Re: Revive HADOOP-2705?

Reading files from HDFS has different performance characteristics than reading local files. For one thing, HDFS does a few megabyes of readahead internally by default. If you are going to make a performance improvement suggestion, I would strongly encourage you to test it first. cheers, Colin

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Build failed in Jenkins: Hadoop-Hdfs-trunk-Java8 #711

See Changes: [jianhe] YARN-4164. Changed updateApplicationPriority API to return the updated -- [...truncated 6311 lines...] Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxP

Jenkins build is back to normal : Hadoop-Hdfs-trunk #2644

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Re: [Important] Lots of 2.8.0 commits are in branch-2 only

Update: It seems "git log" diff compare has some bugs that cherry-picks cannot be recognized properly sometimes. Worked with Vinod to directly compare JIRA tickets and git log result. We finally found 20 JIRAs (list below) which fix version is 2.8.0 and not in branch-2.8. I've backported all of t

[jira] [Resolved] (HDFS-9578) Incorrect default value (typo) in hdfs-default.xml

[ https://issues.apache.org/jira/browse/HDFS-9578?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Zhe Zhang resolved HDFS-9578. - Resolution: Duplicate Thanks for reporting this [~tianyin]. It has been fixed in trunk already. > Incorrec

Hadoop-Hdfs-trunk-Java8 - Build # 710 - Still Failing

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Build failed in Jenkins: Hadoop-Hdfs-trunk-Java8 #710

See Changes: [cmccabe] HDFS-9350. Avoid creating temprorary strings in Block.toString() and -- [...truncated 6839 lines...] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed:

[jira] [Created] (HDFS-9579) Provide bytes-read-by-network-distance metrics at FileSystem.Statistics level

Ming Ma created HDFS-9579: - Summary: Provide bytes-read-by-network-distance metrics at FileSystem.Statistics level Key: HDFS-9579 URL: https://issues.apache.org/jira/browse/HDFS-9579 Project: Hadoop HDFS

Hadoop-Hdfs-trunk - Build # 2643 - Failure

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Build failed in Jenkins: Hadoop-Hdfs-trunk #2643

See Changes: [wang] HDFS-8477. describe dfs.ha.zkfc.port in hdfs-default.xml. Contributed by [cmccabe] HADOOP-12647. Add /usr/lib default for ISAL library and fix missing .c -- [...truncated 6

[jira] [Created] (HDFS-9578) Incorrect default value (typo) in hdfs-default.xml

Tianyin Xu created HDFS-9578: Summary: Incorrect default value (typo) in hdfs-default.xml Key: HDFS-9578 URL: https://issues.apache.org/jira/browse/HDFS-9578 Project: Hadoop HDFS Issue Type: Bug

[jira] [Created] (HDFS-9577) ReadStatistics not thread safe when hedged read is enabled

Ming Ma created HDFS-9577: - Summary: ReadStatistics not thread safe when hedged read is enabled Key: HDFS-9577 URL: https://issues.apache.org/jira/browse/HDFS-9577 Project: Hadoop HDFS Issue Type: Bu

[jira] [Created] (HDFS-9576) HTrace: collect path/offset/length information on read and write operations

Zhe Zhang created HDFS-9576: --- Summary: HTrace: collect path/offset/length information on read and write operations Key: HDFS-9576 URL: https://issues.apache.org/jira/browse/HDFS-9576 Project: Hadoop HDFS

[jira] [Created] (HDFS-9575) Use byte array for internal block indices in a striped block

Jing Zhao created HDFS-9575: --- Summary: Use byte array for internal block indices in a striped block Key: HDFS-9575 URL: https://issues.apache.org/jira/browse/HDFS-9575 Project: Hadoop HDFS Issue T

Build failed in Jenkins: Hadoop-Hdfs-trunk-Java8 #709

See Changes: [wang] HDFS-8477. describe dfs.ha.zkfc.port in hdfs-default.xml. Contributed by [cmccabe] HADOOP-12647. Add /usr/lib default for ISAL library and fix missing .c -- [...trunca

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Re: [VOTE] Release Apache Hadoop 2.7.2 RC1

+1 (binding) - Verified signatures and digests- Spot checked CHANGES.txt files- Successfully performed a native build from source- Deployed to a single node cluster and ran sample jobs We have been running with the fix for YARN-4354 on two of our clusters for some time with no issues, so I feel

Jenkins build is back to normal : Hadoop-Hdfs-trunk #2642

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Build failed in Jenkins: Hadoop-Hdfs-trunk #2641

See Changes: [aajisaka] HADOOP-12588. Fix intermittent test failure of TestGangliaMetrics. -- [...truncated 8214 lines...] Running org.apache.hadoop.hdfs.web.TestHttpsFileSystem Tests run: 1, F

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