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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,7 @@ import org.apache.spark.scheduler.{CompressedMapStatus, HighlyCompressedMapStatu
import org.apache.spark.storage._
import org.apache.spark.util.{BoundedPriorityQueue, ByteBufferInputStream, SerializableConfiguration, SerializableJobConf, Utils}
import org.apache.spark.util.collection.CompactBuffer
import org.apache.spark.util.io.ChunkedByteBuffer

/**
* A Spark serializer that uses the <a href="https://code.google.com/p/kryo/">
Expand Down Expand Up @@ -220,6 +221,7 @@ class KryoSerializer(conf: SparkConf)
kryo.register(Utils.classForName("scala.collection.immutable.$colon$colon"))
kryo.register(Utils.classForName("scala.collection.immutable.Map$EmptyMap$"))
kryo.register(Utils.classForName("scala.math.Ordering$Reverse"))
kryo.register(Utils.classForName("scala.reflect.ClassTag$GenericClassTag"))
kryo.register(classOf[ArrayBuffer[Any]])
kryo.register(classOf[Array[Array[Byte]]])

Expand Down Expand Up @@ -466,9 +468,11 @@ private[serializer] object KryoSerializer {
// Commonly used classes.
private val toRegister: Seq[Class[_]] = Seq(
ByteBuffer.allocate(1).getClass,
classOf[Array[ByteBuffer]],
classOf[StorageLevel],
classOf[CompressedMapStatus],
classOf[HighlyCompressedMapStatus],
classOf[ChunkedByteBuffer],
classOf[CompactBuffer[_]],
classOf[BlockManagerId],
classOf[Array[Boolean]],
Expand Down Expand Up @@ -503,9 +507,37 @@ private[serializer] object KryoSerializer {
// SQL / ML / MLlib classes once and then re-use that filtered list in newInstance() calls.
private lazy val loadableSparkClasses: Seq[Class[_]] = {
Seq(
"org.apache.spark.sql.catalyst.expressions.BoundReference",
"org.apache.spark.sql.catalyst.expressions.SortOrder",
"[Lorg.apache.spark.sql.catalyst.expressions.SortOrder;",
"org.apache.spark.sql.catalyst.InternalRow",
"org.apache.spark.sql.catalyst.InternalRow$",
"[Lorg.apache.spark.sql.catalyst.InternalRow;",
"org.apache.spark.sql.catalyst.expressions.UnsafeRow",
"org.apache.spark.sql.catalyst.expressions.UnsafeArrayData",
"org.apache.spark.sql.catalyst.expressions.UnsafeMapData",
"org.apache.spark.sql.catalyst.expressions.codegen.LazilyGeneratedOrdering",
"org.apache.spark.sql.catalyst.expressions.Ascending$",
"org.apache.spark.sql.catalyst.expressions.NullsFirst$",
"org.apache.spark.sql.catalyst.trees.Origin",
"org.apache.spark.sql.types.IntegerType",
"org.apache.spark.sql.types.IntegerType$",
"org.apache.spark.sql.types.LongType$",
"org.apache.spark.sql.types.Metadata",
"org.apache.spark.sql.types.StringType$",
"org.apache.spark.sql.types.StructField",
"[Lorg.apache.spark.sql.types.StructField;",
"org.apache.spark.sql.types.StructType",
"[Lorg.apache.spark.sql.types.StructType;",
"org.apache.spark.sql.types.DateType$",
"org.apache.spark.sql.types.DecimalType",
"org.apache.spark.sql.types.Decimal$DecimalAsIfIntegral$",
"org.apache.spark.sql.types.Decimal$DecimalIsFractional$",
"org.apache.spark.sql.execution.datasources.v2.DataWritingSparkTaskResult",
"org.apache.spark.sql.execution.joins.EmptyHashedRelation$",
"org.apache.spark.sql.execution.joins.LongHashedRelation",
"org.apache.spark.sql.execution.joins.LongToUnsafeRowMap",
"org.apache.spark.sql.execution.joins.UnsafeHashedRelation",

"org.apache.spark.ml.attribute.Attribute",
"org.apache.spark.ml.attribute.AttributeGroup",
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,8 @@ object TPCDSQueryBenchmark extends SqlBasedBenchmark with Logging {
.set("spark.executor.memory", "3g")
.set("spark.sql.autoBroadcastJoinThreshold", (20 * 1024 * 1024).toString)
.set("spark.sql.crossJoin.enabled", "true")
.set("spark.serializer", "org.apache.spark.serializer.KryoSerializer")
.set("spark.kryo.registrationRequired", "true")

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This will cause failure in TPCDS SF=1 GitHub Action job if some PR missed the class registration.


SparkSession.builder.config(conf).getOrCreate()
}
Expand Down