[CASSANDRA-7954] Skip paxos for CAS if RF=1

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Won't Fix
• Component/s: Feature/Lightweight Transactions
• Labels: LWT performance
• Assignee: Unassigned
• Reporter: Benedict Elliott Smith
• Created: 17/Sep/14 13:40
• Updated: 25/Oct/19 13:11
• Resolved: 19/Sep/14 15:53

Description

If RF=1, there's no point doing a paxos round - we get just as much safety and atomicity by simply conditionally applying the update locally