Dynamic 1PC optimisation ------------------------ Key: JBTM-1511 URL: https://issues.jboss.org/browse/JBTM-1511 Project: JBoss Transaction Manager Issue Type: Feature Request Security Level: Public(Everyone can see) Components: Transaction Core Affects Versions: 4.17.3 Reporter: Mark Little Assignee: Mark Little Fix For: 5.0.0.M2 If the first N-1 participants in the intentions list return read-only, then we can call commitOnePhase on the last resource, bypassing prepare and writing of the log. Note: this has been on the todo list for years. Time to do it.