[GitHub] [hadoop] steveloughran commented on pull request #3289: HADOOP-17833. Improve Magic Committer performance

[GitBox <gi...@apache.org>]

steveloughran commented on pull request #3289:
URL: https://github.com/apache/hadoop/pull/3289#issuecomment-970122181


   ```
   Data has 42 rows clustered true for 20000000
   Generating table call_center in database to s3a://perf-team-west1-bucket/perf-team-data/tpcds/magic2/sf1000-parquet/useDecimal=true,useDate=true,filterNull=false/call_center with save mode Overwrite.
   java.lang.NullPointerException
     at org.apache.hadoop.fs.s3a.commit.CommitContext.<init>(CommitContext.java:128)
     at org.apache.hadoop.fs.s3a.commit.CommitOperations.createCommitContext(CommitOperations.java:658)
     at org.apache.hadoop.fs.s3a.commit.AbstractS3ACommitter.initiateJobOperation(AbstractS3ACommitter.java:796)
     at org.apache.hadoop.fs.s3a.commit.AbstractS3ACommitter.abortJob(AbstractS3ACommitter.java:840)
     at org.apache.spark.internal.io.HadoopMapReduceCommitProtocol.abortJob(HadoopMapReduceCommitProtocol.scala:224)
     at org.apache.spark.internal.io.cloud.PathOutputCommitProtocol.abortJob(PathOutputCommitProtocol.scala:206)
     at org.apache.spark.sql.execution.datasources.FileFormatWriter$.write(FileFormatWriter.scala:202)
     at org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand.run(InsertIntoHadoopFsRelationCommand.scala:169)
     at org.apache.spark.sql.execution.command.DataWritingCommandExec.sideEffectResult$lzycompute(commands.scala:104)
     at org.apache.spark.sql.execution.command.DataWritingCommandExec.sideEffectResult(commands.scala:102)
     at org.apache.spark.sql.execution.command.DataWritingCommandExec.doExecute(commands.scala:122)
     at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:141)
     at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:137)
     at org.apache.spark.sql.execution.SparkPlan$$anonfun$executeQuery$1.apply(SparkPlan.scala:165)
     at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
   ```


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