P0 P1 commA 0 1 2 3 4 5 6 7 8 leader in local group rank in peer = 4 P2 P3 commB 0 1 2 6 5 4 3 leader in local group rank in peer = 9 false true 50 1.0 cm false 10 0 true true true 2.0.8 1867 1176 53 24 0.8489555436529191 true true true 138