[AURORA-1842] Expose stats on garbage collected rows in RowGarbageCollector

• Type: Task
• Status: Resolved
• Priority: Minor
• Resolution: Resolved
• Fix Version/s: 0.17.0
• Labels: newbie
• Epic Link: Missing Scheduler Stats
• Assignee: Mehrdad Nurolahzade
• Reporter: Mehrdad Nurolahzade
• Created: 02/Dec/16 18:34
• Updated: 23/Dec/16 18:19
• Resolved: 22/Dec/16 18:18

Description

RowGarbageCollector is currently counting the number of deleted rows for logging but is not exposing them as stats.

Furthermore, as the garbage collection is happening while holding the storage write lock, expose/log timing stats on iteration time.

Issue Links

• relates to: AURORA-1866 Reduce Storage Write Lock Contention in RowGarbageCollector