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https://issues.apache.org/jira/browse/DRILL-1538?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Parth Chandra resolved DRILL-1538.
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Resolution: Fixed
Fixed by Drill-1480
> 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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