{"Event":"SparkListenerLogStart","Spark Version":"3.5.1"}
{"Event":"SparkListenerResourceProfileAdded","Resource Profile Id":0,"Executor Resource Requests":{"cores":{"Resource Name":"cores","Amount":1,"Discovery Script":"","Vendor":""},"memory":{"Resource Name":"memory","Amount":512,"Discovery Script":"","Vendor":""},"offHeap":{"Resource Name":"offHeap","Amount":0,"Discovery Script":"","Vendor":""}},"Task Resource Requests":{"cpus":{"Resource Name":"cpus","Amount":1.0}}}
{"Event":"SparkListenerBlockManagerAdded","Block Manager ID":{"Executor ID":"driver","Host":"ee809c6a297f","Port":43069},"Maximum Memory":455501414,"Timestamp":1771710577948,"Maximum Onheap Memory":455501414,"Maximum Offheap Memory":0}
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Classpath","/opt/spark/jars/netty-transport-native-kqueue-4.1.96.Final-osx-x86_64.jar":"System Classpath","/opt/spark/conf/":"System Classpath","/opt/spark/jars/curator-recipes-2.13.0.jar":"System Classpath","/opt/spark/jars/jakarta.validation-api-2.0.2.jar":"System Classpath","/opt/spark/jars/parquet-common-1.13.1.jar":"System Classpath","/opt/spark/jars/log4j-slf4j2-impl-2.20.0.jar":"System Classpath","/opt/spark/jars/kubernetes-model-batch-6.7.2.jar":"System Classpath","/opt/spark/jars/kubernetes-httpclient-okhttp-6.7.2.jar":"System Classpath","/opt/spark/jars/spire-macros_2.12-0.17.0.jar":"System Classpath","/opt/spark/jars/datasketches-java-3.3.0.jar":"System Classpath","/opt/spark/jars/metrics-jmx-4.2.19.jar":"System Classpath","/opt/spark/jars/hk2-locator-2.6.1.jar":"System Classpath","/opt/spark/jars/lz4-java-1.8.0.jar":"System Classpath","/opt/spark/jars/scala-xml_2.12-2.1.0.jar":"System Classpath","/opt/spark/jars/hive-shims-0.23-2.3.9.jar":"System Classpath","/opt/spark/jars/orc-shims-1.9.2.jar":"System Classpath","/opt/spark/jars/spire-platform_2.12-0.17.0.jar":"System Classpath","/opt/spark/jars/jakarta.xml.bind-api-2.3.2.jar":"System Classpath","/opt/spark/jars/commons-lang3-3.12.0.jar":"System Classpath","/opt/spark/jars/JLargeArrays-1.5.jar":"System Classpath","/opt/spark/jars/kubernetes-model-rbac-6.7.2.jar":"System Classpath","/opt/spark/jars/jakarta.inject-2.6.1.jar":"System Classpath","/opt/spark/jars/hive-shims-2.3.9.jar":"System Classpath","/opt/spark/jars/parquet-jackson-1.13.1.jar":"System Classpath","/opt/spark/jars/httpcore-4.4.16.jar":"System Classpath","/opt/spark/jars/spark-repl_2.12-3.5.1.jar":"System Classpath","/opt/spark/jars/jodd-core-3.5.2.jar":"System Classpath","/opt/spark/jars/avro-mapred-1.11.2.jar":"System Classpath","/opt/spark/jars/jackson-core-2.15.2.jar":"System Classpath","/opt/spark/jars/netty-transport-native-kqueue-4.1.96.Final-osx-aarch_64.jar":"System Classpath","/opt/spark/jars/json-1.8.jar":"System Classpath","/opt/spark/jars/commons-crypto-1.1.0.jar":"System Classpath","/opt/spark/jars/arrow-vector-12.0.1.jar":"System Classpath","/opt/spark/jars/stax-api-1.0.1.jar":"System Classpath","/opt/spark/jars/hive-beeline-2.3.9.jar":"System Classpath","/opt/spark/jars/spark-yarn_2.12-3.5.1.jar":"System Classpath","/opt/spark/jars/datanucleus-rdbms-4.1.19.jar":"System Classpath","/opt/spark/jars/httpclient-4.5.14.jar":"System Classpath","/opt/spark/jars/okhttp-3.12.12.jar":"System Classpath","/opt/spark/jars/commons-logging-1.1.3.jar":"System Classpath","/opt/spark/jars/datanucleus-core-4.1.17.jar":"System Classpath","/opt/spark/jars/jline-2.14.6.jar":"System Classpath","/opt/spark/jars/kryo-shaded-4.0.2.jar":"System Classpath","/opt/spark/jars/commons-cli-1.5.0.jar":"System Classpath","/opt/spark/jars/jackson-module-scala_2.12-2.15.2.jar":"System Classpath","/opt/spark/jars/HikariCP-2.5.1.jar":"System Classpath","/opt/spark/jars/dropwizard-metrics-hadoop-metrics2-reporter-0.1.2.jar":"System Classpath","/opt/spark/jars/json4s-scalap_2.12-3.7.0-M11.jar":"System Classpath","/opt/spark/jars/spark-network-common_2.12-3.5.1.jar":"System Classpath","/opt/spark/jars/orc-mapreduce-1.9.2-shaded-protobuf.jar":"System Classpath","/opt/spark/jars/chill-java-0.10.0.jar":"System Classpath","/opt/spark/jars/aircompressor-0.26.jar":"System Classpath","/opt/spark/jars/arpack_combined_all-0.1.jar":"System Classpath","/opt/spark/jars/scala-parser-combinators_2.12-2.3.0.jar":"System Classpath","/opt/spark/jars/zookeeper-3.6.3.jar":"System Classpath","/opt/spark/jars/hive-llap-common-2.3.9.jar":"System Classpath","/opt/spark/jars/okio-1.15.0.jar":"System Classpath","/opt/spark/jars/hive-jdbc-2.3.9.jar":"System Classpath","/opt/spark/jars/netty-resolver-4.1.96.Final.jar":"System Classpath","/opt/spark/jars/jpam-1.1.jar":"System Classpath","/opt/spark/jars/avro-1.11.2.jar":"System Classpath","/opt/spark/jars/opencsv-2.3.jar":"System Classpath","/opt/spark/jars/netty-transport-native-unix-common-4.1.96.Final.jar":"System Classpath","/opt/spark/jars/parquet-hadoop-1.13.1.jar":"System Classpath","/opt/spark/jars/spark-sql-api_2.12-3.5.1.jar":"System Classpath","/opt/spark/jars/curator-framework-2.13.0.jar":"System Classpath","/opt/spark/jars/jackson-core-asl-1.9.13.jar":"System Classpath","/opt/spark/jars/jackson-dataformat-yaml-2.15.2.jar":"System Classpath","/opt/spark/jars/arrow-memory-netty-12.0.1.jar":"System Classpath","/opt/spark/jars/stream-2.9.6.jar":"System Classpath","/opt/spark/jars/hive-cli-2.3.9.jar":"System Classpath","/opt/spark/jars/kubernetes-model-events-6.7.2.jar":"System Classpath","/opt/spark/jars/jackson-datatype-jsr310-2.15.2.jar":"System Classpath","/opt/spark/jars/avro-ipc-1.11.2.jar":"System Classpath","/opt/spark/jars/rocksdbjni-8.3.2.jar":"System Classpath","/opt/spark/jars/kubernetes-model-node-6.7.2.jar":"System Classpath","/opt/spark/jars/commons-compiler-3.1.9.jar":"System Classpath","/opt/spark/jars/ST4-4.0.4.jar":"System Classpath","/opt/spark/jars/log4j-1.2-api-2.20.0.jar":"System Classpath","/opt/spark/jars/datasketches-memory-2.1.0.jar":"System Classpath","/opt/spark/jars/kubernetes-client-api-6.7.2.jar":"System Classpath","/opt/spark/jars/arrow-format-12.0.1.jar":"System Classpath","/opt/spark/jars/orc-core-1.9.2-shaded-protobuf.jar":"System Classpath","/opt/spark/jars/arpack-3.0.3.jar":"System Classpath","/opt/spark/jars/kubernetes-model-resource-6.7.2.jar":"System Classpath","/opt/spark/jars/osgi-resource-locator-1.0.3.jar":"System Classpath","/opt/spark/jars/spark-mllib_2.12-3.5.1.jar":"System Classpath","/opt/spark/jars/zstd-jni-1.5.5-4.jar":"System Classpath","/opt/spark/jars/jakarta.ws.rs-api-2.1.6.jar":"System Classpath","/opt/spark/jars/hadoop-shaded-guava-1.1.1.jar":"System Classpath","/opt/spark/jars/hk2-utils-2.6.1.jar":"System Classpath","/opt/spark/jars/audience-annotations-0.5.0.jar":"System Classpath","/opt/spark/jars/flatbuffers-java-1.12.0.jar":"System Classpath","/opt/spark/jars/janino-3.1.9.jar":"System Classpath","/opt/spark/jars/spark-catalyst_2.12-3.5.1.jar":"System Classpath","/opt/spark/jars/commons-math3-3.6.1.jar":"System Classpath","/opt/spark/jars/transaction-api-1.1.jar":"System Classpath","/opt/spark/jars/kubernetes-model-storageclass-6.7.2.jar":"System Classpath","/opt/spark/jars/libfb303-0.9.3.jar":"System Classpath","/opt/spark/jars/hive-shims-common-2.3.9.jar":"System Classpath","/opt/spark/jars/jersey-container-servlet-core-2.40.jar":"System Classpath","/opt/spark/jars/netty-codec-http2-4.1.96.Final.jar":"System Classpath","/opt/spark/jars/pickle-1.3.jar":"System Classpath","/opt/spark/jars/kubernetes-model-flowcontrol-6.7.2.jar":"System Classpath","/opt/spark/jars/threeten-extra-1.7.1.jar":"System Classpath","/opt/spark/jars/kubernetes-model-apps-6.7.2.jar":"System Classpath","/opt/spark/jars/javax.jdo-3.2.0-m3.jar":"System Classpath","/opt/spark/jars/kubernetes-model-extensions-6.7.2.jar":"System Classpath","/opt/spark/jars/netty-codec-socks-4.1.96.Final.jar":"System Classpath","/opt/spark/jars/commons-io-2.13.0.jar":"System Classpath","/opt/spark/jars/jersey-container-servlet-2.40.jar":"System Classpath","/opt/spark/jars/spark-kubernetes_2.12-3.5.1.jar":"System Classpath","/opt/spark/jars/zjsonpatch-0.3.0.jar":"System Classpath","/opt/spark/jars/commons-collections4-4.4.jar":"System Classpath"}}
