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https://issues.apache.org/jira/browse/HDFS-15384?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17296319#comment-17296319
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Hadoop QA commented on HDFS-15384:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime ||  Logfile || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m  
0s{color} | {color:blue}{color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red}  0m 10s{color} 
| {color:red}{color} | {color:red} HDFS-15384 does not apply to trunk. Rebase 
required? Wrong Branch? See https://wiki.apache.org/hadoop/HowToContribute for 
help. {color} |
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|| Subsystem || Report/Notes ||
| JIRA Issue | HDFS-15384 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/13004705/HDFS-15384.001.patch |
| Console output | 
https://ci-hadoop.apache.org/job/PreCommit-HDFS-Build/515/console |
| versions | git=2.17.1 |
| Powered by | Apache Yetus 0.13.0-SNAPSHOT https://yetus.apache.org |


This message was automatically generated.



> Method getLocatedBlocks(String src, long start) of DFSClient only return 
> partial blocks
> ---------------------------------------------------------------------------------------
>
>                 Key: HDFS-15384
>                 URL: https://issues.apache.org/jira/browse/HDFS-15384
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Yang Yun
>            Assignee: Yang Yun
>            Priority: Minor
>         Attachments: HDFS-15384.001.patch
>
>
>  
>   
> Intuitively, the method getLocatedBlocks(String src, long start) of DFSClient 
> will return all blocks after offset ‘start’. But actually it uses 
> dfsClientConf.getPrefetchSize() as the length and only return part of blocks. 
> I feel it's error-prone and open this Jira for discussion.
>  



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