[HDFS-11762] [SPS] : Empty files should be ignored in StoragePolicySatisfier.

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: HDFS-10285
• Fix Version/s: HDFS-10285, 3.2.0
• Component/s: namenode
• Assignee: Surendra Singh Lilhore
• Reporter: Surendra Singh Lilhore
• Created: 07/May/17 12:02
• Updated: 13/Aug/18 05:40
• Resolved: 05/Jun/17 07:08

Description

File which has zero block should be ignored in SPS. Currently it is throwing NPE in StoragePolicySatisfier thread.

2017-05-06 23:29:04,735 [StoragePolicySatisfier] ERROR namenode.StoragePolicySatisfier (StoragePolicySatisfier.java:run(278)) - StoragePolicySatisfier thread received runtime exception. Stopping Storage policy satisfier work
java.lang.NullPointerException
	at org.apache.hadoop.hdfs.server.namenode.StoragePolicySatisfier.analyseBlocksStorageMovementsAndAssignToDN(StoragePolicySatisfier.java:292)
	at org.apache.hadoop.hdfs.server.namenode.StoragePolicySatisfier.run(StoragePolicySatisfier.java:233)
	at java.lang.Thread.run(Thread.java:745)