default[:postgresql][:settings][:defaults][:wal_buffers] = "-1"
default[:postgresql][:settings][:defaults][:wal_writer_delay] = "200ms"
default[:postgresql][:settings][:defaults][:commit_delay] = "0"
-default[:postgresql][:settings][:defaults][:checkpoint_segments] = "3"
default[:postgresql][:settings][:defaults][:checkpoint_timeout] = "5min"
default[:postgresql][:settings][:defaults][:max_wal_size] = "1GB"
default[:postgresql][:settings][:defaults][:min_wal_size] = "80MB"