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https://issues.apache.org/jira/browse/HIVE-13500?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Rajat Khandelwal updated HIVE-13500:
------------------------------------
Status: Patch Available (was: Open)
> Launching big queries fails with Out of Memory Exception
> --------------------------------------------------------
>
> Key: HIVE-13500
> URL: https://issues.apache.org/jira/browse/HIVE-13500
> Project: Hive
> Issue Type: Bug
> Reporter: Rajat Khandelwal
> Assignee: Rajat Khandelwal
> Attachments: HIVE-13500.patch
>
>
> There is a code snipped in Driver class in compile method:
> {noformat}
> if (conf.getBoolVar(ConfVars.HIVE_LOG_EXPLAIN_OUTPUT) ||
> conf.isWebUiQueryInfoCacheEnabled()) {
> String explainOutput = getExplainOutput(sem, plan, tree);
> if (explainOutput != null) {
> if (conf.getBoolVar(ConfVars.HIVE_LOG_EXPLAIN_OUTPUT)) {
> LOG.info("EXPLAIN output for queryid " + queryId + " : "
> + explainOutput);
> }
> if (conf.isWebUiQueryInfoCacheEnabled()) {
> queryDisplay.setExplainPlan(explainOutput);
> }
> }
> }
> {noformat}
> This is the stack trace
> {noformat}
> org.apache.hive.service.cli.HiveSQLException: Error running query:
> java.lang.OutOfMemoryError
> at
> org.apache.hive.service.cli.operation.SQLOperation.prepare(SQLOperation.java:178)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.operation.SQLOperation.runInternal(SQLOperation.java:216)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.operation.Operation.run(Operation.java:325)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementInternal(HiveSessionImpl.java:456)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementAsync(HiveSessionImpl.java:433)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> ~[?:1.8.0_72]
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> ~[?:1.8.0_72]
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> ~[?:1.8.0_72]
> at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_72]
> at
> org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:78)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.session.HiveSessionProxy.access$000(HiveSessionProxy.java:36)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.session.HiveSessionProxy$1.run(HiveSessionProxy.java:63)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at java.security.AccessController.doPrivileged(Native Method)
> ~[?:1.8.0_72]
> at javax.security.auth.Subject.doAs(Subject.java:422) ~[?:1.8.0_72]
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
> ~[hadoop-common-2.6.0.2.2.4.2-2.jar:?]
> at
> org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:59)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at com.sun.proxy.$Proxy33.executeStatementAsync(Unknown Source) ~[?:?]
> at
> org.apache.hive.service.cli.CLIService.executeStatementAsync(CLIService.java:272)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.thrift.ThriftCLIService.ExecuteStatement(ThriftCLIService.java:554)
> [hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.rpc.thrift.TCLIService$Processor$ExecuteStatement.getResult(TCLIService.java:1317)
> [hive-service-rpc-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.rpc.thrift.TCLIService$Processor$ExecuteStatement.getResult(TCLIService.java:1302)
> [hive-service-rpc-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> [hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
> [hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.auth.TSetIpAddressProcessor.process(TSetIpAddressProcessor.java:56)
> [hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:286)
> [hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [?:1.8.0_72]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [?:1.8.0_72]
> at java.lang.Thread.run(Thread.java:745) [?:1.8.0_72]
> Caused by: java.lang.OutOfMemoryError
> at
> java.io.ByteArrayOutputStream.hugeCapacity(ByteArrayOutputStream.java:123)
> ~[?:1.8.0_72]
> at java.io.ByteArrayOutputStream.grow(ByteArrayOutputStream.java:117)
> ~[?:1.8.0_72]
> at
> java.io.ByteArrayOutputStream.ensureCapacity(ByteArrayOutputStream.java:93)
> ~[?:1.8.0_72]
> at
> java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:153)
> ~[?:1.8.0_72]
> at java.io.PrintStream.write(PrintStream.java:480) ~[?:1.8.0_72]
> at sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:221)
> ~[?:1.8.0_72]
> at sun.nio.cs.StreamEncoder.implFlushBuffer(StreamEncoder.java:291)
> ~[?:1.8.0_72]
> at sun.nio.cs.StreamEncoder.flushBuffer(StreamEncoder.java:104)
> ~[?:1.8.0_72]
> at
> java.io.OutputStreamWriter.flushBuffer(OutputStreamWriter.java:185)
> ~[?:1.8.0_72]
> at java.io.PrintStream.write(PrintStream.java:527) ~[?:1.8.0_72]
> at java.io.PrintStream.print(PrintStream.java:683) ~[?:1.8.0_72]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputMap(ExplainTask.java:420)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:737)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:581)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:765)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:581)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputMap(ExplainTask.java:508)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:737)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:581)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:765)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:581)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:826)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.outputStagePlans(ExplainTask.java:970)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.exec.ExplainTask.getJSONPlan(ExplainTask.java:223)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at org.apache.hadoop.hive.ql.Driver.getExplainOutput(Driver.java:597)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:525)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:318)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1192)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hadoop.hive.ql.Driver.compileAndRespond(Driver.java:1179)
> ~[hive-exec-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> at
> org.apache.hive.service.cli.operation.SQLOperation.prepare(SQLOperation.java:144)
> ~[hive-service-2.1.0-SNAPSHOT.jar:2.1.0-SNAPSHOT]
> ... 27 more
>
> {noformat}
> Now, in plain English, in the compile phase, hive is trying to generate
> explain output and set that output in the query display. Generating the
> explain output fails with OOM.
> I propose that setting of the explain output in query display be made
> optional, so that queries can still launch.
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