{"Event":"SparkListenerApplicationStart","App Name":"TestNotebookStudent10","App ID":"app-20260222014937-0019","Timestamp":1771710577342,"User":"jovyan"}
{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionStart","executionId":0,"rootExecutionId":0,"description":"showString at <unknown>:0","details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","physicalPlanDescription":"== Physical Plan ==\nCollectLimit (3)\n+- * Project (2)\n   +- * Scan ExistingRDD (1)\n\n\n(1) Scan ExistingRDD [codegen id : 1]\nOutput [3]: [name#0, dept#1, age#2L]\nArguments: [name#0, dept#1, age#2L], MapPartitionsRDD[4] at applySchemaToPythonRDD at <unknown>:0, ExistingRDD, UnknownPartitioning(0)\n\n(2) Project [codegen id : 1]\nOutput [3]: [toprettystring(name#0, Some(Etc/UTC)) AS toprettystring(name)#9, toprettystring(dept#1, Some(Etc/UTC)) AS toprettystring(dept)#10, toprettystring(age#2L, Some(Etc/UTC)) AS toprettystring(age)#11]\nInput [3]: [name#0, dept#1, age#2L]\n\n(3) CollectLimit\nInput [3]: [toprettystring(name)#9, toprettystring(dept)#10, toprettystring(age)#11]\nArguments: 21\n\n","sparkPlanInfo":{"nodeName":"CollectLimit","simpleString":"CollectLimit 21","children":[{"nodeName":"WholeStageCodegen (1)","simpleString":"WholeStageCodegen (1)","children":[{"nodeName":"Project","simpleString":"Project [toprettystring(name#0, Some(Etc/UTC)) AS toprettystring(name)#9, toprettystring(dept#1, Some(Etc/UTC)) AS toprettystring(dept)#10, toprettystring(age#2L, Some(Etc/UTC)) AS toprettystring(age)#11]","children":[{"nodeName":"Scan ExistingRDD","simpleString":"Scan ExistingRDD[name#0,dept#1,age#2L]","children":[],"metadata":{},"metrics":[{"name":"number of output rows","accumulatorId":22,"metricType":"sum"}]}],"metadata":{},"metrics":[]}],"metadata":{},"metrics":[{"name":"duration","accumulatorId":21,"metricType":"timing"}]}],"metadata":{},"metrics":[{"name":"shuffle records written","accumulatorId":19,"metricType":"sum"},{"name":"local merged chunks fetched","accumulatorId":13,"metricType":"sum"},{"name":"shuffle write time","accumulatorId":20,"metricType":"nsTiming"},{"name":"remote merged bytes read","accumulatorId":14,"metricType":"size"},{"name":"local merged blocks fetched","accumulatorId":11,"metricType":"sum"},{"name":"corrupt merged block chunks","accumulatorId":8,"metricType":"sum"},{"name":"remote merged reqs duration","accumulatorId":17,"metricType":"timing"},{"name":"remote merged blocks fetched","accumulatorId":10,"metricType":"sum"},{"name":"records read","accumulatorId":7,"metricType":"sum"},{"name":"local bytes read","accumulatorId":5,"metricType":"size"},{"name":"fetch wait time","accumulatorId":6,"metricType":"timing"},{"name":"remote bytes read","accumulatorId":3,"metricType":"size"},{"name":"merged fetch fallback count","accumulatorId":9,"metricType":"sum"},{"name":"local blocks read","accumulatorId":2,"metricType":"sum"},{"name":"remote merged chunks fetched","accumulatorId":12,"metricType":"sum"},{"name":"remote blocks read","accumulatorId":1,"metricType":"sum"},{"name":"local merged bytes read","accumulatorId":15,"metricType":"size"},{"name":"remote reqs duration","accumulatorId":16,"metricType":"timing"},{"name":"remote bytes read to disk","accumulatorId":4,"metricType":"size"},{"name":"shuffle bytes written","accumulatorId":18,"metricType":"size"}]},"time":1771710580577,"modifiedConfigs":{},"jobTags":[]}
{"Event":"SparkListenerExecutorAdded","Timestamp":1771710580607,"Executor ID":"1","Executor Info":{"Host":"172.28.0.39","Total Cores":1,"Log Urls":{"stdout":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=1&logType=stdout","stderr":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=1&logType=stderr"},"Attributes":{},"Resources":{},"Resource Profile Id":0,"Registration Time":1771710580607}}
{"Event":"SparkListenerBlockManagerAdded","Block Manager ID":{"Executor ID":"1","Host":"172.28.0.39","Port":40929},"Maximum Memory":133378867,"Timestamp":1771710580710,"Maximum Onheap Memory":133378867,"Maximum Offheap Memory":0}
{"Event":"SparkListenerExecutorAdded","Timestamp":1771710580739,"Executor ID":"2","Executor Info":{"Host":"172.28.0.39","Total Cores":1,"Log Urls":{"stdout":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=2&logType=stdout","stderr":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=2&logType=stderr"},"Attributes":{},"Resources":{},"Resource Profile Id":0,"Registration Time":1771710580739}}
{"Event":"SparkListenerExecutorAdded","Timestamp":1771710580742,"Executor ID":"0","Executor Info":{"Host":"172.28.0.39","Total Cores":1,"Log Urls":{"stdout":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=0&logType=stdout","stderr":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=0&logType=stderr"},"Attributes":{},"Resources":{},"Resource Profile Id":0,"Registration Time":1771710580742}}
{"Event":"SparkListenerExecutorAdded","Timestamp":1771710580769,"Executor ID":"3","Executor Info":{"Host":"172.28.0.39","Total Cores":1,"Log Urls":{"stdout":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=3&logType=stdout","stderr":"http://172.28.0.39:8081/logPage/?appId=app-20260222014937-0019&executorId=3&logType=stderr"},"Attributes":{},"Resources":{},"Resource Profile Id":0,"Registration Time":1771710580769}}
{"Event":"SparkListenerBlockManagerAdded","Block Manager ID":{"Executor ID":"0","Host":"172.28.0.39","Port":33161},"Maximum Memory":133378867,"Timestamp":1771710580834,"Maximum Onheap Memory":133378867,"Maximum Offheap Memory":0}
{"Event":"SparkListenerBlockManagerAdded","Block Manager ID":{"Executor ID":"3","Host":"172.28.0.39","Port":34551},"Maximum Memory":133378867,"Timestamp":1771710580852,"Maximum Onheap Memory":133378867,"Maximum Offheap Memory":0}
{"Event":"SparkListenerBlockManagerAdded","Block Manager ID":{"Executor ID":"2","Host":"172.28.0.39","Port":40889},"Maximum Memory":133378867,"Timestamp":1771710580869,"Maximum Onheap Memory":133378867,"Maximum Offheap Memory":0}
