[HADOOP-3658] Incorrect destination IP logged for receiving blocks

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.17.0
• Fix Version/s: 0.19.0
• Assignee: Christopher Douglas
• Reporter: Koji Noguchi
• Created: 27/Jun/08 19:50
• Updated: 08/Jul/09 16:43
• Resolved: 21/Aug/08 21:34

Description

Looking at the datanode log on 11,11,11,11, I see log messages

2008-06-26 06:17:06,542 INFO org.apache.hadoop.dfs.DataNode: Receiving block blk_-6227562494169624558 src: /22.22.22.22:60118 dest: /22.22.22.22:50010
2008-06-26 06:17:06,544 INFO org.apache.hadoop.dfs.DataNode: Receiving block blk_-5852727174809951081 src: /33.33.33.33:60113 dest: /33.33.33.33:50010
...
2008-06-26 06:17:54,740 INFO org.apache.hadoop.dfs.DataNode: Received block blk_-3283780755887143287 src: /44.44.44.44:38528 dest: /44.44.44.44:50010 of size
157339
2008-06-26 06:17:54,748 INFO org.apache.hadoop.dfs.DataNode: Received block blk_493831167536490902 src: /55.55.55.55:59008 dest: /55.55.55.55:50010 of size 49
5

It confused me not to see 11.11.11.11 as the destination.

Issue Links

• is part of: HADOOP-3062 Need to capture the metrics for the network ios generate by dfs reads/writes and map/reduce shuffling and break them down by racks