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				|  |  |  |  | # ----------------------------- | 
		
	
		
			
				|  |  |  |  | # PostgreSQL configuration file | 
		
	
		
			
				|  |  |  |  | # ----------------------------- | 
		
	
		
			
				|  |  |  |  | # | 
		
	
		
			
				|  |  |  |  | # This file consists of lines of the form: | 
		
	
		
			
				|  |  |  |  | # | 
		
	
		
			
				|  |  |  |  | #   name = value | 
		
	
		
			
				|  |  |  |  | # | 
		
	
		
			
				|  |  |  |  | # (The "=" is optional.)  Whitespace may be used.  Comments are introduced with | 
		
	
		
			
				|  |  |  |  | # "#" anywhere on a line.  The complete list of parameter names and allowed | 
		
	
		
			
				|  |  |  |  | # values can be found in the PostgreSQL documentation. | 
		
	
		
			
				|  |  |  |  | # | 
		
	
		
			
				|  |  |  |  | # The commented-out settings shown in this file represent the default values. | 
		
	
		
			
				|  |  |  |  | # Re-commenting a setting is NOT sufficient to revert it to the default value; | 
		
	
		
			
				|  |  |  |  | # you need to reload the server. | 
		
	
		
			
				|  |  |  |  | # | 
		
	
		
			
				|  |  |  |  | # This file is read on server startup and when the server receives a SIGHUP | 
		
	
		
			
				|  |  |  |  | # signal.  If you edit the file on a running system, you have to SIGHUP the | 
		
	
		
			
				|  |  |  |  | # server for the changes to take effect, run "pg_ctl reload", or execute | 
		
	
		
			
				|  |  |  |  | # "SELECT pg_reload_conf()".  Some parameters, which are marked below, | 
		
	
		
			
				|  |  |  |  | # require a server shutdown and restart to take effect. | 
		
	
		
			
				|  |  |  |  | # | 
		
	
		
			
				|  |  |  |  | # Any parameter can also be given as a command-line option to the server, e.g., | 
		
	
		
			
				|  |  |  |  | # "postgres -c log_connections=on".  Some parameters can be changed at run time | 
		
	
		
			
				|  |  |  |  | # with the "SET" SQL command. | 
		
	
		
			
				|  |  |  |  | # | 
		
	
		
			
				|  |  |  |  | # Memory units:  B  = bytes            Time units:  us  = microseconds | 
		
	
		
			
				|  |  |  |  | #                kB = kilobytes                     ms  = milliseconds | 
		
	
		
			
				|  |  |  |  | #                MB = megabytes                     s   = seconds | 
		
	
		
			
				|  |  |  |  | #                GB = gigabytes                     min = minutes | 
		
	
		
			
				|  |  |  |  | #                TB = terabytes                     h   = hours | 
		
	
		
			
				|  |  |  |  | #                                                   d   = days | 
		
	
		
			
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				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # FILE LOCATIONS | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
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				|  |  |  |  | # The default values of these variables are driven from the -D command-line | 
		
	
		
			
				|  |  |  |  | # option or PGDATA environment variable, represented here as ConfigDir. | 
		
	
		
			
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				|  |  |  |  | #data_directory = 'ConfigDir'		# use data in another directory | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #hba_file = 'ConfigDir/pg_hba.conf'	# host-based authentication file | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #ident_file = 'ConfigDir/pg_ident.conf'	# ident configuration file | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | 
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				|  |  |  |  | # If external_pid_file is not explicitly set, no extra PID file is written. | 
		
	
		
			
				|  |  |  |  | #external_pid_file = ''			# write an extra PID file | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
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				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # CONNECTIONS AND AUTHENTICATION | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
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				|  |  |  |  | # - Connection Settings - | 
		
	
		
			
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				|  |  |  |  | listen_addresses = '*'		# what IP address(es) to listen on; | 
		
	
		
			
				|  |  |  |  | 					# comma-separated list of addresses; | 
		
	
		
			
				|  |  |  |  | 					# defaults to 'localhost'; use '*' for all | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | port = 5432				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #max_connections = 100			# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #reserved_connections = 0		# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #superuser_reserved_connections = 3	# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #unix_socket_directories = '/tmp'	# comma-separated list of directories | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #unix_socket_group = ''			# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #unix_socket_permissions = 0777		# begin with 0 to use octal notation | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #bonjour = off				# advertise server via Bonjour | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #bonjour_name = ''			# defaults to the computer name | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
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				|  |  |  |  | # - TCP settings - | 
		
	
		
			
				|  |  |  |  | # see "man tcp" for details | 
		
	
		
			
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				|  |  |  |  | #tcp_keepalives_idle = 0		# TCP_KEEPIDLE, in seconds; | 
		
	
		
			
				|  |  |  |  | 					# 0 selects the system default | 
		
	
		
			
				|  |  |  |  | #tcp_keepalives_interval = 0		# TCP_KEEPINTVL, in seconds; | 
		
	
		
			
				|  |  |  |  | 					# 0 selects the system default | 
		
	
		
			
				|  |  |  |  | #tcp_keepalives_count = 0		# TCP_KEEPCNT; | 
		
	
		
			
				|  |  |  |  | 					# 0 selects the system default | 
		
	
		
			
				|  |  |  |  | #tcp_user_timeout = 0			# TCP_USER_TIMEOUT, in milliseconds; | 
		
	
		
			
				|  |  |  |  | 					# 0 selects the system default | 
		
	
		
			
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				|  |  |  |  | #client_connection_check_interval = 0	# time between checks for client | 
		
	
		
			
				|  |  |  |  | 					# disconnection while running queries; | 
		
	
		
			
				|  |  |  |  | 					# 0 for never | 
		
	
		
			
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				|  |  |  |  | # - Authentication - | 
		
	
		
			
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				|  |  |  |  | #authentication_timeout = 1min		# 1s-600s | 
		
	
		
			
				|  |  |  |  | #password_encryption = scram-sha-256	# scram-sha-256 or md5 | 
		
	
		
			
				|  |  |  |  | #scram_iterations = 4096 | 
		
	
		
			
				|  |  |  |  | #md5_password_warnings = on | 
		
	
		
			
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				|  |  |  |  | # GSSAPI using Kerberos | 
		