{"Event":"SparkListenerJobStart","Job ID":0,"Submission Time":1771710580944,"Stage Infos":[{"Stage ID":0,"Stage Attempt ID":0,"Stage Name":"showString at <unknown>:0","Number of Tasks":1,"RDD Info":[{"RDD ID":6,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"7\",\"name\":\"mapPartitionsInternal\"}","Callsite":"showString at <unknown>:0","Parent IDs":[5],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":4,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"3\",\"name\":\"mapPartitions\"}","Callsite":"applySchemaToPythonRDD at <unknown>:0","Parent IDs":[3],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":0,"Name":"ParallelCollectionRDD","Scope":"{\"id\":\"0\",\"name\":\"parallelize\"}","Callsite":"readRDDFromFile at PythonRDD.scala:289","Parent IDs":[],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":1,"Name":"PythonRDD","Callsite":"RDD at PythonRDD.scala:53","Parent IDs":[0],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":5,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"4\",\"name\":\"WholeStageCodegen (1)\"}","Callsite":"showString at <unknown>:0","Parent IDs":[4],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":2,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"1\",\"name\":\"mapPartitions\"}","Callsite":"mapPartitions at SerDeUtil.scala:117","Parent IDs":[1],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":3,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"2\",\"name\":\"map\"}","Callsite":"map at SerDeUtil.scala:69","Parent IDs":[2],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0}],"Parent 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IDs":[],"Details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","Submission Time":1771710581838,"Accumulables":[],"Resource Profile Id":0,"Shuffle Push Enabled":false,"Shuffle Push Mergers 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--add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false","spark.ui.showConsoleProgress":"true","spark.sql.execution.root.id":"0","spark.serializer.objectStreamReset":"100","spark.driver.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED 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{"Event":"SparkListenerTaskStart","Stage ID":1,"Stage Attempt ID":0,"Task Info":{"Task ID":1,"Index":0,"Attempt":0,"Partition ID":1,"Launch Time":1771710581845,"Executor ID":"2","Host":"172.28.0.39","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Killed":false,"Accumulables":[]}}
{"Event":"SparkListenerTaskEnd","Stage ID":1,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":1,"Index":0,"Attempt":0,"Partition ID":1,"Launch Time":1771710581845,"Executor ID":"2","Host":"172.28.0.39","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1771710581912,"Failed":false,"Killed":false,"Accumulables":[{"ID":21,"Name":"duration","Update":"41","Value":"45","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":22,"Name":"number of output rows","Update":"2","Value":"4","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":58,"Name":"internal.metrics.executorDeserializeTime","Update":14,"Value":14,"Internal":true,"Count Failed Values":true},{"ID":59,"Name":"internal.metrics.executorDeserializeCpuTime","Update":9634050,"Value":9634050,"Internal":true,"Count Failed Values":true},{"ID":60,"Name":"internal.metrics.executorRunTime","Update":44,"Value":44,"Internal":true,"Count Failed Values":true},{"ID":61,"Name":"internal.metrics.executorCpuTime","Update":4256312,"Value":4256312,"Internal":true,"Count Failed Values":true},{"ID":62,"Name":"internal.metrics.resultSize","Update":1925,"Value":1925,"Internal":true,"Count Failed Values":true},{"ID":65,"Name":"internal.metrics.memoryBytesSpilled","Update":0,"Value":0,"Internal":true,"Count Failed Values":true},{"ID":66,"Name":"internal.metrics.diskBytesSpilled","Update":0,"Value":0,"Internal":true,"Count Failed Values":true}]},"Task Executor Metrics":{"JVMHeapMemory":0,"JVMOffHeapMemory":0,"OnHeapExecutionMemory":0,"OffHeapExecutionMemory":0,"OnHeapStorageMemory":0,"OffHeapStorageMemory":0,"OnHeapUnifiedMemory":0,"OffHeapUnifiedMemory":0,"DirectPoolMemory":0,"MappedPoolMemory":0,"ProcessTreeJVMVMemory":0,"ProcessTreeJVMRSSMemory":0,"ProcessTreePythonVMemory":0,"ProcessTreePythonRSSMemory":0,"ProcessTreeOtherVMemory":0,"ProcessTreeOtherRSSMemory":0,"MinorGCCount":0,"MinorGCTime":0,"MajorGCCount":0,"MajorGCTime":0,"TotalGCTime":0},"Task Metrics":{"Executor Deserialize Time":14,"Executor Deserialize CPU Time":9634050,"Executor Run Time":44,"Executor CPU Time":4256312,"Peak Execution Memory":0,"Result Size":1925,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":0,"Fetch Wait Time":0,"Remote Bytes Read":0,"Remote Bytes Read To Disk":0,"Local Bytes Read":0,"Total Records Read":0,"Remote Requests Duration":0,"Push Based Shuffle":{"Corrupt Merged Block Chunks":0,"Merged Fetch Fallback Count":0,"Merged Remote Blocks Fetched":0,"Merged Local Blocks Fetched":0,"Merged Remote Chunks Fetched":0,"Merged Local Chunks Fetched":0,"Merged Remote Bytes Read":0,"Merged Local Bytes Read":0,"Merged Remote Requests Duration":0}},"Shuffle Write Metrics":{"Shuffle Bytes Written":0,"Shuffle Write Time":0,"Shuffle Records Written":0},"Input Metrics":{"Bytes Read":0,"Records Read":0},"Output Metrics":{"Bytes Written":0,"Records Written":0},"Updated Blocks":[]}}
{"Event":"SparkListenerStageCompleted","Stage Info":{"Stage ID":1,"Stage Attempt ID":0,"Stage Name":"showString at <unknown>:0","Number of Tasks":1,"RDD Info":[{"RDD ID":6,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"7\",\"name\":\"mapPartitionsInternal\"}","Callsite":"showString at <unknown>:0","Parent IDs":[5],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":4,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"3\",\"name\":\"mapPartitions\"}","Callsite":"applySchemaToPythonRDD at <unknown>:0","Parent IDs":[3],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":0,"Name":"ParallelCollectionRDD","Scope":"{\"id\":\"0\",\"name\":\"parallelize\"}","Callsite":"readRDDFromFile at PythonRDD.scala:289","Parent IDs":[],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":1,"Name":"PythonRDD","Callsite":"RDD at PythonRDD.scala:53","Parent IDs":[0],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":5,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"4\",\"name\":\"WholeStageCodegen (1)\"}","Callsite":"showString at <unknown>:0","Parent IDs":[4],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":2,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"1\",\"name\":\"mapPartitions\"}","Callsite":"mapPartitions at SerDeUtil.scala:117","Parent IDs":[1],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":3,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"2\",\"name\":\"map\"}","Callsite":"map at SerDeUtil.scala:69","Parent IDs":[2],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0}],"Parent IDs":[],"Details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","Submission Time":1771710581838,"Completion Time":1771710581913,"Accumulables":[{"ID":21,"Name":"duration","Value":"45","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":22,"Name":"number of output rows","Value":"4","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":58,"Name":"internal.metrics.executorDeserializeTime","Value":14,"Internal":true,"Count Failed Values":true},{"ID":59,"Name":"internal.metrics.executorDeserializeCpuTime","Value":9634050,"Internal":true,"Count Failed Values":true},{"ID":60,"Name":"internal.metrics.executorRunTime","Value":44,"Internal":true,"Count Failed Values":true},{"ID":61,"Name":"internal.metrics.executorCpuTime","Value":4256312,"Internal":true,"Count Failed Values":true},{"ID":62,"Name":"internal.metrics.resultSize","Value":1925,"Internal":true,"Count Failed Values":true},{"ID":65,"Name":"internal.metrics.memoryBytesSpilled","Value":0,"Internal":true,"Count Failed Values":true},{"ID":66,"Name":"internal.metrics.diskBytesSpilled","Value":0,"Internal":true,"Count Failed Values":true}],"Resource Profile Id":0,"Shuffle Push Enabled":false,"Shuffle Push Mergers Count":0}}
