
@Override
public <I, O> List<O> map(List<I> data, SerializableFunction<I, O> func, int
parallelism) {
- return
data.stream().parallel().map(throwingMapWrapper(func)).collect(Collectors.toList());
+ return stream(data,
parallelism).map(throwingMapWrapper(func)).collect(Collectors.toList());
}
Review Comment:
When the parallelism is 1000, will we run it in 1000 parallelism or
`Runtime.getRuntime().availableProcessors()`? If we use just the parallelism
as `Runtime.getRuntime().availableProcessors()`, will it cause
`OutOfMemoryError` since it it not actually a large parallelism?
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