	
		
			
				|  |  |  |  | #krb_server_keyfile = 'FILE:${sysconfdir}/krb5.keytab' | 
		
	
		
			
				|  |  |  |  | #krb_caseins_users = off | 
		
	
		
			
				|  |  |  |  | #gss_accept_delegation = off | 
		
	
		
			
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				|  |  |  |  | # - SSL - | 
		
	
		
			
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				|  |  |  |  | #ssl = off | 
		
	
		
			
				|  |  |  |  | #ssl_ca_file = '' | 
		
	
		
			
				|  |  |  |  | #ssl_cert_file = 'server.crt' | 
		
	
		
			
				|  |  |  |  | #ssl_crl_file = '' | 
		
	
		
			
				|  |  |  |  | #ssl_crl_dir = '' | 
		
	
		
			
				|  |  |  |  | #ssl_key_file = 'server.key' | 
		
	
		
			
				|  |  |  |  | #ssl_ciphers = 'HIGH:MEDIUM:+3DES:!aNULL'	# allowed TLSv1.2 ciphers | 
		
	
		
			
				|  |  |  |  | #ssl_tls13_ciphers = ''	# allowed TLSv1.3 cipher suites, blank for default | 
		
	
		
			
				|  |  |  |  | #ssl_prefer_server_ciphers = on | 
		
	
		
			
				|  |  |  |  | #ssl_groups = 'prime256v1' | 
		
	
		
			
				|  |  |  |  | #ssl_min_protocol_version = 'TLSv1.2' | 
		
	
		
			
				|  |  |  |  | #ssl_max_protocol_version = '' | 
		
	
		
			
				|  |  |  |  | #ssl_dh_params_file = '' | 
		
	
		
			
				|  |  |  |  | #ssl_passphrase_command = '' | 
		
	
		
			
				|  |  |  |  | #ssl_passphrase_command_supports_reload = off | 
		
	
		
			
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				|  |  |  |  | # OAuth | 
		
	
		
			
				|  |  |  |  | #oauth_validator_libraries = ''	# comma-separated list of trusted validator modules | 
		
	
		
			
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				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # RESOURCE USAGE (except WAL) | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
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				|  |  |  |  | # - Memory - | 
		
	
		
			
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				|  |  |  |  | #shared_buffers = 128MB			# min 128kB | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #huge_pages = try			# on, off, or try | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #huge_page_size = 0			# zero for system default | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #temp_buffers = 8MB			# min 800kB | 
		
	
		
			
				|  |  |  |  | #max_prepared_transactions = 0		# zero disables the feature | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | # Caution: it is not advisable to set max_prepared_transactions nonzero unless | 
		
	
		
			
				|  |  |  |  | # 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 64kB | 
		
	
		
			
				|  |  |  |  | #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 | 
		
	
		
			
				|  |  |  |  | 					# supported by the operating system: | 
		
	
		
			
				|  |  |  |  | 					#   mmap | 
		
	
		
			
				|  |  |  |  | 					#   sysv | 
		
	
		
			
				|  |  |  |  | 					#   windows | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #dynamic_shared_memory_type = posix	# the default is usually the first option | 
		
	
		
			
				|  |  |  |  | 					# supported by the operating system: | 
		
	
		
			
				|  |  |  |  | 					#   posix | 
		
	
		
			
				|  |  |  |  | 					#   sysv | 
		
	
		
			
				|  |  |  |  | 					#   windows | 
		
	
		
			
				|  |  |  |  | 					#   mmap | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #min_dynamic_shared_memory = 0MB	# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #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 | 
		
	
		
			
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				|  |  |  |  | # 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) | 
		
	
		
			
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				|  |  |  |  | # - Disk - | 
		
	
		
			
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				|  |  |  |  | #temp_file_limit = -1			# limits per-process temp file space | 
		
	
		
			
				|  |  |  |  | 					# in kilobytes, or -1 for no limit | 
		
	
		
			
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				|  |  |  |  | #max_notify_queue_pages = 1048576	# limits the number of SLRU pages allocated | 
		
	
		
			
				|  |  |  |  | 					# for NOTIFY / LISTEN queue | 
		
	
		
			
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				|  |  |  |  | # - Kernel Resources - | 
		
	
		
			
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				|  |  |  |  | #max_files_per_process = 1000		# min 64 | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
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				|  |  |  |  | # - Background Writer - | 
		
	
		
			
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				|  |  |  |  | #bgwriter_delay = 200ms			# 10-10000ms between rounds | 
		
	
		
			
				|  |  |  |  | #bgwriter_lru_maxpages = 100		# max buffers written/round, 0 disables | 
		
	
		
			
				|  |  |  |  | #bgwriter_lru_multiplier = 2.0		# 0-10.0 multiplier on buffers scanned/round | 
		
	
		
			
				|  |  |  |  | #bgwriter_flush_after = 0		# measured in pages, 0 disables | 
		
	
		
			
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				|  |  |  |  | # - I/O - | 
		
	
		
			
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				|  |  |  |  | #backend_flush_after = 0		# measured in pages, 0 disables | 
		
	
		
			
				|  |  |  |  | #effective_io_concurrency = 1		# 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) | 
		
	
		
			
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				|  |  |  |  | # - Worker Processes - | 
		
	
		
			
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				|  |  |  |  | #max_worker_processes = 8		# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #max_parallel_workers_per_gather = 2	# limited by max_parallel_workers | 
		
	
		
			
				|  |  |  |  | #max_parallel_maintenance_workers = 2	# limited by max_parallel_workers | 
		
	
		
			
				|  |  |  |  | #max_parallel_workers = 8		# number of max_worker_processes that | 
		
	
		
			
				|  |  |  |  | 					# can be used in parallel operations | 
		
	
		
			
				|  |  |  |  | #parallel_leader_participation = on | 
		
	
		
			
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				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # WRITE-AHEAD LOG | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
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				|  |  |  |  | # - Settings - | 
		
	
		
			
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				|  |  |  |  | #wal_level = replica			# minimal, replica, or logical | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #fsync = on				# flush data to disk for crash safety | 
		