{"Event":"SparkListenerJobEnd","Job ID":1,"Completion Time":1771710581914,"Job Result":{"Result":"JobSucceeded"}}
{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionEnd","executionId":0,"time":1771710582408,"errorMessage":""}
{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionStart","executionId":1,"rootExecutionId":1,"description":"count at <unknown>:0","details":"org.apache.spark.sql.Dataset.count(Dataset.scala:3613)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","physicalPlanDescription":"== Physical Plan ==\nAdaptiveSparkPlan (6)\n+- HashAggregate (5)\n   +- Exchange (4)\n      +- HashAggregate (3)\n         +- Project (2)\n            +- Scan ExistingRDD (1)\n\n\n(1) Scan ExistingRDD\nOutput [3]: [name#0, dept#1, age#2L]\nArguments: [name#0, dept#1, age#2L], MapPartitionsRDD[4] at applySchemaToPythonRDD at <unknown>:0, ExistingRDD, UnknownPartitioning(0)\n\n(2) Project\nOutput: []\nInput [3]: [name#0, dept#1, age#2L]\n\n(3) HashAggregate\nInput: []\nKeys: []\nFunctions [1]: [partial_count(1)]\nAggregate Attributes [1]: [count#25L]\nResults [1]: [count#26L]\n\n(4) Exchange\nInput [1]: [count#26L]\nArguments: SinglePartition, ENSURE_REQUIREMENTS, [plan_id=27]\n\n(5) HashAggregate\nInput [1]: [count#26L]\nKeys: []\nFunctions [1]: [count(1)]\nAggregate Attributes [1]: [count(1)#22L]\nResults [1]: [count(1)#22L AS count#23L]\n\n(6) AdaptiveSparkPlan\nOutput [1]: [count#23L]\nArguments: isFinalPlan=false\n\n","sparkPlanInfo":{"nodeName":"AdaptiveSparkPlan","simpleString":"AdaptiveSparkPlan isFinalPlan=false","children":[{"nodeName":"HashAggregate","simpleString":"HashAggregate(keys=[], functions=[count(1)])","children":[{"nodeName":"Exchange","simpleString":"Exchange SinglePartition, ENSURE_REQUIREMENTS, [plan_id=27]","children":[{"nodeName":"HashAggregate","simpleString":"HashAggregate(keys=[], functions=[partial_count(1)])","children":[{"nodeName":"Project","simpleString":"Project","children":[{"nodeName":"Scan ExistingRDD","simpleString":"Scan ExistingRDD[name#0,dept#1,age#2L]","children":[],"metadata":{},"metrics":[{"name":"number of output rows","accumulatorId":127,"metricType":"sum"}]}],"metadata":{},"metrics":[]}],"metadata":{},"metrics":[{"name":"spill size","accumulatorId":123,"metricType":"size"},{"name":"time in aggregation build","accumulatorId":124,"metricType":"timing"},{"name":"peak memory","accumulatorId":122,"metricType":"size"},{"name":"number of 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size","accumulatorId":95,"metricType":"size"},{"name":"time in aggregation build","accumulatorId":96,"metricType":"timing"},{"name":"peak memory","accumulatorId":94,"metricType":"size"},{"name":"number of output rows","accumulatorId":93,"metricType":"sum"},{"name":"number of sort fallback tasks","accumulatorId":98,"metricType":"sum"},{"name":"avg hash probes per key","accumulatorId":97,"metricType":"average"}]}],"metadata":{},"metrics":[]},"time":1771710582476,"modifiedConfigs":{},"jobTags":[]}
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Exchange\nInput [1]: [count#26L]\nArguments: SinglePartition, ENSURE_REQUIREMENTS, [plan_id=35]\n\n(5) ShuffleQueryStage\nOutput [1]: [count#26L]\nArguments: 0\n\n(6) HashAggregate\nInput [1]: [count#26L]\nKeys: []\nFunctions [1]: [count(1)]\nAggregate Attributes [1]: [count(1)#22L]\nResults [1]: [count(1)#22L AS count#23L]\n\n(7) Exchange\nInput [1]: [count#26L]\nArguments: SinglePartition, ENSURE_REQUIREMENTS, [plan_id=27]\n\n(8) HashAggregate\nInput [1]: [count#26L]\nKeys: []\nFunctions [1]: [count(1)]\nAggregate Attributes [1]: [count(1)#22L]\nResults [1]: [count(1)#22L AS count#23L]\n\n(9) AdaptiveSparkPlan\nOutput [1]: [count#23L]\nArguments: isFinalPlan=false\n\n","sparkPlanInfo":{"nodeName":"AdaptiveSparkPlan","simpleString":"AdaptiveSparkPlan isFinalPlan=false","children":[{"nodeName":"HashAggregate","simpleString":"HashAggregate(keys=[], functions=[count(1)])","children":[{"nodeName":"ShuffleQueryStage","simpleString":"ShuffleQueryStage 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{"Event":"org.apache.spark.sql.execution.ui.SparkListenerDriverAccumUpdates","executionId":1,"accumUpdates":[[135,1]]}
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--add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false","spark.ui.showConsoleProgress":"true","spark.sql.execution.root.id":"1","spark.serializer.objectStreamReset":"100","spark.driver.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false"}}
{"Event":"SparkListenerStageSubmitted","Stage Info":{"Stage ID":4,"Stage Attempt ID":0,"Stage Name":"count at <unknown>:0","Number of Tasks":1,"RDD Info":[{"RDD ID":11,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"26\",\"name\":\"mapPartitionsInternal\"}","Callsite":"count at <unknown>:0","Parent IDs":[10],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":9,"Name":"ShuffledRowRDD","Scope":"{\"id\":\"25\",\"name\":\"Exchange\"}","Callsite":"count at <unknown>:0","Parent IDs":[8],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD 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Count":0},"Properties":{"spark.driver.port":"33639","spark.submit.pyFiles":"","spark.app.startTime":"1771710577342","spark.rdd.scope":"{\"id\":\"27\",\"name\":\"collect\"}","spark.rdd.compress":"True","spark.app.submitTime":"1771710577201","spark.eventLog.dir":"file:/opt/spark-events","spark.sql.execution.id":"1","spark.history.fs.logDirectory":"file:/opt/spark-events","spark.cores.max":"4","spark.sql.warehouse.dir":"file:/home/jovyan/spark-warehouse","spark.rdd.scope.noOverride":"true","spark.executor.memory":"512m","spark.master":"spark://spark-master:7077","spark.executor.id":"driver","spark.app.name":"TestNotebookStudent10","spark.executor.cores":"1","spark.submit.deployMode":"client","spark.driver.host":"ee809c6a297f","spark.app.id":"app-20260222014937-0019","spark.eventLog.compress":"true","resource.executor.cores":"1","spark.eventLog.enabled":"true","__fetch_continuous_blocks_in_batch_enabled":"true","spark.executor.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false","spark.ui.showConsoleProgress":"true","spark.sql.execution.root.id":"1","spark.serializer.objectStreamReset":"100","spark.driver.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false"}}
