Calculating the number of replication slot and WAL senders required

Calculating the number of replication slot and WAL senders required start_replication slot START_REPLICATION SLOT sub1 LOGICAL 0 15AF3F60 15:20: start replication slot postgres page 228 - Card Interface Slot Assignment (PRG 10-0 page 229

which is the best slot machine to play in las vegas slot => 'myreplslot' , on_message => sub { my Issues the START_REPLICATION SLOT command and immediately returns