:wal_level => "logical",
:archive_mode => "on",
:archive_command => "/usr/local/bin/openstreetmap-wal-e --terse wal-push %p",
- :max_wal_senders => "3",
+ :max_wal_senders => "4",
:max_replication_slots => "1",
:late_authentication_rules => [
{ :database => "replication", :user => "replication", :address => "10.0.48.49/32" },