{"Event":"SparkListenerTaskStart","Stage ID":4,"Stage Attempt ID":0,"Task Info":{"Task ID":4,"Index":0,"Attempt":0,"Partition ID":0,"Launch Time":1771710583488,"Executor ID":"0","Host":"172.28.0.39","Locality":"NODE_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Killed":false,"Accumulables":[]}}
{"Event":"SparkListenerTaskEnd","Stage ID":4,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":4,"Index":0,"Attempt":0,"Partition ID":0,"Launch Time":1771710583488,"Executor ID":"0","Host":"172.28.0.39","Locality":"NODE_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1771710583967,"Failed":false,"Killed":false,"Accumulables":[{"ID":137,"Name":"local blocks read","Update":"2","Value":"2","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":140,"Name":"local bytes read","Update":"118","Value":"118","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":141,"Name":"fetch wait time","Update":"0","Value":"0","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":142,"Name":"records read","Update":"2","Value":"2","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":192,"Name":"duration","Update":"5","Value":"5","Internal":true,"Count Failed 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Metrics":{"JVMHeapMemory":0,"JVMOffHeapMemory":0,"OnHeapExecutionMemory":0,"OffHeapExecutionMemory":0,"OnHeapStorageMemory":0,"OffHeapStorageMemory":0,"OnHeapUnifiedMemory":0,"OffHeapUnifiedMemory":0,"DirectPoolMemory":0,"MappedPoolMemory":0,"ProcessTreeJVMVMemory":0,"ProcessTreeJVMRSSMemory":0,"ProcessTreePythonVMemory":0,"ProcessTreePythonRSSMemory":0,"ProcessTreeOtherVMemory":0,"ProcessTreeOtherRSSMemory":0,"MinorGCCount":0,"MinorGCTime":0,"MajorGCCount":0,"MajorGCTime":0,"TotalGCTime":0},"Task Metrics":{"Executor Deserialize Time":215,"Executor Deserialize CPU Time":198719469,"Executor Run Time":240,"Executor CPU Time":230511344,"Peak Execution Memory":0,"Result Size":4038,"JVM GC Time":0,"Result Serialization Time":2,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":2,"Fetch Wait Time":0,"Remote Bytes Read":0,"Remote Bytes Read To Disk":0,"Local Bytes Read":118,"Total Records Read":2,"Remote Requests 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{"Event":"SparkListenerStageCompleted","Stage Info":{"Stage ID":4,"Stage Attempt ID":0,"Stage Name":"count at <unknown>:0","Number of Tasks":1,"RDD Info":[{"RDD ID":11,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"26\",\"name\":\"mapPartitionsInternal\"}","Callsite":"count at <unknown>:0","Parent IDs":[10],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":9,"Name":"ShuffledRowRDD","Scope":"{\"id\":\"25\",\"name\":\"Exchange\"}","Callsite":"count at <unknown>:0","Parent IDs":[8],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":10,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"21\",\"name\":\"WholeStageCodegen (2)\"}","Callsite":"count at <unknown>:0","Parent IDs":[9],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0}],"Parent IDs":[3],"Details":"org.apache.spark.sql.Dataset.count(Dataset.scala:3613)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","Submission Time":1771710583482,"Completion Time":1771710583968,"Accumulables":[{"ID":137,"Name":"local blocks read","Value":"2","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":140,"Name":"local bytes read","Value":"118","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":141,"Name":"fetch wait time","Value":"0","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":142,"Name":"records read","Value":"2","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":192,"Name":"duration","Value":"5","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":193,"Name":"number of output rows","Value":"1","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":196,"Name":"time in aggregation build","Value":"4","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":199,"Name":"internal.metrics.executorDeserializeTime","Value":215,"Internal":true,"Count Failed Values":true},{"ID":200,"Name":"internal.metrics.executorDeserializeCpuTime","Value":198719469,"Internal":true,"Count Failed Values":true},{"ID":201,"Name":"internal.metrics.executorRunTime","Value":240,"Internal":true,"Count Failed Values":true},{"ID":202,"Name":"internal.metrics.executorCpuTime","Value":230511344,"Internal":true,"Count Failed Values":true},{"ID":203,"Name":"internal.metrics.resultSize","Value":4038,"Internal":true,"Count Failed Values":true},{"ID":205,"Name":"internal.metrics.resultSerializationTime","Value":2,"Internal":true,"Count Failed Values":true},{"ID":210,"Name":"internal.metrics.shuffle.read.remoteBlocksFetched","Value":0,"Internal":true,"Count Failed Values":true},{"ID":211,"Name":"internal.metrics.shuffle.read.localBlocksFetched","Value":2,"Internal":true,"Count Failed Values":true},{"ID":212,"Name":"internal.metrics.shuffle.read.remoteBytesRead","Value":0,"Internal":true,"Count Failed Values":true},{"ID":213,"Name":"internal.metrics.shuffle.read.remoteBytesReadToDisk","Value":0,"Internal":true,"Count Failed Values":true},{"ID":214,"Name":"internal.metrics.shuffle.read.localBytesRead","Value":118,"Internal":true,"Count Failed Values":true},{"ID":215,"Name":"internal.metrics.shuffle.read.fetchWaitTime","Value":0,"Internal":true,"Count Failed Values":true},{"ID":216,"Name":"internal.metrics.shuffle.read.recordsRead","Value":2,"Internal":true,"Count Failed Values":true},{"ID":217,"Name":"internal.metrics.shuffle.push.read.corruptMergedBlockChunks","Value":0,"Internal":true,"Count Failed Values":true},{"ID":218,"Name":"internal.metrics.shuffle.push.read.mergedFetchFallbackCount","Value":0,"Internal":true,"Count Failed Values":true},{"ID":219,"Name":"internal.metrics.shuffle.push.read.remoteMergedBlocksFetched","Value":0,"Internal":true,"Count Failed Values":true},{"ID":220,"Name":"internal.metrics.shuffle.push.read.localMergedBlocksFetched","Value":0,"Internal":true,"Count Failed Values":true},{"ID":221,"Name":"internal.metrics.shuffle.push.read.remoteMergedChunksFetched","Value":0,"Internal":true,"Count Failed Values":true},{"ID":222,"Name":"internal.metrics.shuffle.push.read.localMergedChunksFetched","Value":0,"Internal":true,"Count Failed Values":true},{"ID":223,"Name":"internal.metrics.shuffle.push.read.remoteMergedBytesRead","Value":0,"Internal":true,"Count Failed Values":true},{"ID":224,"Name":"internal.metrics.shuffle.push.read.localMergedBytesRead","Value":0,"Internal":true,"Count Failed Values":true},{"ID":225,"Name":"internal.metrics.shuffle.read.remoteReqsDuration","Value":0,"Internal":true,"Count Failed Values":true},{"ID":226,"Name":"internal.metrics.shuffle.push.read.remoteMergedReqsDuration","Value":0,"Internal":true,"Count Failed Values":true}],"Resource Profile Id":0,"Shuffle Push Enabled":false,"Shuffle Push Mergers Count":0}}
{"Event":"SparkListenerJobEnd","Job ID":3,"Completion Time":1771710583968,"Job Result":{"Result":"JobSucceeded"}}
{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionEnd","executionId":1,"time":1771710583970,"errorMessage":""}
