maintenance_work_mem = <%= @settings[:maintenance_work_mem] || @defaults[:maintenance_work_mem] %>
max_stack_depth = <%= @settings[:max_stack_depth] || @defaults[:max_stack_depth] %>
+# - Asynchronous Behavior -
+
+effective_io_concurrency = <%= @settings[:effective_io_concurrency] || @defaults[:effective_io_concurrency] %>
+
#------------------------------------------------------------------------------
# WRITE AHEAD LOG
#------------------------------------------------------------------------------
# - Checkpoints -
-<% if @version.to_f < 9.5 %>
+<% if @version.to_f < 9.5 -%>
checkpoint_segments = <%= @settings[:checkpoint_segments] || @defaults[:checkpoint_segments] %>
<% end -%>
checkpoint_timeout = <%= @settings[:checkpoint_timeout] || @defaults[:checkpoint_timeout] %>
+<% if @version.to_f >= 9.5 -%>
+max_wal_size = <%= @settings[:max_wal_size] || @defaults[:max_wal_size] %>
+min_wal_size = <%= @settings[:min_wal_size] || @defaults[:min_wal_size] %>
+<% end -%>
checkpoint_completion_target = <%= @settings[:checkpoint_completion_target] || @defaults[:checkpoint_completion_target] %>
# - Archiving -
log_line_prefix = '%t '
+#------------------------------------------------------------------------------
+# RUNTIME STATISTICS
+#------------------------------------------------------------------------------
+
+# - Query/Index Statistics Collector -
+
+track_activity_query_size = <%= @settings[:track_activity_query_size] || @defaults[:track_activity_query_size] %>
+
#------------------------------------------------------------------------------
# AUTOVACUUM PARAMETERS
#------------------------------------------------------------------------------
autovacuum_max_workers = <%= @settings[:autovacuum_max_workers] || @defaults[:autovacuum_max_workers] %>
+autovacuum_vacuum_scale_factor = <%= @settings[:autovacuum_vacuum_scale_factor] || @defaults[:autovacuum_vacuum_scale_factor] %>
+autovacuum_analyze_scale_factor = <%= @settings[:autovacuum_analyze_scale_factor] || @defaults[:autovacuum_analyze_scale_factor] %>
#------------------------------------------------------------------------------
# CLIENT CONNECTION DEFAULTS