kazuyukitanimura commented on code in PR #1379:
URL: https://github.com/apache/datafusion-comet/pull/1379#discussion_r1953331376
##########
spark/src/main/scala/org/apache/spark/Plugins.scala:
##########
@@ -62,7 +62,13 @@ class CometDriverPlugin extends DriverPlugin with Logging
with ShimCometDriverPl
Math.max((executorMemory * memoryOverheadFactor).toLong,
memoryOverheadMinMib)
}
- val cometMemOverhead =
CometSparkSessionExtensions.getCometMemoryOverheadInMiB(sc.getConf)
+ val cometMemOverhead =
+ if
(!CometSparkSessionExtensions.cometUnifiedMemoryManagerEnabled(sc.getConf)) {
+ CometSparkSessionExtensions.getCometMemoryOverheadInMiB(sc.getConf)
+ } else {
+ // comet shuffle unified memory manager is disabled, so we need to
add overhead memory
+ CometSparkSessionExtensions.getCometShuffleMemorySize(sc.getConf)
Review Comment:
What is the reason behind we still need use `getCometShuffleMemorySize`
instead of `0` when unified memory is disabled?
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