{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionStart","executionId":2,"rootExecutionId":2,"description":"showString at <unknown>:0","details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown 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dept#1, age#2L]\n\n(3) HashAggregate\nInput [2]: [dept#1, age#2L]\nKeys [1]: [dept#1]\nFunctions [1]: [partial_avg(age#2L)]\nAggregate Attributes [2]: [sum#40, count#41L]\nResults [3]: [dept#1, sum#42, count#43L]\n\n(4) Exchange\nInput [3]: [dept#1, sum#42, count#43L]\nArguments: hashpartitioning(dept#1, 200), ENSURE_REQUIREMENTS, [plan_id=62]\n\n(5) HashAggregate\nInput [3]: [dept#1, sum#42, count#43L]\nKeys [1]: [dept#1]\nFunctions [1]: [avg(age#2L)]\nAggregate Attributes [1]: [avg(age#2L)#30]\nResults [2]: [toprettystring(dept#1, Some(Etc/UTC)) AS toprettystring(dept)#36, toprettystring(avg(age#2L)#30, Some(Etc/UTC)) AS toprettystring(avg_age)#37]\n\n(6) CollectLimit\nInput [2]: [toprettystring(dept)#36, toprettystring(avg_age)#37]\nArguments: 21\n\n(7) AdaptiveSparkPlan\nOutput [2]: [toprettystring(dept)#36, toprettystring(avg_age)#37]\nArguments: isFinalPlan=false\n\n","sparkPlanInfo":{"nodeName":"AdaptiveSparkPlan","simpleString":"AdaptiveSparkPlan 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{"Event":"org.apache.spark.sql.execution.ui.SparkListenerDriverAccumUpdates","executionId":2,"accumUpdates":[[316,200]]}
{"Event":"SparkListenerJobStart","Job ID":4,"Submission Time":1771710584097,"Stage Infos":[{"Stage ID":5,"Stage Attempt ID":0,"Stage Name":"showString at <unknown>:0","Number of Tasks":2,"RDD Info":[{"RDD ID":13,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"34\",\"name\":\"Exchange\"}","Callsite":"showString at <unknown>:0","Parent IDs":[12],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":4,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"3\",\"name\":\"mapPartitions\"}","Callsite":"applySchemaToPythonRDD at <unknown>:0","Parent IDs":[3],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk 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{"Event":"SparkListenerStageSubmitted","Stage Info":{"Stage ID":5,"Stage Attempt ID":0,"Stage Name":"showString at <unknown>:0","Number of Tasks":2,"RDD Info":[{"RDD ID":13,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"34\",\"name\":\"Exchange\"}","Callsite":"showString at <unknown>:0","Parent IDs":[12],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":4,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"3\",\"name\":\"mapPartitions\"}","Callsite":"applySchemaToPythonRDD at <unknown>:0","Parent IDs":[3],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":2,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD 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{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLAdaptiveExecutionUpdate","executionId":2,"physicalPlanDescription":"== Physical Plan ==\nAdaptiveSparkPlan (11)\n+- == Final Plan ==\n   * HashAggregate (7)\n   +- AQEShuffleRead (6)\n      +- ShuffleQueryStage (5), Statistics(sizeInBytes=160.0 B, rowCount=4)\n         +- Exchange (4)\n            +- * HashAggregate (3)\n               +- * Project (2)\n                  +- * Scan ExistingRDD (1)\n+- == Initial Plan ==\n   CollectLimit (10)\n   +- HashAggregate (9)\n      +- Exchange (8)\n         +- HashAggregate (3)\n            +- Project (2)\n               +- Scan ExistingRDD (1)\n\n\n(1) Scan ExistingRDD [codegen id : 1]\nOutput [3]: [name#0, dept#1, age#2L]\nArguments: [name#0, dept#1, age#2L], MapPartitionsRDD[4] at applySchemaToPythonRDD at <unknown>:0, ExistingRDD, UnknownPartitioning(0)\n\n(2) Project [codegen id : 1]\nOutput [2]: [dept#1, age#2L]\nInput [3]: [name#0, dept#1, age#2L]\n\n(3) HashAggregate [codegen id 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{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionEnd","executionId":2,"time":1771710585513,"errorMessage":""}
{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionStart","executionId":3,"rootExecutionId":3,"description":"showString at <unknown>:0","details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","physicalPlanDescription":"== Physical Plan ==\nCollectLimit (3)\n+- * Project (2)\n   +- * Scan ExistingRDD (1)\n\n\n(1) Scan ExistingRDD [codegen id : 1]\nOutput [3]: [name#49, dept#50, age#51L]\nArguments: [name#49, dept#50, age#51L], MapPartitionsRDD[21] at applySchemaToPythonRDD at <unknown>:0, ExistingRDD, UnknownPartitioning(0)\n\n(2) Project [codegen id : 1]\nOutput [3]: [toprettystring(name#49, Some(Etc/UTC)) AS toprettystring(name)#58, toprettystring(dept#50, Some(Etc/UTC)) AS toprettystring(dept)#59, toprettystring(age#51L, Some(Etc/UTC)) AS toprettystring(age)#60]\nInput [3]: [name#49, dept#50, age#51L]\n\n(3) CollectLimit\nInput [3]: [toprettystring(name)#58, toprettystring(dept)#59, toprettystring(age)#60]\nArguments: 21\n\n","sparkPlanInfo":{"nodeName":"CollectLimit","simpleString":"CollectLimit 21","children":[{"nodeName":"WholeStageCodegen (1)","simpleString":"WholeStageCodegen (1)","children":[{"nodeName":"Project","simpleString":"Project [toprettystring(name#49, Some(Etc/UTC)) AS toprettystring(name)#58, toprettystring(dept#50, Some(Etc/UTC)) AS toprettystring(dept)#59, toprettystring(age#51L, Some(Etc/UTC)) AS toprettystring(age)#60]","children":[{"nodeName":"Scan ExistingRDD","simpleString":"Scan ExistingRDD[name#49,dept#50,age#51L]","children":[],"metadata":{},"metrics":[{"name":"number of output rows","accumulatorId":439,"metricType":"sum"}]}],"metadata":{},"metrics":[]}],"metadata":{},"metrics":[{"name":"duration","accumulatorId":438,"metricType":"timing"}]}],"metadata":{},"metrics":[{"name":"shuffle records written","accumulatorId":436,"metricType":"sum"},{"name":"local merged chunks fetched","accumulatorId":430,"metricType":"sum"},{"name":"shuffle write time","accumulatorId":437,"metricType":"nsTiming"},{"name":"remote merged bytes read","accumulatorId":431,"metricType":"size"},{"name":"local merged blocks fetched","accumulatorId":428,"metricType":"sum"},{"name":"corrupt merged block chunks","accumulatorId":425,"metricType":"sum"},{"name":"remote merged reqs duration","accumulatorId":434,"metricType":"timing"},{"name":"remote merged blocks fetched","accumulatorId":427,"metricType":"sum"},{"name":"records read","accumulatorId":424,"metricType":"sum"},{"name":"local bytes read","accumulatorId":422,"metricType":"size"},{"name":"fetch wait time","accumulatorId":423,"metricType":"timing"},{"name":"remote bytes read","accumulatorId":420,"metricType":"size"},{"name":"merged fetch fallback count","accumulatorId":426,"metricType":"sum"},{"name":"local blocks read","accumulatorId":419,"metricType":"sum"},{"name":"remote merged chunks fetched","accumulatorId":429,"metricType":"sum"},{"name":"remote blocks read","accumulatorId":418,"metricType":"sum"},{"name":"local merged bytes read","accumulatorId":432,"metricType":"size"},{"name":"remote reqs duration","accumulatorId":433,"metricType":"timing"},{"name":"remote bytes read to disk","accumulatorId":421,"metricType":"size"},{"name":"shuffle bytes written","accumulatorId":435,"metricType":"size"}]},"time":1771710618603,"modifiedConfigs":{"spark.app.name":"TestNotebookStudent"},"jobTags":[]}
