update postgresql.conf

postgres/data/postgresql.conf

@@ -93,7 +93,6 @@ max_connections = 100			# (change requires restart)
 #authentication_timeout = 1min		# 1s-600s
 #password_encryption = scram-sha-256	# scram-sha-256 or md5
 #scram_iterations = 4096
-#db_user_namespace = off
 
 # GSSAPI using Kerberos
 #krb_server_keyfile = 'FILE:${sysconfdir}/krb5.keytab'
@@ -137,8 +136,8 @@ shared_buffers = 512MB			# min 128kB
 # you actively intend to use prepared transactions.
 #work_mem = 4MB				# min 64kB
 #hash_mem_multiplier = 2.0		# 1-1000.0 multiplier on hash table work_mem
-#maintenance_work_mem = 64MB		# min 1MB
+#maintenance_work_mem = 64MB		# min 64kB
-#autovacuum_work_mem = -1		# min 1MB, or -1 to use maintenance_work_mem
+#autovacuum_work_mem = -1		# min 64kB, or -1 to use maintenance_work_mem
 #logical_decoding_work_mem = 64MB	# min 64kB
 #max_stack_depth = 2MB			# min 100kB
 #shared_memory_type = mmap		# the default is the first option
@@ -155,15 +154,27 @@ dynamic_shared_memory_type = posix	# the default is usually the first option
 					#   mmap
 					# (change requires restart)
 #min_dynamic_shared_memory = 0MB	# (change requires restart)
-#vacuum_buffer_usage_limit = 256kB	# size of vacuum and analyze buffer access strategy ring;
+#vacuum_buffer_usage_limit = 2MB	# size of vacuum and analyze buffer access strategy ring;
 					# 0 to disable vacuum buffer access strategy;
 					# range 128kB to 16GB
 
+# SLRU buffers (change requires restart)
+#commit_timestamp_buffers = 0		# memory for pg_commit_ts (0 = auto)
+#multixact_offset_buffers = 16		# memory for pg_multixact/offsets
+#multixact_member_buffers = 32		# memory for pg_multixact/members
+#notify_buffers = 16			# memory for pg_notify
+#serializable_buffers = 32		# memory for pg_serial
+#subtransaction_buffers = 0		# memory for pg_subtrans (0 = auto)
+#transaction_buffers = 0		# memory for pg_xact (0 = auto)
+
 # - Disk -
 
 #temp_file_limit = -1			# limits per-process temp file space
 					# in kilobytes, or -1 for no limit
 
+#max_notify_queue_pages = 1048576	# limits the number of SLRU pages allocated
+					# for NOTIFY / LISTEN queue
+
 # - Kernel Resources -
 
 #max_files_per_process = 1000		# min 64
@@ -189,14 +200,13 @@ dynamic_shared_memory_type = posix	# the default is usually the first option
 #backend_flush_after = 0		# measured in pages, 0 disables
 effective_io_concurrency = 200		# 1-1000; 0 disables prefetching
 #maintenance_io_concurrency = 10	# 1-1000; 0 disables prefetching
+#io_combine_limit = 128kB		# usually 1-32 blocks (depends on OS)
 max_worker_processes = 4		# (change requires restart)
-#max_parallel_workers_per_gather = 2	# taken from max_parallel_workers
+#max_parallel_workers_per_gather = 2	# limited by max_parallel_workers
-#max_parallel_maintenance_workers = 2	# taken from max_parallel_workers
+#max_parallel_maintenance_workers = 2	# limited by max_parallel_workers
-max_parallel_workers = 4		# maximum number of max_worker_processes that
+max_parallel_workers = 4		# number of max_worker_processes that
 					# can be used in parallel operations
 #parallel_leader_participation = on
-#old_snapshot_threshold = -1		# 1min-60d; -1 disables; 0 is immediate
-					# (change requires restart)
 
 
 #------------------------------------------------------------------------------
@@ -299,6 +309,11 @@ min_wal_size = 80MB
 #recovery_target_action = 'pause'	# 'pause', 'promote', 'shutdown'
 					# (change requires restart)
 
+# - WAL Summarization -
+
+#summarize_wal = off		# run WAL summarizer process?
+#wal_summary_keep_time = '10d'	# when to remove old summary files, 0 = never
+
 
 #------------------------------------------------------------------------------
 # REPLICATION
@@ -326,6 +341,8 @@ min_wal_size = 80MB
 				# method to choose sync standbys, number of sync standbys,
 				# and comma-separated list of application_name
 				# from standby(s); '*' = all
+#synchronized_standby_slots = ''	# streaming replication standby server slot
+				# names that logical walsender processes will wait for
 
 # - Standby Servers -
 
@@ -353,6 +370,7 @@ min_wal_size = 80MB
 #wal_retrieve_retry_interval = 5s	# time to wait before retrying to
 					# retrieve WAL after a failed attempt
 #recovery_min_apply_delay = 0		# minimum delay for applying changes during recovery
+#sync_replication_slots = off		# enables slot synchronization on the physical standby from the primary
 
 # - Subscribers -
 
@@ -391,6 +409,7 @@ min_wal_size = 80MB
 #enable_seqscan = on
 #enable_sort = on
 #enable_tidscan = on
+#enable_group_by_reordering = on
 
 # - Planner Cost Constants -
 
@@ -692,6 +711,7 @@ log_timezone = UTC
 #default_transaction_deferrable = off
 #session_replication_role = 'origin'
 #statement_timeout = 0				# in milliseconds, 0 is disabled
+#transaction_timeout = 0			# in milliseconds, 0 is disabled
 #lock_timeout = 0				# in milliseconds, 0 is disabled
 #idle_in_transaction_session_timeout = 0	# in milliseconds, 0 is disabled
 #idle_session_timeout = 0			# in milliseconds, 0 is disabled
@@ -706,6 +726,7 @@ log_timezone = UTC
 #xmloption = 'content'
 #gin_pending_list_limit = 4MB
 #createrole_self_grant = ''		# set and/or inherit
+#event_triggers = on
 
 # - Locale and Formatting -
 
@@ -782,6 +803,7 @@ default_text_search_config = 'pg_catalog.english'
 # - Other Platforms and Clients -
 
 #transform_null_equals = off
+#allow_alter_system = on
 
 
 #------------------------------------------------------------------------------