# The default values of these variables are driven from the -D command-line
# option or PGDATA environment variable, represented here as ConfigDir.
-data_directory = '/var/lib/postgresql/13/main' # use data in another directory
+data_directory = '/var/lib/postgresql/15/main' # use data in another directory
# (change requires restart)
-hba_file = '/etc/postgresql/13/main/pg_hba.conf' # host-based authentication file
+hba_file = '/etc/postgresql/15/main/pg_hba.conf' # host-based authentication file
# (change requires restart)
-ident_file = '/etc/postgresql/13/main/pg_ident.conf' # ident configuration file
+ident_file = '/etc/postgresql/15/main/pg_ident.conf' # ident configuration file
# (change requires restart)
# If external_pid_file is not explicitly set, no extra PID file is written.
-external_pid_file = '/var/run/postgresql/13-main.pid' # write an extra PID file
+external_pid_file = '/var/run/postgresql/15-main.pid' # write an extra PID file
# (change requires restart)
#tcp_user_timeout = 0 # TCP_USER_TIMEOUT, in milliseconds;
# 0 selects the system default
+#client_connection_check_interval = 0 # time between checks for client
+ # disconnection while running queries;
+ # 0 for never
+
# - Authentication -
#authentication_timeout = 1min # 1s-600s
-#password_encryption = md5 # md5 or scram-sha-256
+#password_encryption = scram-sha-256 # scram-sha-256 or md5
#db_user_namespace = off
# GSSAPI using Kerberos
# - SSL -
ssl = on
-ssl_ca_file = '/etc/postgresql/13/main/private/psql.crt'
-ssl_cert_file = '/etc/postgresql/13/main/private/fullchain.pem'
+ssl_ca_file = '/etc/postgresql/15/main/private/psql.crt'
+ssl_cert_file = '/etc/postgresql/15/main/private/fullchain.pem'
#ssl_crl_file = ''
-ssl_key_file = '/etc/postgresql/13/main/private/privkey.pem'
+ssl_key_file = '/etc/postgresql/15/main/private/privkey.pem'
#ssl_ciphers = 'HIGH:MEDIUM:+3DES:!aNULL' # allowed SSL ciphers
#ssl_prefer_server_ciphers = on
#ssl_ecdh_curve = 'prime256v1'
# (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 = 1.0 # 1-1000.0 multiplier on hash table work_mem
+#hash_mem_multiplier = 2.0 # 1-1000.0 multiplier on hash table work_mem
#maintenance_work_mem = 64MB # min 1MB
#autovacuum_work_mem = -1 # min 1MB, or -1 to use maintenance_work_mem
#logical_decoding_work_mem = 64MB # min 64kB
# sysv
# windows
# (change requires restart)
-dynamic_shared_memory_type = posix # the default is the first option
+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)
# - Disk -
#vacuum_cost_delay = 0 # 0-100 milliseconds (0 disables)
#vacuum_cost_page_hit = 1 # 0-10000 credits
-#vacuum_cost_page_miss = 10 # 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
# - Asynchronous Behavior -
+#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
#max_worker_processes = 8 # (change requires restart)
-#max_parallel_maintenance_workers = 2 # taken from max_parallel_workers
#max_parallel_workers_per_gather = 2 # taken from max_parallel_workers
-#parallel_leader_participation = on
+#max_parallel_maintenance_workers = 2 # taken from max_parallel_workers
#max_parallel_workers = 8 # maximum 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)
-#backend_flush_after = 0 # measured in pages, 0 disables
#------------------------------------------------------------------------------
# fsync_writethrough
# open_sync
#full_page_writes = on # recover from partial page writes
-#wal_compression = off # enable compression of full-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
# - Checkpoints -
#checkpoint_timeout = 5min # range 30s-1d
-max_wal_size = 1GB
-min_wal_size = 80MB
-#checkpoint_completion_target = 0.5 # checkpoint target duration, 0.0 - 1.0
+#checkpoint_completion_target = 0.9 # checkpoint target duration, 0.0 - 1.0
#checkpoint_flush_after = 256kB # measured in pages, 0 disables
#checkpoint_warning = 30s # 0 disables
+max_wal_size = 1GB
+min_wal_size = 80MB
+
+# - Prefetching during recovery -
+
+#recovery_prefetch = try # prefetch pages referenced in the WAL?
+#wal_decode_buffer_size = 512kB # lookahead window used for prefetching
+ # (change requires restart)
# - Archiving -
#archive_mode = off # enables archiving; off, on, or always
# (change requires restart)
+#archive_library = '' # library to use to archive a logfile segment
+ # (empty string indicates archive_command should
+ # be used)
#archive_command = '' # command to use to archive a logfile segment
# placeholders: %p = path of file to archive
# %f = file name only
# placeholders: %p = path of file to restore
# %f = file name only
# e.g. 'cp /mnt/server/archivedir/%f %p'
- # (change requires restart)
#archive_cleanup_command = '' # command to execute at every restartpoint
#recovery_end_command = '' # command to execute at completion of recovery
# - Sending Servers -
-# Set these on the master and on any standby that will send replication data.
+# 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
#wal_sender_timeout = 60s # in milliseconds; 0 disables
-
-#max_replication_slots = 10 # max number of replication slots
- # (change requires restart)
#track_commit_timestamp = off # collect timestamp of transaction commit
# (change requires restart)
-# - Master Server -
+# - Primary Server -
# These settings are ignored on a standby server.
# - Standby Servers -
-# These settings are ignored on a master server.
