[HDFS-10617] PendingReconstructionBlocks.size() should be synchronized

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.22.0
• Fix Version/s: 2.9.0, 3.0.0-alpha1
• Hadoop Flags: Reviewed
• Assignee: Eric Badger
• Reporter: Eric Badger
• Created: 13/Jul/16 15:09
• Updated: 30/Aug/16 01:14
• Resolved: 14/Jul/16 03:04

Description

PendingReconstructionBlocks (PendingReplicationBlocks in branch-2 and below) is a HashMap, which is not a thread-safe data structure. Therefore, the size() function should be synchronized just like the rest of the member functions.