viirya commented on a change in pull request #35994:
URL: https://github.com/apache/spark/pull/35994#discussion_r836808015
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/HDFSMetadataLog.scala
##########
@@ -138,7 +142,9 @@ class HDFSMetadataLog[T <: AnyRef : ClassTag](sparkSession:
SparkSession, path:
def applyFnToBatchByStream[RET](batchId: Long)(fn: InputStream => RET): RET
= {
val batchMetadataFile = batchIdToPath(batchId)
if (fileManager.exists(batchMetadataFile)) {
- val input = fileManager.open(batchMetadataFile)
Review comment:
We encountered network blips on this open operation. This also seems
safer to add retrying. I don't add retrying to other operations to avoid change
current behaviors.
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