+# 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_feedback = off # send info from standby to prevent
# query conflicts
#wal_receiver_timeout = 60s # time that receiver waits for
- # communication from master
+ # communication from primary
# in milliseconds; 0 disables
#wal_retrieve_retry_interval = 5s # time to wait before retrying to
# retrieve WAL after a failed attempt
# - 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_seqscan = on
#enable_sort = on
-#enable_incremental_sort = on
#enable_tidscan = on
-#enable_partitionwise_join = off
-#enable_partitionwise_aggregate = off
-#enable_parallel_hash = on
-#enable_partition_pruning = on
# - Planner Cost Constants -
#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_tuple_cost = 0.1 # 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;
# query is more expensive than this;
# -1 disables
-#min_parallel_table_scan_size = 8MB
-#min_parallel_index_scan_size = 512kB
-#effective_cache_size = 4GB
-
# - Genetic Query Optimizer -
#geqo = on
#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
-#force_parallel_mode = off
-#jit = on # allow JIT compilation
#plan_cache_mode = auto # auto, force_generic_plan or
# force_custom_plan
+#recursive_worktable_factor = 10.0 # range 0.001-1000000
#------------------------------------------------------------------------------
# - Where to Log -
#log_destination = 'stderr' # Valid values are combinations of
- # stderr, csvlog, syslog, and eventlog,
- # depending on platform. csvlog
- # requires logging_collector to be on.
+ # 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 and csvlog
- # into log files. Required to be on for
- # csvlogs.
+#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:
# 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.
# or size-driven rotation. Default is
# off, meaning append to existing files
# in all cases.
-#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.
# These are relevant when logging to syslog:
#syslog_facility = 'LOCAL0'
#syslog_sequence_numbers = on
#syslog_split_messages = on
-# This is only relevant when logging to eventlog (win32):
+# This is only relevant when logging to eventlog (Windows):
# (change requires restart)
#event_source = 'PostgreSQL'
# 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_checkpoints = off
+#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
# %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
# %% = '%'
# 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
# PROCESS TITLE
#------------------------------------------------------------------------------
-cluster_name = '13/main' # added to process titles if nonempty
+cluster_name = '15/main' # added to process titles if nonempty
# (change requires restart)
#update_process_title = on
# STATISTICS
#------------------------------------------------------------------------------
-# - Query and Index Statistics Collector -
+# - Cumulative Query and Index Statistics -
#track_activities = on
+#track_activity_query_size = 1024 # (change requires restart)
#track_counts = on
#track_io_timing = off
+#track_wal_io_timing = off
#track_functions = none # none, pl, all
-#track_activity_query_size = 1024 # (change requires restart)
-stats_temp_directory = '/var/run/postgresql/13-main.pg_stat_tmp'
+#stats_fetch_consistency = cache
# - Monitoring -
+#compute_query_id = auto
+#log_statement_stats = off
#log_parser_stats = off
#log_planner_stats = off
#log_executor_stats = off
-#log_statement_stats = off
#------------------------------------------------------------------------------
#autovacuum = on # Enable autovacuum subprocess? 'on'
# requires track_counts to also be on.
-#log_autovacuum_min_duration = -1 # -1 disables, 0 logs all actions and
- # their durations, > 0 logs only
- # actions running at least this number
- # of milliseconds.
#autovacuum_max_workers = 3 # max number of autovacuum subprocesses
# (change requires restart)
#autovacuum_naptime = 1min # time between autovacuum runs
# error
#search_path = '"$user", public' # schema names
#row_security = on
+#default_table_access_method = 'heap'
#default_tablespace = '' # a tablespace name, '' uses the default
+#default_toast_compression = 'pglz' # 'pglz' or 'lz4'
#temp_tablespaces = '' # a list of tablespace names, '' uses
# only default tablespace
-#default_table_access_method = 'heap'
#check_function_bodies = on
#default_transaction_isolation = 'read committed'
#default_transaction_read_only = off
#statement_timeout = 0 # in milliseconds, 0 is disabled
#lock_timeout = 0 # in milliseconds, 0 is disabled
#idle_in_transaction_session_timeout = 0 # in milliseconds, 0 is disabled
-#vacuum_freeze_min_age = 50000000
+#idle_session_timeout = 0 # in milliseconds, 0 is disabled
#vacuum_freeze_table_age = 150000000
-#vacuum_multixact_freeze_min_age = 5000000
+#vacuum_freeze_min_age = 50000000
+#vacuum_failsafe_age = 1600000000
#vacuum_multixact_freeze_table_age = 150000000
-#vacuum_cleanup_index_scale_factor = 0.1 # fraction of total number of tuples
- # before index cleanup, 0 always performs
- # index cleanup
+#vacuum_multixact_freeze_min_age = 5000000
+#vacuum_multixact_failsafe_age = 1600000000
#bytea_output = 'hex' # hex, escape
#xmlbinary = 'base64'
#xmloption = 'content'
-#gin_fuzzy_search_limit = 0
#gin_pending_list_limit = 4MB
# - Locale and Formatting -
# - Shared Library Preloading -
-#shared_preload_libraries = '' # (change requires restart)
#local_preload_libraries = ''
#session_preload_libraries = ''
+#shared_preload_libraries = '' # (change requires restart)
#jit_provider = 'llvmjit' # JIT library to use
# - Other Defaults -
#dynamic_library_path = '$libdir'
#extension_destdir = '' # prepend path when loading extensions
# and shared objects (added by Debian)
+#gin_fuzzy_search_limit = 0
#------------------------------------------------------------------------------
#backslash_quote = safe_encoding # on, off, or safe_encoding
#escape_string_warning = on
#lo_compat_privileges = off
-#operator_precedence_warning = off
#quote_all_identifiers = off
#standard_conforming_strings = on
#synchronize_seqscans = on
#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+)
#------------------------------------------------------------------------------
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