cloud-fan commented on a change in pull request #24892: [SPARK-25341][Core]
Support rolling back a shuffle map stage and re-generate the shuffle files
URL: https://github.com/apache/spark/pull/24892#discussion_r312906972
##########
File path:
common/network-shuffle/src/test/java/org/apache/spark/network/shuffle/ExternalShuffleIntegrationSuite.java
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@@ -168,7 +180,9 @@ private FetchResult fetchBlocks(
String execId,
String[] blockIds,
TransportConf clientConf,
- int port) throws Exception {
+ int port,
+ int shuffleGenerationId,
Review comment:
maybe just an `Integer shuffleGenerationId`, and use null to indicate
fetching data block.
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