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https://issues.apache.org/jira/browse/SPARK-34091?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-34091:
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Assignee: (was: Apache Spark)
> Shuffle batch fetch can't be disabled once it's enabled previously
> ------------------------------------------------------------------
>
> Key: SPARK-34091
> URL: https://issues.apache.org/jira/browse/SPARK-34091
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.0.0, 3.1.0
> Reporter: wuyi
> Priority: Major
>
> {code:java}
> if (SQLConf.get.fetchShuffleBlocksInBatch) {
> dependency.rdd.context.setLocalProperty(
> SortShuffleManager.FETCH_SHUFFLE_BLOCKS_IN_BATCH_ENABLED_KEY, "true")
> }
> {code}
> The current code has a problem that once we set `fetchShuffleBlocksInBatch`
> to true first, we can never disable the batch fetch even if set
> `fetchShuffleBlocksInBatch` to false later.
>
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