[HDFS-8166] DFSStripedOutputStream should not create empty blocks

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: HDFS-7285
• Hadoop Flags: Reviewed
• Assignee: Jing Zhao
• Reporter: Tsz-wo Sze
• Created: 16/Apr/15 21:55
• Updated: 30/Sep/15 19:38
• Resolved: 18/Apr/15 00:55

Description

After running TestDFSStripedOutputStream#TestFileEmpty, blocks with zero byte are created.

2015-04-16 14:49:06,926 INFO  DataNode.clienttrace (BlockReceiver.java:finalizeBlock(1313)) - src: /127.0.0.1:54408, dest: /127.0.0.1:54391, bytes: 0, op: HDFS_WRITE, cliID: DFSClient_NONMAPREDUCE_-2099612148_1, offset: 0, srvID: e3ad3c46-3d74-4597-a0c9-136611ede616, blockid: BP-937503061-10.11.6.219-1429220944603:blk_-9223372036854775800_1001, duration: 256000