	
		
			
				|  |  |  |  | 					# (turning this off can cause | 
		
	
		
			
				|  |  |  |  | 					# unrecoverable data corruption) | 
		
	
		
			
				|  |  |  |  | #synchronous_commit = on		# synchronization level; | 
		
	
		
			
				|  |  |  |  | 					# off, local, remote_write, remote_apply, or on | 
		
	
		
			
				|  |  |  |  | #wal_sync_method = fsync		# the default is the first option | 
		
	
		
			
				|  |  |  |  | 					# supported by the operating system: | 
		
	
		
			
				|  |  |  |  | 					#   open_datasync | 
		
	
		
			
				|  |  |  |  | 					#   fdatasync (default on Linux and FreeBSD) | 
		
	
		
			
				|  |  |  |  | 					#   fsync | 
		
	
		
			
				|  |  |  |  | 					#   fsync_writethrough | 
		
	
		
			
				|  |  |  |  | 					#   open_sync | 
		
	
		
			
				|  |  |  |  | #full_page_writes = on			# recover from partial page writes | 
		
	
		
			
				|  |  |  |  | #wal_log_hints = off			# also do full page writes of non-critical updates | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #wal_compression = off			# enables compression of full-page writes; | 
		
	
		
			
				|  |  |  |  | 					# off, pglz, lz4, zstd, or on | 
		
	
		
			
				|  |  |  |  | #wal_init_zero = on			# zero-fill new WAL files | 
		
	
		
			
				|  |  |  |  | #wal_recycle = on			# recycle WAL files | 
		
	
		
			
				|  |  |  |  | #wal_buffers = -1			# min 32kB, -1 sets based on shared_buffers | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #wal_writer_delay = 200ms		# 1-10000 milliseconds | 
		
	
		
			
				|  |  |  |  | #wal_writer_flush_after = 1MB		# measured in pages, 0 disables | 
		
	
		
			
				|  |  |  |  | #wal_skip_threshold = 2MB | 
		
	
		
			
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				|  |  |  |  | #commit_delay = 0			# range 0-100000, in microseconds | 
		
	
		
			
				|  |  |  |  | #commit_siblings = 5			# range 1-1000 | 
		
	
		
			
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				|  |  |  |  | # - Checkpoints - | 
		
	
		
			
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				|  |  |  |  | #checkpoint_timeout = 5min		# range 30s-1d | 
		
	
		
			
				|  |  |  |  | #checkpoint_completion_target = 0.9	# checkpoint target duration, 0.0 - 1.0 | 
		
	
		
			
				|  |  |  |  | #checkpoint_flush_after = 0		# measured in pages, 0 disables | 
		
	
		
			
				|  |  |  |  | #checkpoint_warning = 30s		# 0 disables | 
		
	
		
			
				|  |  |  |  | #max_wal_size = 1GB | 
		
	
		
			
				|  |  |  |  | #min_wal_size = 80MB | 
		
	
		
			
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				|  |  |  |  | # - Prefetching during recovery - | 
		
	
		
			
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				|  |  |  |  | #recovery_prefetch = try	# prefetch pages referenced in the WAL? | 
		
	
		
			
				|  |  |  |  | #wal_decode_buffer_size = 512kB	# lookahead window used for prefetching | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
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				|  |  |  |  | # - Archiving - | 
		
	
		
			
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				|  |  |  |  | #archive_mode = off		# enables archiving; off, on, or always | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #archive_library = ''		# library to use to archive a WAL file | 
		
	
		
			
				|  |  |  |  | 				# (empty string indicates archive_command should | 
		
	
		
			
				|  |  |  |  | 				# be used) | 
		
	
		
			
				|  |  |  |  | #archive_command = ''		# command to use to archive a WAL file | 
		
	
		
			
				|  |  |  |  | 				# placeholders: %p = path of file to archive | 
		
	
		
			
				|  |  |  |  | 				#               %f = file name only | 
		
	
		
			
				|  |  |  |  | 				# e.g. 'test ! -f /mnt/server/archivedir/%f && cp %p /mnt/server/archivedir/%f' | 
		
	
		
			
				|  |  |  |  | #archive_timeout = 0		# force a WAL file switch after this | 
		
	
		
			
				|  |  |  |  | 				# number of seconds; 0 disables | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Archive Recovery - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These are only used in recovery mode. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #restore_command = ''		# command to use to restore an archived WAL file | 
		
	
		
			
				|  |  |  |  | 				# placeholders: %p = path of file to restore | 
		
	
		
			
				|  |  |  |  | 				#               %f = file name only | 
		
	
		
			
				|  |  |  |  | 				# e.g. 'cp /mnt/server/archivedir/%f %p' | 
		
	
		
			
				|  |  |  |  | #archive_cleanup_command = ''	# command to execute at every restartpoint | 
		
	
		
			
				|  |  |  |  | #recovery_end_command = ''	# command to execute at completion of recovery | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Recovery Target - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # Set these only when performing a targeted recovery. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #recovery_target = ''		# 'immediate' to end recovery as soon as a | 
		
	
		
			
				|  |  |  |  | 				# consistent state is reached | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #recovery_target_name = ''	# the named restore point to which recovery will proceed | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #recovery_target_time = ''	# the time stamp up to which recovery will proceed | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #recovery_target_xid = ''	# the transaction ID up to which recovery will proceed | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #recovery_target_lsn = ''	# the WAL LSN up to which recovery will proceed | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #recovery_target_inclusive = on	# Specifies whether to stop: | 
		
	
		
			
				|  |  |  |  | 				# just after the specified recovery target (on) | 
		
	
		
			
				|  |  |  |  | 				# just before the recovery target (off) | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #recovery_target_timeline = 'latest'	# 'current', 'latest', or timeline ID | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #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 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Sending Servers - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # Set these on the primary and on any standby that will send replication data. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #max_wal_senders = 10		# max number of walsender processes | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #max_replication_slots = 10	# max number of replication slots | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #wal_keep_size = 0		# in megabytes; 0 disables | 
		
	
		
			
				|  |  |  |  | #max_slot_wal_keep_size = -1	# in megabytes; -1 disables | 
		
	
		
			
				|  |  |  |  | #idle_replication_slot_timeout = 0	# in minutes; 0 disables | 
		
	
		
			
				|  |  |  |  | #wal_sender_timeout = 60s	# in milliseconds; 0 disables | 
		
	
		
			
				|  |  |  |  | #track_commit_timestamp = off	# collect timestamp of transaction commit | 
		
	
		
			
				|  |  |  |  | 				# (change requires restart) | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Primary Server - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These settings are ignored on a standby server. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #synchronous_standby_names = ''	# standby servers that provide sync rep | 
		
	
		
			
				|  |  |  |  | 				# 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 - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These settings are ignored on a primary server. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #primary_conninfo = ''			# connection string to sending server | 
		
