[HADOOP-13855] Fix a couple of the s3a statistic names to be consistent with the rest

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.8.0
• Fix Version/s: 2.8.0, 3.0.0-alpha2
• Component/s: fs/s3
• Target Version/s: 2.8.0
• Hadoop Flags: Reviewed
• Assignee: Steve Loughran
• Reporter: Steve Loughran
• Created: 02/Dec/16 11:19
• Updated: 02/Dec/16 22:21
• Resolved: 02/Dec/16 22:02

Description

The S3a streamOpened and streamClosed statistics are camel case, rather than stream_opened and stream_closed, the way the others are. Fix.