Hi Inder,
I didn't see a relevant JIRA on this yet, so I went ahead and filed
one at https://issues.apache.org/jira/browse/HDFS-4246 as it seems to
affect HBase WALs too (when their blocksizes are
configured large, they form a scenario similar to yours), on small
clusters or in specific scenarios
The excludeNode list is initialized for each output stream created
under a DFSClient instance. That is, it is empty for every new
FS.create() returned DFSOutputStream initially and is maintained
separately for each file created under a common DFSClient.
However, this could indeed be a problem for