	
		
			
				|  |  |  |  | #primary_slot_name = ''			# replication slot on sending server | 
		
	
		
			
				|  |  |  |  | #hot_standby = on			# "off" disallows queries during recovery | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #max_standby_archive_delay = 30s	# max delay before canceling queries | 
		
	
		
			
				|  |  |  |  | 					# when reading WAL from archive; | 
		
	
		
			
				|  |  |  |  | 					# -1 allows indefinite delay | 
		
	
		
			
				|  |  |  |  | #max_standby_streaming_delay = 30s	# max delay before canceling queries | 
		
	
		
			
				|  |  |  |  | 					# when reading streaming WAL; | 
		
	
		
			
				|  |  |  |  | 					# -1 allows indefinite delay | 
		
	
		
			
				|  |  |  |  | #wal_receiver_create_temp_slot = off	# create temp slot if primary_slot_name | 
		
	
		
			
				|  |  |  |  | 					# is not set | 
		
	
		
			
				|  |  |  |  | #wal_receiver_status_interval = 10s	# send replies at least this often | 
		
	
		
			
				|  |  |  |  | 					# 0 disables | 
		
	
		
			
				|  |  |  |  | #hot_standby_feedback = off		# send info from standby to prevent | 
		
	
		
			
				|  |  |  |  | 					# query conflicts | 
		
	
		
			
				|  |  |  |  | #wal_receiver_timeout = 60s		# time that receiver waits for | 
		
	
		
			
				|  |  |  |  | 					# communication from primary | 
		
	
		
			
				|  |  |  |  | 					# in milliseconds; 0 disables | 
		
	
		
			
				|  |  |  |  | #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 - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These settings are ignored on a publisher. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #max_logical_replication_workers = 4	# taken from max_worker_processes | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #max_sync_workers_per_subscription = 2	# taken from max_logical_replication_workers | 
		
	
		
			
				|  |  |  |  | #max_parallel_apply_workers_per_subscription = 2	# taken from max_logical_replication_workers | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # QUERY TUNING | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Planner Method Configuration - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #enable_async_append = on | 
		
	
		
			
				|  |  |  |  | #enable_bitmapscan = on | 
		
	
		
			
				|  |  |  |  | #enable_gathermerge = on | 
		
	
		
			
				|  |  |  |  | #enable_hashagg = on | 
		
	
		
			
				|  |  |  |  | #enable_hashjoin = on | 
		
	
		
			
				|  |  |  |  | #enable_incremental_sort = on | 
		
	
		
			
				|  |  |  |  | #enable_indexscan = on | 
		
	
		
			
				|  |  |  |  | #enable_indexonlyscan = on | 
		
	
		
			
				|  |  |  |  | #enable_material = on | 
		
	
		
			
				|  |  |  |  | #enable_memoize = on | 
		
	
		
			
				|  |  |  |  | #enable_mergejoin = on | 
		
	
		
			
				|  |  |  |  | #enable_nestloop = on | 
		
	
		
			
				|  |  |  |  | #enable_parallel_append = on | 
		
	
		
			
				|  |  |  |  | #enable_parallel_hash = on | 
		
	
		
			
				|  |  |  |  | #enable_partition_pruning = on | 
		
	
		
			
				|  |  |  |  | #enable_partitionwise_join = off | 
		
	
		
			
				|  |  |  |  | #enable_partitionwise_aggregate = off | 
		
	
		
			
				|  |  |  |  | #enable_presorted_aggregate = on | 
		
	
		
			
				|  |  |  |  | #enable_seqscan = on | 
		
	
		
			
				|  |  |  |  | #enable_sort = on | 
		
	
		
			
				|  |  |  |  | #enable_tidscan = on | 
		
	
		
			
				|  |  |  |  | #enable_group_by_reordering = on | 
		
	
		
			
				|  |  |  |  | #enable_distinct_reordering = on | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Planner Cost Constants - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #seq_page_cost = 1.0			# measured on an arbitrary scale | 
		
	
		
			
				|  |  |  |  | #random_page_cost = 4.0			# same scale as above | 
		
	
		
			
				|  |  |  |  | #cpu_tuple_cost = 0.01			# same scale as above | 
		
	
		
			
				|  |  |  |  | #cpu_index_tuple_cost = 0.005		# same scale as above | 
		
	
		
			
				|  |  |  |  | #cpu_operator_cost = 0.0025		# same scale as above | 
		
	
		
			
				|  |  |  |  | #parallel_setup_cost = 1000.0		# same scale as above | 
		
	
		
			
				|  |  |  |  | #parallel_tuple_cost = 0.1		# same scale as above | 
		
	
		
			
				|  |  |  |  | #min_parallel_table_scan_size = 8MB | 
		
	
		
			
				|  |  |  |  | #min_parallel_index_scan_size = 512kB | 
		
	
		
			
				|  |  |  |  | #effective_cache_size = 4GB | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #jit_above_cost = 100000		# perform JIT compilation if available | 
		
	
		
			
				|  |  |  |  | 					# and query more expensive than this; | 
		
	
		
			
				|  |  |  |  | 					# -1 disables | 
		
	
		
			
				|  |  |  |  | #jit_inline_above_cost = 500000		# inline small functions if query is | 
		
	
		
			
				|  |  |  |  | 					# more expensive than this; -1 disables | 
		
	
		
			
				|  |  |  |  | #jit_optimize_above_cost = 500000	# use expensive JIT optimizations if | 
		
	
		
			
				|  |  |  |  | 					# query is more expensive than this; | 
		
	
		
			
				|  |  |  |  | 					# -1 disables | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Genetic Query Optimizer - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #geqo = on | 
		
	
		
			
				|  |  |  |  | #geqo_threshold = 12 | 
		
	
		
			
				|  |  |  |  | #geqo_effort = 5			# range 1-10 | 
		
	
		
			
				|  |  |  |  | #geqo_pool_size = 0			# selects default based on effort | 
		
	
		
			
				|  |  |  |  | #geqo_generations = 0			# selects default based on effort | 
		
	
		
			
				|  |  |  |  | #geqo_selection_bias = 2.0		# range 1.5-2.0 | 
		
	
		
			
				|  |  |  |  | #geqo_seed = 0.0			# range 0.0-1.0 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Other Planner Options - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #default_statistics_target = 100	# range 1-10000 | 
		
