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https://issues.apache.org/jira/browse/DRILL-6410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16474619#comment-16474619
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ASF GitHub Bot commented on DRILL-6410:
---------------------------------------
sachouche commented on a change in pull request #1257: DRILL-6410: Fixed memory
leak in flat Parquet reader
URL: https://github.com/apache/drill/pull/1257#discussion_r188058654
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/server/BootStrapContext.java
##########
@@ -43,10 +41,15 @@
import org.apache.drill.exec.rpc.security.AuthenticatorProvider;
import org.apache.drill.exec.rpc.security.AuthenticatorProviderImpl;
import org.apache.drill.exec.server.options.OptionDefinition;
+import org.apache.drill.exec.util.ExecutorServiceUtil;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.security.UserGroupInformation;
+import com.codahale.metrics.MetricRegistry;
Review comment:
Sure.
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> Memory leak in Parquet Reader during cancellation
> -------------------------------------------------
>
> Key: DRILL-6410
> URL: https://issues.apache.org/jira/browse/DRILL-6410
> Project: Apache Drill
> Issue Type: Bug
> Components: Storage - Parquet
> Reporter: salim achouche
> Assignee: salim achouche
> Priority: Major
>
> Occasionally, a memory leak is observed within the flat Parquet reader when
> query cancellation is invoked.
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