Dynamic allocation of executors requires the external shuffle service
Closed this issue · 2 comments
when I use celeborn, run spark-sql, exception:
23/03/17 14:43:30 WARN YarnSchedulerBackend$YarnSchedulerEndpoint: Attempted to request executors before the AM has registered!
Exception in thread "main" org.apache.spark.SparkException: Dynamic allocation of executors requires the external shuffle service. You may enable this through spark.shuffle.service.enabled.
at org.apache.spark.ExecutorAllocationManager.validateSettings(ExecutorAllocationManager.scala:215)
at org.apache.spark.ExecutorAllocationManager.(ExecutorAllocationManager.scala:135)
at org.apache.spark.SparkContext.(SparkContext.scala:632)
at org.apache.spark.SparkContext$.getOrCreate(SparkContext.scala:2690)
at org.apache.spark.sql.SparkSession$Builder.$anonfun$getOrCreate$2(SparkSession.scala:949)
at scala.Option.getOrElse(Option.scala:189)
at org.apache.spark.sql.SparkSession$Builder.getOrCreate(SparkSession.scala:943)
at org.apache.spark.sql.hive.thriftserver.SparkSQLEnv$.init(SparkSQLEnv.scala:54)
at org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver.(SparkSQLCLIDriver.scala:328)
at org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver$.main(SparkSQLCLIDriver.scala:160)
at org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver.main(SparkSQLCLIDriver.scala)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.spark.deploy.JavaMainApplication.start(SparkApplication.scala:52)
at org.apache.spark.deploy.SparkSubmit.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:955)
at org.apache.spark.deploy.SparkSubmit.doRunMain$1(SparkSubmit.scala:180)
at org.apache.spark.deploy.SparkSubmit.submit(SparkSubmit.scala:203)
at org.apache.spark.deploy.SparkSubmit.doSubmit(SparkSubmit.scala:90)
at org.apache.spark.deploy.SparkSubmit$$anon$2.doSubmit(SparkSubmit.scala:1043)
at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:1052)
at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
Hi, to enable dra with celeborn, you should apply the patch to spark