	
		
			
				|  |  |  |  | #constraint_exclusion = partition	# on, off, or partition | 
		
	
		
			
				|  |  |  |  | #cursor_tuple_fraction = 0.1		# range 0.0-1.0 | 
		
	
		
			
				|  |  |  |  | #from_collapse_limit = 8 | 
		
	
		
			
				|  |  |  |  | #jit = on				# allow JIT compilation | 
		
	
		
			
				|  |  |  |  | #join_collapse_limit = 8		# 1 disables collapsing of explicit | 
		
	
		
			
				|  |  |  |  | 					# JOIN clauses | 
		
	
		
			
				|  |  |  |  | #plan_cache_mode = auto			# auto, force_generic_plan or | 
		
	
		
			
				|  |  |  |  | 					# force_custom_plan | 
		
	
		
			
				|  |  |  |  | #recursive_worktable_factor = 10.0	# range 0.001-1000000 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # REPORTING AND LOGGING | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Where to Log - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_destination = 'stderr'		# Valid values are combinations of | 
		
	
		
			
				|  |  |  |  | 					# stderr, csvlog, jsonlog, syslog, and | 
		
	
		
			
				|  |  |  |  | 					# eventlog, depending on platform. | 
		
	
		
			
				|  |  |  |  | 					# csvlog and jsonlog require | 
		
	
		
			
				|  |  |  |  | 					# logging_collector to be on. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # This is used when logging to stderr: | 
		
	
		
			
				|  |  |  |  | #logging_collector = off		# Enable capturing of stderr, jsonlog, | 
		
	
		
			
				|  |  |  |  | 					# and csvlog into log files. Required | 
		
	
		
			
				|  |  |  |  | 					# to be on for csvlogs and jsonlogs. | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These are only used if logging_collector is on: | 
		
	
		
			
				|  |  |  |  | #log_directory = 'log'			# directory where log files are written, | 
		
	
		
			
				|  |  |  |  | 					# can be absolute or relative to PGDATA | 
		
	
		
			
				|  |  |  |  | #log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log'	# log file name pattern, | 
		
	
		
			
				|  |  |  |  | 							# can include strftime() escapes | 
		
	
		
			
				|  |  |  |  | #log_file_mode = 0600			# creation mode for log files, | 
		
	
		
			
				|  |  |  |  | 					# begin with 0 to use octal notation | 
		
	
		
			
				|  |  |  |  | #log_rotation_age = 1d			# Automatic rotation of logfiles will | 
		
	
		
			
				|  |  |  |  | 					# happen after that time.  0 disables. | 
		
	
		
			
				|  |  |  |  | #log_rotation_size = 10MB		# Automatic rotation of logfiles will | 
		
	
		
			
				|  |  |  |  | 					# happen after that much log output. | 
		
	
		
			
				|  |  |  |  | 					# 0 disables. | 
		
	
		
			
				|  |  |  |  | #log_truncate_on_rotation = off		# If on, an existing log file with the | 
		
	
		
			
				|  |  |  |  | 					# same name as the new log file will be | 
		
	
		
			
				|  |  |  |  | 					# truncated rather than appended to. | 
		
	
		
			
				|  |  |  |  | 					# But such truncation only occurs on | 
		
	
		
			
				|  |  |  |  | 					# time-driven rotation, not on restarts | 
		
	
		
			
				|  |  |  |  | 					# or size-driven rotation.  Default is | 
		
	
		
			
				|  |  |  |  | 					# off, meaning append to existing files | 
		
	
		
			
				|  |  |  |  | 					# in all cases. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These are relevant when logging to syslog: | 
		
	
		
			
				|  |  |  |  | #syslog_facility = 'LOCAL0' | 
		
	
		
			
				|  |  |  |  | #syslog_ident = 'postgres' | 
		
	
		
			
				|  |  |  |  | #syslog_sequence_numbers = on | 
		
	
		
			
				|  |  |  |  | #syslog_split_messages = on | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # This is only relevant when logging to eventlog (Windows): | 
		
	
		
			
				|  |  |  |  | # (change requires restart) | 
		
	
		
			
				|  |  |  |  | #event_source = 'PostgreSQL' | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - When to Log - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_min_messages = warning		# values in order of decreasing detail: | 
		
	
		
			
				|  |  |  |  | 					#   debug5 | 
		
	
		
			
				|  |  |  |  | 					#   debug4 | 
		
	
		
			
				|  |  |  |  | 					#   debug3 | 
		
	
		
			
				|  |  |  |  | 					#   debug2 | 
		
	
		
			
				|  |  |  |  | 					#   debug1 | 
		
	
		
			
				|  |  |  |  | 					#   info | 
		
	
		
			
				|  |  |  |  | 					#   notice | 
		
	
		
			
				|  |  |  |  | 					#   warning | 
		
	
		
			
				|  |  |  |  | 					#   error | 
		
	
		
			
				|  |  |  |  | 					#   log | 
		
	
		
			
				|  |  |  |  | 					#   fatal | 
		
	
		
			
				|  |  |  |  | 					#   panic | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_min_error_statement = error	# values in order of decreasing detail: | 
		
	
		
			
				|  |  |  |  | 					#   debug5 | 
		
	
		
			
				|  |  |  |  | 					#   debug4 | 
		
	
		
			
				|  |  |  |  | 					#   debug3 | 
		
	
		
			
				|  |  |  |  | 					#   debug2 | 
		
	
		
			
				|  |  |  |  | 					#   debug1 | 
		
	
		
			
				|  |  |  |  | 					#   info | 
		
	
		
			
				|  |  |  |  | 					#   notice | 
		
	
		
			
				|  |  |  |  | 					#   warning | 
		
	
		
			
				|  |  |  |  | 					#   error | 
		
	
		
			
				|  |  |  |  | 					#   log | 
		
	
		
			
				|  |  |  |  | 					#   fatal | 
		
	
		
			
				|  |  |  |  | 					#   panic (effectively off) | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_min_duration_statement = -1	# -1 is disabled, 0 logs all statements | 
		
	
		
			
				|  |  |  |  | 					# and their durations, > 0 logs only | 
		
	
		
			
				|  |  |  |  | 					# statements running at least this number | 
		
	
		
			
				|  |  |  |  | 					# of milliseconds | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_min_duration_sample = -1		# -1 is disabled, 0 logs a sample of statements | 
		
