zhztheplayer commented on code in PR #11208:
URL:
https://github.com/apache/incubator-gluten/pull/11208#discussion_r2572013498
##########
backends-velox/src/test/scala/org/apache/spark/sql/execution/unsafe/UnsafeColumnarBuildSideRelationTest.scala:
##########
@@ -124,4 +167,14 @@ class UnsafeColumnarBuildSideRelationTest extends
SharedSparkSession {
sampleBytes.asInstanceOf[Array[AnyRef]]))
}
+ test("Should throw OOM when off-heap memory is running out") {
+ // 500 MiB > 200 MiB so OOM should be thrown.
+ val relations = mutable.ListBuffer[UnsafeColumnarBuildSideRelation]()
+ assertThrows[OutOfMemoryException] {
+ for (i <- 0 until 10) {
+ relations +=
newUnsafeRelationWithHashMode(randomBytes(ByteUnit.MiB.toBytes(50).toInt))
Review Comment:
Not really, we have to fill the byte array with non-zero data to guard the
serde process.
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