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[3]: [dept#50, sum#91, count#92L]\nKeys [1]: [dept#50]\nFunctions [1]: [avg(age#51L)]\nAggregate Attributes [1]: [avg(age#51L)#79]\nResults [2]: [toprettystring(dept#50, Some(Etc/UTC)) AS toprettystring(dept)#85, toprettystring(avg(age#51L)#79, Some(Etc/UTC)) AS toprettystring(avg_age)#86]\n\n(10) CollectLimit\nInput [2]: [toprettystring(dept)#85, toprettystring(avg_age)#86]\nArguments: 21\n\n(11) AdaptiveSparkPlan\nOutput [2]: [toprettystring(dept)#85, toprettystring(avg_age)#86]\nArguments: isFinalPlan=true\n\n","sparkPlanInfo":{"nodeName":"AdaptiveSparkPlan","simpleString":"AdaptiveSparkPlan isFinalPlan=true","children":[{"nodeName":"WholeStageCodegen (2)","simpleString":"WholeStageCodegen (2)","children":[{"nodeName":"HashAggregate","simpleString":"HashAggregate(keys=[dept#50], functions=[avg(age#51L)])","children":[{"nodeName":"InputAdapter","simpleString":"InputAdapter","children":[{"nodeName":"AQEShuffleRead","simpleString":"AQEShuffleRead coalesced","children":[{"nodeName":"ShuffleQueryStage","simpleString":"ShuffleQueryStage 0","children":[{"nodeName":"Exchange","simpleString":"Exchange hashpartitioning(dept#50, 200), ENSURE_REQUIREMENTS, [plan_id=159]","children":[{"nodeName":"WholeStageCodegen (1)","simpleString":"WholeStageCodegen (1)","children":[{"nodeName":"HashAggregate","simpleString":"HashAggregate(keys=[dept#50], functions=[partial_avg(age#51L)])","children":[{"nodeName":"Project","simpleString":"Project [dept#50, age#51L]","children":[{"nodeName":"Scan ExistingRDD","simpleString":"Scan ExistingRDD[name#49,dept#50,age#51L]","children":[],"metadata":{},"metrics":[{"name":"number of output rows","accumulatorId":705,"metricType":"sum"}]}],"metadata":{},"metrics":[]}],"metadata":{},"metrics":[{"name":"spill size","accumulatorId":701,"metricType":"size"},{"name":"time in aggregation build","accumulatorId":702,"metricType":"timing"},{"name":"peak memory","accumulatorId":700,"metricType":"size"},{"name":"number of output rows","accumulatorId":699,"metricType":"sum"},{"name":"number of sort fallback tasks","accumulatorId":704,"metricType":"sum"},{"name":"avg hash probes per key","accumulatorId":703,"metricType":"average"}]}],"metadata":{},"metrics":[{"name":"duration","accumulatorId":754,"metricType":"timing"}]}],"metadata":{},"metrics":[{"name":"shuffle records written","accumulatorId":752,"metricType":"sum"},{"name":"local merged chunks fetched","accumulatorId":746,"metricType":"sum"},{"name":"shuffle write time","accumulatorId":753,"metricType":"nsTiming"},{"name":"remote merged bytes read","accumulatorId":747,"metricType":"size"},{"name":"local merged blocks fetched","accumulatorId":744,"metricType":"sum"},{"name":"corrupt merged block chunks","accumulatorId":741,"metricType":"sum"},{"name":"remote merged reqs duration","accumulatorId":750,"metricType":"timing"},{"name":"remote merged blocks fetched","accumulatorId":743,"metricType":"sum"},{"name":"records read","accumulatorId":740,"metricType":"sum"},{"name":"local bytes read","accumulatorId":738,"metricType":"size"},{"name":"fetch wait time","accumulatorId":739,"metricType":"timing"},{"name":"remote bytes read","accumulatorId":736,"metricType":"size"},{"name":"merged fetch fallback count","accumulatorId":742,"metricType":"sum"},{"name":"local blocks read","accumulatorId":735,"metricType":"sum"},{"name":"remote merged chunks fetched","accumulatorId":745,"metricType":"sum"},{"name":"remote blocks read","accumulatorId":734,"metricType":"sum"},{"name":"data size","accumulatorId":732,"metricType":"size"},{"name":"local merged bytes read","accumulatorId":748,"metricType":"size"},{"name":"number of partitions","accumulatorId":733,"metricType":"sum"},{"name":"remote reqs duration","accumulatorId":749,"metricType":"timing"},{"name":"remote bytes read to disk","accumulatorId":737,"metricType":"size"},{"name":"shuffle bytes written","accumulatorId":751,"metricType":"size"}]}],"metadata":{},"metrics":[]}],"metadata":{},"metrics":[{"name":"number of partitions","accumulatorId":797,"metricType":"sum"},{"name":"partition data size","accumulatorId":798,"metricType":"size"},{"name":"number of coalesced partitions","accumulatorId":799,"metricType":"sum"}]}],"metadata":{},"metrics":[]}],"metadata":{},"metrics":[{"name":"spill size","accumulatorId":793,"metricType":"size"},{"name":"time in aggregation build","accumulatorId":794,"metricType":"timing"},{"name":"peak memory","accumulatorId":792,"metricType":"size"},{"name":"number of output rows","accumulatorId":791,"metricType":"sum"},{"name":"number of sort fallback tasks","accumulatorId":796,"metricType":"sum"},{"name":"avg hash probes per key","accumulatorId":795,"metricType":"average"}]}],"metadata":{},"metrics":[{"name":"duration","accumulatorId":790,"metricType":"timing"}]}],"metadata":{},"metrics":[]}}
{"Event":"org.apache.spark.sql.execution.ui.SparkListenerDriverAccumUpdates","executionId":5,"accumUpdates":[[797,1],[799,1],[798,320]]}
{"Event":"SparkListenerJobStart","Job ID":11,"Submission Time":1771710619797,"Stage Infos":[{"Stage ID":15,"Stage Attempt ID":0,"Stage Name":"showString at <unknown>:0","Number of Tasks":1,"RDD Info":[{"RDD ID":33,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"94\",\"name\":\"mapPartitionsInternal\"}","Callsite":"showString at <unknown>:0","Parent IDs":[32],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":32,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"90\",\"name\":\"WholeStageCodegen (2)\"}","Callsite":"showString at <unknown>:0","Parent IDs":[31],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":31,"Name":"ShuffledRowRDD","Scope":"{\"id\":\"93\",\"name\":\"AQEShuffleRead\"}","Callsite":"showString at <unknown>:0","Parent IDs":[30],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0}],"Parent IDs":[14],"Details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","Accumulables":[],"Resource Profile Id":0,"Shuffle Push Enabled":false,"Shuffle Push Mergers Count":0},{"Stage ID":14,"Stage Attempt ID":0,"Stage Name":"showString at <unknown>:0","Number of Tasks":4,"RDD Info":[{"RDD ID":30,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"85\",\"name\":\"Exchange\"}","Callsite":"showString at <unknown>:0","Parent IDs":[29],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":4,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":19,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"52\",\"name\":\"mapPartitions\"}","Callsite":"mapPartitions at SerDeUtil.scala:117","Parent IDs":[18],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":4,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":21,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"54\",\"name\":\"mapPartitions\"}","Callsite":"applySchemaToPythonRDD at <unknown>:0","Parent IDs":[20],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":4,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":29,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"86\",\"name\":\"WholeStageCodegen (1)\"}","Callsite":"showString at <unknown>:0","Parent IDs":[21],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":4,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":18,"Name":"PythonRDD","Callsite":"RDD at PythonRDD.scala:53","Parent IDs":[17],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":4,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":20,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"53\",\"name\":\"map\"}","Callsite":"map at SerDeUtil.scala:69","Parent IDs":[19],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":4,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":17,"Name":"ParallelCollectionRDD","Scope":"{\"id\":\"51\",\"name\":\"parallelize\"}","Callsite":"readRDDFromFile at PythonRDD.scala:289","Parent IDs":[],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"DETERMINATE","Number of Partitions":4,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0}],"Parent IDs":[],"Details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","Accumulables":[],"Resource Profile Id":0,"Shuffle Push Enabled":false,"Shuffle Push Mergers Count":0}],"Stage IDs":[15,14],"Properties":{"spark.driver.port":"33639","spark.submit.pyFiles":"","spark.app.startTime":"1771710577342","spark.rdd.scope":"{\"id\":\"95\",\"name\":\"collect\"}","spark.rdd.compress":"True","spark.app.submitTime":"1771710577201","spark.eventLog.dir":"file:/opt/spark-events","spark.sql.execution.id":"5","spark.history.fs.logDirectory":"file:/opt/spark-events","spark.cores.max":"4","spark.sql.warehouse.dir":"file:/home/jovyan/spark-warehouse","spark.rdd.scope.noOverride":"true","spark.executor.memory":"512m","spark.master":"spark://spark-master:7077","spark.executor.id":"driver","spark.app.name":"TestNotebookStudent","spark.executor.cores":"1","spark.submit.deployMode":"client","spark.driver.host":"ee809c6a297f","spark.app.id":"app-20260222014937-0019","spark.eventLog.compress":"true","spark.eventLog.enabled":"true","__fetch_continuous_blocks_in_batch_enabled":"true","spark.executor.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false","spark.ui.showConsoleProgress":"true","spark.sql.execution.root.id":"5","spark.serializer.objectStreamReset":"100","spark.driver.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false"}}
{"Event":"SparkListenerStageSubmitted","Stage Info":{"Stage ID":15,"Stage Attempt ID":0,"Stage Name":"showString at <unknown>:0","Number of Tasks":1,"RDD Info":[{"RDD ID":33,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"94\",\"name\":\"mapPartitionsInternal\"}","Callsite":"showString at <unknown>:0","Parent IDs":[32],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":32,"Name":"MapPartitionsRDD","Scope":"{\"id\":\"90\",\"name\":\"WholeStageCodegen (2)\"}","Callsite":"showString at <unknown>:0","Parent IDs":[31],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0},{"RDD ID":31,"Name":"ShuffledRowRDD","Scope":"{\"id\":\"93\",\"name\":\"AQEShuffleRead\"}","Callsite":"showString at <unknown>:0","Parent IDs":[30],"Storage Level":{"Use Disk":false,"Use Memory":false,"Use Off Heap":false,"Deserialized":false,"Replication":1},"Barrier":false,"DeterministicLevel":"UNORDERED","Number of Partitions":1,"Number of Cached Partitions":0,"Memory Size":0,"Disk Size":0}],"Parent IDs":[14],"Details":"org.apache.spark.sql.Dataset.showString(Dataset.scala:315)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\njava.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\njava.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\njava.base/java.lang.reflect.Method.invoke(Unknown Source)\npy4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)\npy4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)\npy4j.Gateway.invoke(Gateway.java:282)\npy4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)\npy4j.commands.CallCommand.execute(CallCommand.java:79)\npy4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)\npy4j.ClientServerConnection.run(ClientServerConnection.java:106)\njava.base/java.lang.Thread.run(Unknown Source)","Submission Time":1771710619799,"Accumulables":[],"Resource Profile Id":0,"Shuffle Push Enabled":false,"Shuffle Push Mergers Count":0},"Properties":{"spark.driver.port":"33639","spark.submit.pyFiles":"","spark.app.startTime":"1771710577342","spark.rdd.scope":"{\"id\":\"95\",\"name\":\"collect\"}","spark.rdd.compress":"True","spark.app.submitTime":"1771710577201","spark.eventLog.dir":"file:/opt/spark-events","spark.sql.execution.id":"5","spark.history.fs.logDirectory":"file:/opt/spark-events","spark.cores.max":"4","spark.sql.warehouse.dir":"file:/home/jovyan/spark-warehouse","spark.rdd.scope.noOverride":"true","spark.executor.memory":"512m","spark.master":"spark://spark-master:7077","spark.executor.id":"driver","spark.app.name":"TestNotebookStudent","spark.executor.cores":"1","spark.submit.deployMode":"client","spark.driver.host":"ee809c6a297f","spark.app.id":"app-20260222014937-0019","spark.eventLog.compress":"true","resource.executor.cores":"1","spark.eventLog.enabled":"true","__fetch_continuous_blocks_in_batch_enabled":"true","spark.executor.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false","spark.ui.showConsoleProgress":"true","spark.sql.execution.root.id":"5","spark.serializer.objectStreamReset":"100","spark.driver.extraJavaOptions":"-Djava.net.preferIPv6Addresses=false -XX:+IgnoreUnrecognizedVMOptions --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.cs=ALL-UNNAMED --add-opens=java.base/sun.security.action=ALL-UNNAMED --add-opens=java.base/sun.util.calendar=ALL-UNNAMED --add-opens=java.security.jgss/sun.security.krb5=ALL-UNNAMED -Djdk.reflect.useDirectMethodHandle=false"}}
{"Event":"SparkListenerTaskStart","Stage ID":15,"Stage Attempt ID":0,"Task Info":{"Task ID":21,"Index":0,"Attempt":0,"Partition ID":0,"Launch Time":1771710619805,"Executor ID":"3","Host":"172.28.0.39","Locality":"NODE_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Killed":false,"Accumulables":[]}}
{"Event":"SparkListenerTaskEnd","Stage ID":15,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":21,"Index":0,"Attempt":0,"Partition ID":0,"Launch Time":1771710619805,"Executor ID":"3","Host":"172.28.0.39","Locality":"NODE_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1771710619840,"Failed":false,"Killed":false,"Accumulables":[{"ID":735,"Name":"local blocks read","Update":"4","Value":"4","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":738,"Name":"local bytes read","Update":"306","Value":"306","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":739,"Name":"fetch wait time","Update":"0","Value":"0","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":740,"Name":"records read","Update":"4","Value":"4","Internal":true,"Count Failed Values":true,"Metadata":"sql"},{"ID":790,"Name":"duration","Update":"6","Value":"6","Internal":true,"Count Failed 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{"Event":"org.apache.spark.sql.execution.ui.SparkListenerSQLExecutionEnd","executionId":5,"time":1771710619844,"errorMessage":""}
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