[COUCHDB-3417] Add logging pre and post compaction

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Won't Fix
• Component/s: Database Core
• Assignee: Tony Sun
• Reporter: Tony Sun
• Created: 10/May/17 18:45
• Updated: 02/Sep/18 07:05
• Resolved: 02/Sep/18 07:05

Description

We add logging for pre and post compaction files sizes to use as data points to predict future compaction results.