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From "Abhishek Girish (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (DRILL-1538) Memory leak observed with TPCH queries on MapR-DB data (SF-100)
Date Sun, 14 May 2017 00:49:04 GMT

     [ https://issues.apache.org/jira/browse/DRILL-1538?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Abhishek Girish closed DRILL-1538.
----------------------------------

> Memory leak observed with TPCH queries on MapR-DB data (SF-100)
> ---------------------------------------------------------------
>
>                 Key: DRILL-1538
>                 URL: https://issues.apache.org/jira/browse/DRILL-1538
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Flow
>            Reporter: Abhishek Girish
>            Assignee: Parth Chandra
>            Priority: Critical
>             Fix For: 0.8.0
>
>         Attachments: drillbit - OutOfMemory error.log
>
>
> Possible memory leak was observed while executing TPCH queries on MapR-DB data (SF-100).

> Setup - 4 nodes on MapR 3.1.1
> Drill-env:
> DRILL_MAX_DIRECT_MEMORY="32G"
> DRILL_MAX_HEAP="16G"
> export DRILL_JAVA_OPTS="-Xms1G -Xmx$DRILL_MAX_HEAP -XX:MaxDirectMemorySize=$DRILL_MAX_DIRECT_MEMORY
-XX:MaxPermSize=512M -XX:ReservedCodeCacheSize=1G -ea"
> # Class unloading is disabled by default in Java 7
> # http://hg.openjdk.java.net/jdk7u/jdk7u60/hotspot/file/tip/src/share/vm/runtime/globals.hpp#l1622
> export SERVER_GC_OPTS="-XX:+CMSClassUnloadingEnabled -XX:+UseConcMarkSweepGC"
> export DRILL_JAVA_OPTS="$DRILL_JAVA_OPTS -Djava.security.auth.login.config=/opt/mapr/conf/mapr.login.conf
-Dzookeeper.sasl.client=false "
> export DRILL_LOG_DIR="/var/log/drill"
> Log attached. 



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