	
		
			
				|  |  |  |  | 					# and their durations, > 0 logs only a sample of | 
		
	
		
			
				|  |  |  |  | 					# statements running at least this number | 
		
	
		
			
				|  |  |  |  | 					# of milliseconds; | 
		
	
		
			
				|  |  |  |  | 					# sample fraction is determined by log_statement_sample_rate | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_statement_sample_rate = 1.0	# fraction of logged statements exceeding | 
		
	
		
			
				|  |  |  |  | 					# log_min_duration_sample to be logged; | 
		
	
		
			
				|  |  |  |  | 					# 1.0 logs all such statements, 0.0 never logs | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_transaction_sample_rate = 0.0	# fraction of transactions whose statements | 
		
	
		
			
				|  |  |  |  | 					# are logged regardless of their duration; 1.0 logs all | 
		
	
		
			
				|  |  |  |  | 					# statements from all transactions, 0.0 never logs | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #log_startup_progress_interval = 10s	# Time between progress updates for | 
		
	
		
			
				|  |  |  |  | 					# long-running startup operations. | 
		
	
		
			
				|  |  |  |  | 					# 0 disables the feature, > 0 indicates | 
		
	
		
			
				|  |  |  |  | 					# the interval in milliseconds. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - What to Log - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #debug_print_parse = off | 
		
	
		
			
				|  |  |  |  | #debug_print_rewritten = off | 
		
	
		
			
				|  |  |  |  | #debug_print_plan = off | 
		
	
		
			
				|  |  |  |  | #debug_pretty_print = on | 
		
	
		
			
				|  |  |  |  | #log_autovacuum_min_duration = 10min	# log autovacuum activity; | 
		
	
		
			
				|  |  |  |  | 					# -1 disables, 0 logs all actions and | 
		
	
		
			
				|  |  |  |  | 					# their durations, > 0 logs only | 
		
	
		
			
				|  |  |  |  | 					# actions running at least this number | 
		
	
		
			
				|  |  |  |  | 					# of milliseconds. | 
		
	
		
			
				|  |  |  |  | #log_checkpoints = on | 
		
	
		
			
				|  |  |  |  | #log_connections = off | 
		
	
		
			
				|  |  |  |  | #log_disconnections = off | 
		
	
		
			
				|  |  |  |  | #log_duration = off | 
		
	
		
			
				|  |  |  |  | #log_error_verbosity = default		# terse, default, or verbose messages | 
		
	
		
			
				|  |  |  |  | #log_hostname = off | 
		
	
		
			
				|  |  |  |  | #log_line_prefix = '%m [%p] '		# special values: | 
		
	
		
			
				|  |  |  |  | 					#   %a = application name | 
		
	
		
			
				|  |  |  |  | 					#   %u = user name | 
		
	
		
			
				|  |  |  |  | 					#   %d = database name | 
		
	
		
			
				|  |  |  |  | 					#   %r = remote host and port | 
		
	
		
			
				|  |  |  |  | 					#   %h = remote host | 
		
	
		
			
				|  |  |  |  | 					#   %b = backend type | 
		
	
		
			
				|  |  |  |  | 					#   %p = process ID | 
		
	
		
			
				|  |  |  |  | 					#   %P = process ID of parallel group leader | 
		
	
		
			
				|  |  |  |  | 					#   %t = timestamp without milliseconds | 
		
	
		
			
				|  |  |  |  | 					#   %m = timestamp with milliseconds | 
		
	
		
			
				|  |  |  |  | 					#   %n = timestamp with milliseconds (as a Unix epoch) | 
		
	
		
			
				|  |  |  |  | 					#   %Q = query ID (0 if none or not computed) | 
		
	
		
			
				|  |  |  |  | 					#   %i = command tag | 
		
	
		
			
				|  |  |  |  | 					#   %e = SQL state | 
		
	
		
			
				|  |  |  |  | 					#   %c = session ID | 
		
	
		
			
				|  |  |  |  | 					#   %l = session line number | 
		
	
		
			
				|  |  |  |  | 					#   %s = session start timestamp | 
		
	
		
			
				|  |  |  |  | 					#   %v = virtual transaction ID | 
		
	
		
			
				|  |  |  |  | 					#   %x = transaction ID (0 if none) | 
		
	
		
			
				|  |  |  |  | 					#   %q = stop here in non-session | 
		
	
		
			
				|  |  |  |  | 					#        processes | 
		
	
		
			
				|  |  |  |  | 					#   %% = '%' | 
		
	
		
			
				|  |  |  |  | 					# e.g. '<%u%%%d> ' | 
		
	
		
			
				|  |  |  |  | #log_lock_waits = off			# log lock waits >= deadlock_timeout | 
		
	
		
			
				|  |  |  |  | #log_recovery_conflict_waits = off	# log standby recovery conflict waits | 
		
	
		
			
				|  |  |  |  | 					# >= deadlock_timeout | 
		
	
		
			
				|  |  |  |  | #log_parameter_max_length = -1		# when logging statements, limit logged | 
		
	
		
			
				|  |  |  |  | 					# bind-parameter values to N bytes; | 
		
	
		
			
				|  |  |  |  | 					# -1 means print in full, 0 disables | 
		
	
		
			
				|  |  |  |  | #log_parameter_max_length_on_error = 0	# when logging an error, limit logged | 
		
	
		
			
				|  |  |  |  | 					# bind-parameter values to N bytes; | 
		
	
		
			
				|  |  |  |  | 					# -1 means print in full, 0 disables | 
		
	
		
			
				|  |  |  |  | #log_statement = 'none'			# none, ddl, mod, all | 
		
	
		
			
				|  |  |  |  | #log_replication_commands = off | 
		
	
		
			
				|  |  |  |  | #log_temp_files = -1			# log temporary files equal or larger | 
		
	
		
			
				|  |  |  |  | 					# than the specified size in kilobytes; | 
		
	
		
			
				|  |  |  |  | 					# -1 disables, 0 logs all temp files | 
		
	
		
			
				|  |  |  |  | #log_timezone = 'GMT' | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Process Title - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #cluster_name = ''			# added to process titles if nonempty | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #update_process_title = on | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # STATISTICS | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Cumulative Query and Index Statistics - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #track_activities = on | 
		
	
		
			
				|  |  |  |  | #track_activity_query_size = 1024	# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #track_counts = on | 
		
