[HDFS-15384] Document getLocatedBlocks(String src, long start) of DFSClient only return partial blocks

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: documentation
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Yang Yun
• Reporter: Yang Yun
• Created: 03/Jun/20 10:39
• Updated: 11/Feb/24 08:45
• Resolved: 08/Mar/21 04:23

Description

 
 

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.