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https://issues.apache.org/jira/browse/SPARK-21987?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16164184#comment-16164184
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jincheng commented on SPARK-21987:
----------------------------------
In fact , It only occurs when using SQL
> Spark 2.3 cannot read 2.2 event logs
> ------------------------------------
>
> Key: SPARK-21987
> URL: https://issues.apache.org/jira/browse/SPARK-21987
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.3.0
> Reporter: Marcelo Vanzin
> Priority: Blocker
>
> Reported by [~jincheng] in a comment in SPARK-18085:
> {noformat}
> com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException:
> Unrecognized field "metadata" (class
> org.apache.spark.sql.execution.SparkPlanInfo), not marked as ignorable (4
> known properties: "simpleString", "nodeName", "children", "metrics"])
> at [Source:
> {"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionStart","executionId":0,"description":"json
> at
> NativeMethodAccessorImpl.java:0","details":"org.apache.spark.sql.DataFrameWriter.json(DataFrameWriter.scala:487)\nsun.reflect.NativeMethodAccessorImpl.invoke0(Native
>
> Method)\nsun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)\nsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\njava.lang.reflect.Method.invoke(Method.java:498)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)\npy4j.Gateway.invoke(Gateway.java:280)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.GatewayConnection.run(GatewayConnection.java:214)\njava.lang.Thread.run(Thread.java:748)","physicalPlanDescription":"==
> Parsed Logical Plan ==\nRepartition 200, true\n+- LogicalRDD [uid#327L,
> gids#328]\n\n== Analyzed Logical Plan ==\nuid: bigint, gids:
> array<bigint>\nRepartition 200, true\n+- LogicalRDD [uid#327L,
> gids#328]\n\n== Optimized Logical Plan ==\nRepartition 200, true\n+-
> LogicalRDD [uid#327L, gids#328]\n\n== Physical Plan ==\nExchange
> RoundRobinPartitioning(200)\n+- Scan
> ExistingRDD[uid#327L,gids#328]","sparkPlanInfo":{"nodeName":"Exchange","simpleString":"Exchange
>
> RoundRobinPartitioning(200)","children":[{"nodeName":"ExistingRDD","simpleString":"Scan
>
> ExistingRDD[uid#327L,gids#328]","children":[],"metadata":{},"metrics":[{"name":"number
> of output
> rows","accumulatorId":140,"metricType":"sum"}]}],"metadata":{},"metrics":[{"name":"data
> size total (min, med,
> max)","accumulatorId":139,"metricType":"size"}]},"time":1504837052948}; line:
> 1, column: 1622] (through reference chain:
> org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionStart["sparkPlanInfo"]->org.apache.spark.sql.execution.SparkPlanInfo["children"]->com.fasterxml.jackson.module.scala.deser.BuilderWrapper[0]->org.apache.spark.sql.execution.SparkPlanInfo["metadata"])
> at
> com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException.from(UnrecognizedPropertyException.java:51)
> {noformat}
> This was caused by SPARK-17701 (which at this moment is still open even
> though the patch has been committed).
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