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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-18227) Tez parallel execution fail
Date Thu, 18 Jul 2019 15:56:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-18227?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16888094#comment-16888094
] 

Hive QA commented on HIVE-18227:
--------------------------------

| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  0s{color} |
{color:green} The patch does not contain any @author tags. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  1m 48s{color} | {color:blue}
Maven dependency ordering for branch {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 29s{color} | {color:blue}
Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m  0s{color}
| {color:green} The patch has no whitespace issues. {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 11s{color}
| {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black}  2m 53s{color} | {color:black}
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|| Subsystem || Report/Notes ||
| Optional Tests |  asflicense  |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.43-2+deb8u5 (2017-09-19)
x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-18086/dev-support/hive-personality.sh
|
| git revision | master / 374f361 |
| modules | C: ql itests U: . |
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-18086/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> 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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