marin-ma commented on code in PR #6869:
URL: https://github.com/apache/incubator-gluten/pull/6869#discussion_r1744695061
##########
gluten-core/src/main/scala/org/apache/spark/shuffle/GlutenShuffleUtils.scala:
##########
@@ -91,6 +91,20 @@ object GlutenShuffleUtils {
}
}
+ def getCompressionBufferSize(conf: SparkConf, codec: String): Int = {
+ if ("lz4" == codec) {
+ Math.max(
+ conf.get(IO_COMPRESSION_LZ4_BLOCKSIZE).toInt,
+ GlutenConfig.GLUTEN_SHUFFLE_COMPRESSION_BUFFER_MIN_SIZE)
Review Comment:
64 is not the default value, unless user set `IO_COMPRESSION_LZ4_BLOCKSIZE`
to a very small size.
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