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Add --help-config facility to dump information about GUC parameters
without needing a running backend. Reorder postgresql.conf.sample to match new layout of runtime.sgml. This commit re-adds work lost in Wednesday's crash.
This commit is contained in:
Tom Lane
@ -27,70 +27,83 @@
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#
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# Connection Parameters
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#
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# CONNECTIONS AND AUTHENTICATION
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# ----------------------------------
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# Connection Settings
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#tcpip_socket = false
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#ssl = false
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#max_connections = 32
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# note: increasing max_connections costs about 500 bytes of shared
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# memory per connection slot, in addition to costs from shared_buffers
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# and max_locks_per_transaction.
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#superuser_reserved_connections = 2
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#port = 5432
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#port = 5432
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#unix_socket_directory = ''
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#unix_socket_group = ''
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#unix_socket_permissions = 0777 # octal
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#virtual_host = ''
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# Security & Authentication
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#authentication_timeout = 60 # 1-600, in seconds
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#ssl = false
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#password_encryption = true
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#krb_server_keyfile = ''
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#db_user_namespace = false
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#
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# Shared Memory Size
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#
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# RESOURCE USAGE (except WAL)
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# ---------------------------------
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# Memory
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#shared_buffers = 64 # min 16, at least max_connections*2, 8KB each
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#max_locks_per_transaction = 64 # min 10, ~260*max_connections bytes each
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#wal_buffers = 8 # min 4, 8KB each
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# fsm = free space map
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#max_fsm_relations = 1000 # min 100, ~50 bytes each
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#max_fsm_pages = 20000 # min max_fsm_relations*16, 6 bytes each
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# note: increasing max_connections also costs about 500 bytes each,
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# in addition to costs from shared_buffers and max_locks_per_transaction.
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#
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# Non-shared Memory Sizes
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#
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#sort_mem = 1024 # min 64, size in KB
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#vacuum_mem = 8192 # min 1024, size in KB
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# Free Space Map
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#max_fsm_pages = 20000 # min max_fsm_relations*16, 6 bytes each
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#max_fsm_relations = 1000 # min 100, ~50 bytes each
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# Kernel Resource Usage
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#max_files_per_process = 1000 # min 25
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#preload_libraries = ''
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# WRITE AHEAD LOG
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# ---------------------------------
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# Settings
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#fsync = true # turns forced synchronization on or off
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#wal_sync_method = fsync # the default varies across platforms:
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# fsync, fdatasync, open_sync, or open_datasync
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#wal_buffers = 8 # min 4, 8KB each
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# Checkpoints
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#
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# Write-ahead log (WAL)
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#
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#checkpoint_segments = 3 # in logfile segments, min 1, 16MB each
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#checkpoint_timeout = 300 # range 30-3600, in seconds
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#checkpoint_warning = 30 # 0 is off, in seconds
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#
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#commit_delay = 0 # range 0-100000, in microseconds
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#commit_siblings = 5 # range 1-1000
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#
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#fsync = true
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#wal_sync_method = fsync # the default varies across platforms:
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# # fsync, fdatasync, open_sync, or open_datasync
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#wal_debug = 0 # range 0-16
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#
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# Optimizer Parameters
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#
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#enable_seqscan = true
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#enable_indexscan = true
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#enable_tidscan = true
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#enable_sort = true
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# QUERY TUNING
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# --------------------------------
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# Planner Method Enabling
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#enable_hashagg = true
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#enable_nestloop = true
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#enable_mergejoin = true
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#enable_hashjoin = true
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#enable_indexscan = true
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#enable_mergejoin = true
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#enable_nestloop = true
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#enable_seqscan = true
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#enable_sort = true
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#enable_tidscan = true
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# Planner Cost Constants
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#effective_cache_size = 1000 # typically 8KB each
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#random_page_cost = 4 # units are one sequential page fetch cost
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@ -98,117 +111,127 @@
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#cpu_index_tuple_cost = 0.001 # (same)
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#cpu_operator_cost = 0.0025 # (same)
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# Genetic Query Optimizer
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#geqo = true
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#geqo_threshold = 11
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#geqo_effort = 1
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#geqo_generations = 0
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#geqo_pool_size = 0 # default based on tables in statement,
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# range 128-1024
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#geqo_random_seed = -1 # -1 = use variable seed
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#geqo_selection_bias = 2.0 # range 1.5-2.0
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# Other Planner Options
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#default_statistics_target = 10 # range 1-1000
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#from_collapse_limit = 8
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#join_collapse_limit = 8 # 1 disables collapsing of explicit JOINs
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#default_statistics_target = 10 # range 1-1000
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#
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# GEQO Optimizer Parameters
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#
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#geqo = true
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#geqo_selection_bias = 2.0 # range 1.5-2.0
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#geqo_threshold = 11
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#geqo_pool_size = 0 # default based on tables in statement,
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# range 128-1024
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#geqo_effort = 1
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#geqo_generations = 0
