[
https://issues.apache.org/jira/browse/HDFS-16031?focusedWorklogId=601280&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-601280
]
ASF GitHub Bot logged work on HDFS-16031:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 24/May/21 16:48
Start Date: 24/May/21 16:48
Worklog Time Spent: 10m
Work Description: Nargeshdb commented on a change in pull request #3027:
URL: https://github.com/apache/hadoop/pull/3027#discussion_r638117441
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/aliasmap/InMemoryAliasMap.java
##########
@@ -320,21 +320,18 @@ static File createSnapshot(InMemoryAliasMap aliasMap)
throws IOException {
private static File getCompressedAliasMap(File aliasMapDir)
throws IOException {
File outCompressedFile = new File(aliasMapDir.getParent(), TAR_NAME);
- BufferedOutputStream bOut = null;
- GzipCompressorOutputStream gzOut = null;
- TarArchiveOutputStream tOut = null;
- try {
- bOut = new BufferedOutputStream(
- Files.newOutputStream(outCompressedFile.toPath()));
- gzOut = new GzipCompressorOutputStream(bOut);
- tOut = new TarArchiveOutputStream(gzOut);
+
+ try (BufferedOutputStream bOut = new BufferedOutputStream(
+ Files.newOutputStream(outCompressedFile.toPath()));
+ GzipCompressorOutputStream gzOut = new
GzipCompressorOutputStream(bOut);
+ TarArchiveOutputStream tOut = new TarArchiveOutputStream(gzOut)){
+
addFileToTarGzRecursively(tOut, aliasMapDir, "", new Configuration());
- } finally {
if (tOut != null) {
tOut.finish();
}
Review comment:
https://github.com/apache/hadoop/pull/3027/commits/6a74dd93fac1433b4a968e59b98eb0596de6666a
let me know if there is any problem.
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Issue Time Tracking
-------------------
Worklog Id: (was: 601280)
Time Spent: 1h 10m (was: 1h)
> Possible Resource Leak in
> org.apache.hadoop.hdfs.server.aliasmap#InMemoryAliasMap
> ---------------------------------------------------------------------------------
>
> Key: HDFS-16031
> URL: https://issues.apache.org/jira/browse/HDFS-16031
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Narges Shadab
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1h 10m
> Remaining Estimate: 0h
>
> We notice a possible resource leak in
> [getCompressedAliasMap|https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/aliasmap/InMemoryAliasMap.java#L320].
> If {{finish()}} at line 334 throws an IOException, then {{tOut, gzOut}} and
> {{bOut}} remain open since the exception isn't caught locally, and there is
> no way for any caller to close them.
> I've submitted a pull request to fix it.
>
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