[HDFS-7282] Fix intermittent TestShortCircuitCache and TestBlockReaderFactory failures resulting from TemporarySocketDirectory GC

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.4.1
• Fix Version/s: 2.7.0
• Component/s: test
• Target Version/s: 2.7.0
• Assignee: Jinghui Wang
• Reporter: Jinghui Wang
• Created: 23/Oct/14 18:32
• Updated: 10/Apr/15 20:30
• Resolved: 28/Oct/14 00:45

Description

TemporarySocketDirectory has finalize method deletes the directory, in TestShortCircuitCache and TestBlockReaderFactory, the TemporarySocketDirectory created are not refereced later in the tests, which can get garbage collected (deleted the dir) before Datanode start up accessing the directory under TemporarySocketDirectory causing FileNotFoundException.