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#geqo_random_seed = -1 # auto-compute seed
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# ERROR REPORTING AND LOGGING
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# ------------------------------------
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# Syslog
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#syslog = 0 # range 0-2
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#syslog_facility = 'LOCAL0'
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#syslog_ident = 'postgres'
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# When to Log
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#
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# Message display
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#
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#client_min_messages = notice # Values, in order of decreasing detail:
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# debug5, debug4, debug3, debug2, debug1,
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# log, info, notice, warning, error
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#log_min_messages = notice # Values, in order of decreasing detail:
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# debug5, debug4, debug3, debug2, debug1,
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# info, notice, warning, error, log, fatal,
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# panic
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#log_error_verbosity = default # terse, default, or verbose messages
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#silent_mode = false
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#log_connections = false
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#log_hostname = false
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#log_source_port = false
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#log_pid = false
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#log_statement = false
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#log_duration = false
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#log_timestamp = false
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#log_error_verbosity = default # terse, default, or verbose messages
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#log_min_error_statement = panic # Values in order of increasing severity:
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# debug5, debug4, debug3, debug2, debug1,
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# info, notice, warning, error, panic(off)
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#log_min_duration_statement = 0 # Log all statements whose
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# execution time exceeds the value, in
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# milliseconds. Zero disables.
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#silent_mode = false # DO NOT USE without Syslog!
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# What to Log
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#debug_print_parse = false
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#debug_print_rewritten = false
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#debug_print_plan = false
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#debug_pretty_print = false
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#log_connections = false
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#log_duration = false
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#log_pid = false
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#log_statement = false
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#log_timestamp = false
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#log_hostname = false
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#log_source_port = false
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#explain_pretty_print = true
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# RUNTIME STATISTICS
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# -------------------------------------
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# Statistics Monitoring
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# requires USE_ASSERT_CHECKING
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#debug_assertions = true
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#
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# Syslog
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#
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#syslog = 0 # range 0-2
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#syslog_facility = 'LOCAL0'
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#syslog_ident = 'postgres'
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#
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# Statistics
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#
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#log_parser_stats = false
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#log_planner_stats = false
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#log_executor_stats = false
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#log_statement_stats = false
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# requires BTREE_BUILD_STATS
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#log_btree_build_stats = false
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# Query/Index Statistics Collector
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#
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# Access statistics collection
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#
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#stats_start_collector = true
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#stats_reset_on_server_start = true
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#stats_command_string = false
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#stats_row_level = false
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#stats_block_level = false
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#stats_row_level = false
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#stats_reset_on_server_start = true
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#
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# Misc
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#
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#dynamic_library_path = '$libdir'
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# CLIENT CONNECTION DEFAULTS
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# -------------------------------------
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# Statement Behavior
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#search_path = '$user,public' # schema names
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#default_transaction_isolation = 'read committed'
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#default_transaction_read_only = false
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#statement_timeout = 0 # 0 is disabled, in milliseconds
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# Locale and Formatting
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#datestyle = 'iso, us'
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#timezone = unknown # actually, defaults to TZ environment setting
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#australian_timezones = false
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#client_encoding = sql_ascii # actually, defaults to database encoding
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#authentication_timeout = 60 # 1-600, in seconds
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#deadlock_timeout = 1000 # in milliseconds
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#default_transaction_isolation = 'read committed'
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#default_transaction_read_only = false
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#extra_float_digits = 0 # min -15, max 2
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#client_encoding = sql_ascii # actually, defaults to database encoding
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# These settings are initialized by initdb -- they may be changed
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# Other Defaults
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#explain_pretty_print = true
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#dynamic_library_path = '$libdir'
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#max_expr_depth = 10000 # min 10
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#max_files_per_process = 1000 # min 25
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#password_encryption = true
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# LOCK MANAGEMENT
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# -----------------------------------------
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#deadlock_timeout = 1000 # in milliseconds
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#max_locks_per_transaction = 64 # min 10, ~260*max_connections bytes each
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# VERSION/PLATFORM COMPATIBILITY
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# -----------------------------------------
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# Previous Postgres Versions
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#add_missing_from = true
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#regex_flavor = advanced # advanced, extended, or basic
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#sql_inheritance = true
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# Other Platforms & Clients
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#transform_null_equals = false
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#statement_timeout = 0 # 0 is disabled, in milliseconds
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#db_user_namespace = false
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#preload_libraries = ''
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#add_missing_from = true
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