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https://issues.apache.org/jira/browse/HADOOP-15962?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16730205#comment-16730205
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Hudson commented on HADOOP-15962:
---------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #15666 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/15666/])
HADOOP-15962. The buffer size is small when unpacking tar archives. (aajisaka:
rev 57198bc51122a36db8cb4788fcb7b55edc788b3b)
* (edit)
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileUtil.java
> The buffer size is small when unpacking tar archives
> ----------------------------------------------------
>
> Key: HADOOP-15962
> URL: https://issues.apache.org/jira/browse/HADOOP-15962
> Project: Hadoop Common
> Issue Type: Improvement
> Components: common, util
> Reporter: BELUGA BEHR
> Assignee: BELUGA BEHR
> Priority: Minor
> Fix For: 3.3.0
>
> Attachments: HADOOP-15962.1.patch, HADOOP-15962.2.patch
>
>
> Note sure if this code is even being used, but it implements a copy routing
> utilizing a 2K buffer. Modern JVM uses 8K, but 4K should be minimum. Also,
> there are libraries for this stuff.
> {code:java|title=FileUtil.java}
> int count;
> byte data[] = new byte[2048];
> try (BufferedOutputStream outputStream = new BufferedOutputStream(
> new FileOutputStream(outputFile));) {
> while ((count = tis.read(data)) != -1) {
> outputStream.write(data, 0, count);
> }
> outputStream.flush();
> }
> {code}
> I also fixed a couple of check-style warnings.
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