[ https://issues.apache.org/jira/browse/HDFS-3246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16786550#comment-16786550 ]
Zheng Hu commented on HDFS-3246: -------------------------------- I'm working on this issue HBASE-22005 now, and found our LocalFileSystem did not implement the ByteBufferReadable interface, which make many HBase UT crashed. IMO, we should support ByteBuffer read & pread in all FileSystem ? FYI [~jojochuang]. > pRead equivalent for direct read path > ------------------------------------- > > Key: HDFS-3246 > URL: https://issues.apache.org/jira/browse/HDFS-3246 > Project: Hadoop HDFS > Issue Type: Improvement > Components: hdfs-client, performance > Affects Versions: 3.0.0-alpha1 > Reporter: Henry Robinson > Assignee: Sahil Takiar > Priority: Major > Attachments: HDFS-3246.001.patch, HDFS-3246.002.patch, > HDFS-3246.003.patch, HDFS-3246.004.patch, HDFS-3246.005.patch, > HDFS-3246.006.patch > > > There is no pread equivalent in ByteBufferReadable. We should consider adding > one. It would be relatively easy to implement for the distributed case > (certainly compared to HDFS-2834), since DFSInputStream does most of the > heavy lifting. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org