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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-11904) Reuse iip in unprotectedRemoveXAttrs calls
Date Thu, 01 Jun 2017 22:05:05 GMT

    [ https://issues.apache.org/jira/browse/HDFS-11904?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16033792#comment-16033792
] 

Hudson commented on HDFS-11904:
-------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #11814 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/11814/])
HDFS-11904. Reuse iip in unprotectedRemoveXAttrs calls. (xiao: rev 219f4c199e45f8ce7f41192493bf0dc8f1e5dc30)
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirErasureCodingOp.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirXAttrOp.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java


> Reuse iip in unprotectedRemoveXAttrs calls
> ------------------------------------------
>
>                 Key: HDFS-11904
>                 URL: https://issues.apache.org/jira/browse/HDFS-11904
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>    Affects Versions: 2.7.0
>            Reporter: Xiao Chen
>            Assignee: Xiao Chen
>             Fix For: 2.9.0, 3.0.0-alpha4
>
>         Attachments: HDFS-11904.01.patch
>
>
> In HDFS-10939, {{unprotectedSetXAttrs}} was optimized to use IIP instead of path string.
> This jira is to do the same on {{unprotectedRemoveXAttrs}}.
> No performance test specifically for this is done yet, but it's not hard to see a usage
pattern of frequent removexattr could induce perf issues.



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