[KUDU-76] Add metric for RPC calls rejected due to queue overflow

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: M4
• Fix Version/s: M4.5
• Component/s: metrics, rpc
• Labels: newbie
• Assignee: David S. Wang
• Reporter: Todd Lipcon
• Created: 02/Jan/14 12:44
• Updated: 09/Jun/14 23:14
• Resolved: 09/Jun/14 23:14

Description

If our service queue is too full, we will reject incoming calls rather than queueing them. We should add a metric for this case.