[GitHub] [beam] lukecwik commented on a change in pull request #11037: [BEAM-9434] performance improvements reading many Avro files in S3

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lukecwik commented on a change in pull request #11037: [BEAM-9434] performance improvements reading many Avro files in S3
URL: https://github.com/apache/beam/pull/11037#discussion_r403789265
 
 

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 File path: runners/spark/src/main/java/org/apache/beam/runners/spark/translation/TransformTranslator.java
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 @@ -695,8 +695,10 @@ public void evaluate(Reshuffle<K, V> transform, EvaluationContext context) {
         final WindowedValue.WindowedValueCoder<KV<K, V>> wvCoder =
             WindowedValue.FullWindowedValueCoder.of(coder, windowFn.windowCoder());
 
+        int numPartitions =
+            Math.max(context.getSparkContext().defaultParallelism(), inRDD.getNumPartitions());
 
 Review comment:
   I believe we should do the same thing in the streaming and batch portable pipeline translators as well.

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