[HBASE-4766] Add Instrumentation for Put Latencies at Critical Paths

• Type: Improvement
• Status: Closed
• Priority: Critical
• Resolution: Incomplete
• Affects Version/s: 0.94.0
• Assignee: Unassigned
• Reporter: Nicolas Spiegelberg
• Created: 10/Nov/11 00:52
• Updated: 12/Jun/22 19:44
• Resolved: 24/Dec/14 20:07

Description

Part of 89-fb to 92 port. Add instrumentation to collect:

• memstore insert time
• RWCC wait time (the time we wait after an write operation to, for RWCC read point to advance).
• row lock acquisition time