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https://issues.apache.org/jira/browse/HIVE-18227?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16888165#comment-16888165
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Hive QA commented on HIVE-18227:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12975159/HIVE-18227.4.patch
{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.
{color:green}SUCCESS:{color} +1 due to 16682 tests passed
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/18086/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/18086/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-18086/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12975159 - PreCommit-HIVE-Build
> Tez parallel execution fail
> ---------------------------
>
> Key: HIVE-18227
> URL: https://issues.apache.org/jira/browse/HIVE-18227
> Project: Hive
> Issue Type: Bug
> Components: Tez
> Reporter: Daniel Dai
> Assignee: Daniel Dai
> Priority: Major
> Attachments: HIVE-18227.1.patch, HIVE-18227.2.patch,
> HIVE-18227.3.patch, HIVE-18227.4.patch
>
>
> Running tez Dag in parallel within a session fail. Here is the test case:
> {code}
> set hive.exec.parallel=true;
> set hive.merge.tezfiles=true;
> set tez.grouping.max-size=100000;
> set tez.grouping.min-size=10000;
> from student
> insert overwrite table student4 select *
> insert overwrite table student5 select *
> insert overwrite table student6 select *;
> {code}
> The merge task run in parallel and result the exception:
> {code}
> org.apache.tez.dag.api.TezException: App master already running a DAG
> at
> org.apache.tez.dag.app.DAGAppMaster.submitDAGToAppMaster(DAGAppMaster.java:1255)
> at
> org.apache.tez.dag.api.client.DAGClientHandler.submitDAG(DAGClientHandler.java:118)
> at
> org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolBlockingPBServerImpl.submitDAG(DAGClientAMProtocolBlockingPBServerImpl.java:161)
> at
> org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC$DAGClientAMProtocol$2.callBlockingMethod(DAGClientAMProtocolRPC.java:7471)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:616)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:982)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2273)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2269)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2267)
> {code}
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