hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-9576) HTrace: collect position/length information on read operations
Date Wed, 20 Jan 2016 19:53:39 GMT

    [ https://issues.apache.org/jira/browse/HDFS-9576?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15109282#comment-15109282
] 

Hudson commented on HDFS-9576:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #9141 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/9141/])
HDFS-9576: HTrace: collect position/length information on read (cmccabe: rev 7905788db94d560e6668af0d4bed22b326961aaf)
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
* hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSInputStream.java


> HTrace: collect position/length information on read operations
> --------------------------------------------------------------
>
>                 Key: HDFS-9576
>                 URL: https://issues.apache.org/jira/browse/HDFS-9576
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs-client, tracing
>    Affects Versions: 2.7.1
>            Reporter: Zhe Zhang
>            Assignee: Zhe Zhang
>             Fix For: 2.9.0
>
>         Attachments: HDFS-9576.00.patch, HDFS-9576.01.patch, HDFS-9576.02.patch, HDFS-9576.03.patch,
HDFS-9576.04.patch, HDFS-9576.05.patch, HDFS-9576.06.patch, HDFS-9576.07.patch
>
>
> HTrace currently collects the path of each read operation (both stateful and position
reads). To better understand applications' I/O behavior, it is also useful to track the position
and length of read operations.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message