	
		
			
				|  |  |  |  | #track_cost_delay_timing = off | 
		
	
		
			
				|  |  |  |  | #track_io_timing = off | 
		
	
		
			
				|  |  |  |  | #track_wal_io_timing = off | 
		
	
		
			
				|  |  |  |  | #track_functions = none			# none, pl, all | 
		
	
		
			
				|  |  |  |  | #stats_fetch_consistency = cache	# cache, none, snapshot | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Monitoring - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #compute_query_id = auto | 
		
	
		
			
				|  |  |  |  | #log_statement_stats = off | 
		
	
		
			
				|  |  |  |  | #log_parser_stats = off | 
		
	
		
			
				|  |  |  |  | #log_planner_stats = off | 
		
	
		
			
				|  |  |  |  | #log_executor_stats = off | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # VACUUMING | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Automatic Vacuuming - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #autovacuum = on			# Enable autovacuum subprocess?  'on' | 
		
	
		
			
				|  |  |  |  | 					# requires track_counts to also be on. | 
		
	
		
			
				|  |  |  |  | autovacuum_worker_slots = 16	# autovacuum worker slots to allocate | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #autovacuum_max_workers = 3		# max number of autovacuum subprocesses | 
		
	
		
			
				|  |  |  |  | #autovacuum_naptime = 1min		# time between autovacuum runs | 
		
	
		
			
				|  |  |  |  | #autovacuum_vacuum_threshold = 50	# min number of row updates before | 
		
	
		
			
				|  |  |  |  | 					# vacuum | 
		
	
		
			
				|  |  |  |  | #autovacuum_vacuum_insert_threshold = 1000	# min number of row inserts | 
		
	
		
			
				|  |  |  |  | 						# before vacuum; -1 disables insert | 
		
	
		
			
				|  |  |  |  | 						# vacuums | 
		
	
		
			
				|  |  |  |  | #autovacuum_analyze_threshold = 50	# min number of row updates before | 
		
	
		
			
				|  |  |  |  | 					# analyze | 
		
	
		
			
				|  |  |  |  | #autovacuum_vacuum_scale_factor = 0.2	# fraction of table size before vacuum | 
		
	
		
			
				|  |  |  |  | #autovacuum_vacuum_insert_scale_factor = 0.2	# fraction of unfrozen pages | 
		
	
		
			
				|  |  |  |  |           # before insert vacuum | 
		
	
		
			
				|  |  |  |  | #autovacuum_analyze_scale_factor = 0.1	# fraction of table size before analyze | 
		
	
		
			
				|  |  |  |  | #autovacuum_vacuum_max_threshold = 100000000    # max number of row updates | 
		
	
		
			
				|  |  |  |  | 						# before vacuum; -1 disables max | 
		
	
		
			
				|  |  |  |  | 						# threshold | 
		
	
		
			
				|  |  |  |  | #autovacuum_freeze_max_age = 200000000	# maximum XID age before forced vacuum | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #autovacuum_multixact_freeze_max_age = 400000000	# maximum multixact age | 
		
	
		
			
				|  |  |  |  | 							# before forced vacuum | 
		
	
		
			
				|  |  |  |  | 							# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #autovacuum_vacuum_cost_delay = 2ms	# default vacuum cost delay for | 
		
	
		
			
				|  |  |  |  | 					# autovacuum, in milliseconds; | 
		
	
		
			
				|  |  |  |  | 					# -1 means use vacuum_cost_delay | 
		
	
		
			
				|  |  |  |  | #autovacuum_vacuum_cost_limit = -1	# default vacuum cost limit for | 
		
	
		
			
				|  |  |  |  | 					# autovacuum, -1 means use | 
		
	
		
			
				|  |  |  |  | 					# vacuum_cost_limit | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Cost-Based Vacuum Delay - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #vacuum_cost_delay = 0			# 0-100 milliseconds (0 disables) | 
		
	
		
			
				|  |  |  |  | #vacuum_cost_page_hit = 1		# 0-10000 credits | 
		
	
		
			
				|  |  |  |  | #vacuum_cost_page_miss = 2		# 0-10000 credits | 
		
	
		
			
				|  |  |  |  | #vacuum_cost_page_dirty = 20		# 0-10000 credits | 
		
	
		
			
				|  |  |  |  | #vacuum_cost_limit = 200		# 1-10000 credits | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Freezing - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #vacuum_freeze_table_age = 150000000 | 
		
	
		
			
				|  |  |  |  | #vacuum_freeze_min_age = 50000000 | 
		
	
		
			
				|  |  |  |  | #vacuum_failsafe_age = 1600000000 | 
		
	
		
			
				|  |  |  |  | #vacuum_multixact_freeze_table_age = 150000000 | 
		
	
		
			
				|  |  |  |  | #vacuum_multixact_freeze_min_age = 5000000 | 
		
	
		
			
				|  |  |  |  | #vacuum_multixact_failsafe_age = 1600000000 | 
		
	
		
			
				|  |  |  |  | #vacuum_max_eager_freeze_failure_rate = 0.03 # 0 disables eager scanning | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # CLIENT CONNECTION DEFAULTS | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Statement Behavior - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #client_min_messages = notice		# values in order of decreasing detail: | 
		
	
		
			
				|  |  |  |  | 					#   debug5 | 
		
	
		
			
				|  |  |  |  | 					#   debug4 | 
		
	
		
			
				|  |  |  |  | 					#   debug3 | 
		
	
		
			
				|  |  |  |  | 					#   debug2 | 
		
	
		
			
				|  |  |  |  | 					#   debug1 | 
		
	
		
			
				|  |  |  |  | 					#   log | 
		
	
		
			
				|  |  |  |  | 					#   notice | 
		
	
		
			
				|  |  |  |  | 					#   warning | 
		
	
		
			
				|  |  |  |  | 					#   error | 
		
	
		
			
				|  |  |  |  | #search_path = '"$user", public'	# schema names | 
		
	
		
			
				|  |  |  |  | #row_security = on | 
		
	
		
			
				|  |  |  |  | #default_table_access_method = 'heap' | 
		
	
		
			
				|  |  |  |  | #default_tablespace = ''		# a tablespace name, '' uses the default | 
		
	
		
			
				|  |  |  |  | #default_toast_compression = 'pglz'	# 'pglz' or 'lz4' | 
		
	
		
			
				|  |  |  |  | #temp_tablespaces = ''			# a list of tablespace names, '' uses | 
		
	
		
			
				|  |  |  |  | 					# only default tablespace | 
		
	
		
			
				|  |  |  |  | #check_function_bodies = on | 
		
	
		
			
				|  |  |  |  | #default_transaction_isolation = 'read committed' | 
		
	
		
			
				|  |  |  |  | #default_transaction_read_only = off | 
		
	
		
			
				|  |  |  |  | #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 | 
		
	
		
			
				|  |  |  |  | #bytea_output = 'hex'			# hex, escape | 
		
	
		
			
				|  |  |  |  | #xmlbinary = 'base64' | 
		
	
		
			
				|  |  |  |  | #xmloption = 'content' | 
		
	
		
			
				|  |  |  |  | #gin_pending_list_limit = 4MB | 
		
	
		
			
				|  |  |  |  | #createrole_self_grant = ''		# set and/or inherit | 
		
	
		
			
				|  |  |  |  | #event_triggers = on | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Locale and Formatting - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #datestyle = 'iso, mdy' | 
		
	
		
			
				|  |  |  |  | #intervalstyle = 'postgres' | 
		
	
		
			
				|  |  |  |  | #timezone = 'GMT' | 
		
	
		
			
				|  |  |  |  | #timezone_abbreviations = 'Default'	# Select the set of available time zone | 
		
	
		
			
				|  |  |  |  | 					# abbreviations.  Currently, there are | 
		
	
		
			
				|  |  |  |  | 					#   Default | 
		
	
		
			
				|  |  |  |  | 					#   Australia (historical usage) | 
		
	
		
			
				|  |  |  |  | 					#   India | 
		
	
		
			
				|  |  |  |  | 					# You can create your own file in | 
		
	
		
			
				|  |  |  |  | 					# share/timezonesets/. | 
		
	
		
			
				|  |  |  |  | #extra_float_digits = 1			# min -15, max 3; any value >0 actually | 
		
	
		
			
				|  |  |  |  | 					# selects precise output mode | 
		
	
		
			
				|  |  |  |  | #client_encoding = sql_ascii		# actually, defaults to database | 
		
	
		
			
				|  |  |  |  | 					# encoding | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These settings are initialized by initdb, but they can be changed. | 
		
	
		
			
				|  |  |  |  | #lc_messages = ''			# locale for system error message | 
		
	
		
			
				|  |  |  |  | 					# strings | 
		
	
		
			
				|  |  |  |  | #lc_monetary = 'C'			# locale for monetary formatting | 
		
	
		
			
				|  |  |  |  | #lc_numeric = 'C'			# locale for number formatting | 
		
	
		
			
				|  |  |  |  | #lc_time = 'C'				# locale for time formatting | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #icu_validation_level = warning		# report ICU locale validation | 
		
	
		
			
				|  |  |  |  | 					# errors at the given level | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # default configuration for text search | 
		
	
		
			
				|  |  |  |  | #default_text_search_config = 'pg_catalog.simple' | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Shared Library Preloading - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #local_preload_libraries = '' | 
		
	
		
			
				|  |  |  |  | #session_preload_libraries = '' | 
		
	
		
			
				|  |  |  |  | #shared_preload_libraries = ''		# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #jit_provider = 'llvmjit'		# JIT library to use | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Other Defaults - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #dynamic_library_path = '$libdir' | 
		
	
		
			
				|  |  |  |  | #gin_fuzzy_search_limit = 0 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # LOCK MANAGEMENT | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #deadlock_timeout = 1s | 
		
	
		
			
				|  |  |  |  | #max_locks_per_transaction = 64		# min 10 | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #max_pred_locks_per_transaction = 64	# min 10 | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #max_pred_locks_per_relation = -2	# negative values mean | 
		
	
		
			
				|  |  |  |  | 					# (max_pred_locks_per_transaction | 
		
	
		
			
				|  |  |  |  | 					#  / -max_pred_locks_per_relation) - 1 | 
		
	
		
			
				|  |  |  |  | #max_pred_locks_per_page = 2		# min 0 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # VERSION AND PLATFORM COMPATIBILITY | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Previous PostgreSQL Versions - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #array_nulls = on | 
		
	
		
			
				|  |  |  |  | #backslash_quote = safe_encoding	# on, off, or safe_encoding | 
		
	
		
			
				|  |  |  |  | #escape_string_warning = on | 
		
	
		
			
				|  |  |  |  | #lo_compat_privileges = off | 
		
	
		
			
				|  |  |  |  | #quote_all_identifiers = off | 
		
	
		
			
				|  |  |  |  | #standard_conforming_strings = on | 
		
	
		
			
				|  |  |  |  | #synchronize_seqscans = on | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # - Other Platforms and Clients - | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #transform_null_equals = off | 
		
	
		
			
				|  |  |  |  | #allow_alter_system = on | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # ERROR HANDLING | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #exit_on_error = off			# terminate session on any error? | 
		
	
		
			
				|  |  |  |  | #restart_after_crash = on		# reinitialize after backend crash? | 
		
	
		
			
				|  |  |  |  | #data_sync_retry = off			# retry or panic on failure to fsync | 
		
	
		
			
				|  |  |  |  | 					# data? | 
		
	
		
			
				|  |  |  |  | 					# (change requires restart) | 
		
	
		
			
				|  |  |  |  | #recovery_init_sync_method = fsync	# fsync, syncfs (Linux 5.8+) | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # CONFIG FILE INCLUDES | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | # These options allow settings to be loaded from files other than the | 
		
	
		
			
				|  |  |  |  | # default postgresql.conf.  Note that these are directives, not variable | 
		
	
		
			
				|  |  |  |  | # assignments, so they can usefully be given more than once. | 
		
	
		
			
				|  |  |  |  | 
 | 
		
	
		
			
				|  |  |  |  | #include_dir = '...'			# include files ending in '.conf' from | 
		
	
		
			
				|  |  |  |  | 					# a directory, e.g., 'conf.d' | 
		
	
		
			
				|  |  |  |  | #include_if_exists = '...'		# include file only if it exists | 
		
	
		
			
				|  |  |  |  | #include = '...'			# include file | 
		
	
		
			
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				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
				|  |  |  |  | # CUSTOMIZED OPTIONS | 
		
	
		
			
				|  |  |  |  | #------------------------------------------------------------------------------ | 
		
	
		
			
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				|  |  |  |  | # Add settings for extensions here |