605 lignes
17 KiB
Django/Jinja
605 lignes
17 KiB
Django/Jinja
listen_addresses = 'localhost'
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port = 9998
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socket_dir = '/tmp'
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listen_backlog_multiplier = 2
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# Set the backlog parameter of listen(2) to
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# num_init_children * listen_backlog_multiplier.
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# (change requires restart)
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pcp_listen_addresses = '*'
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pcp_port = 9898
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pcp_socket_dir = '/tmp'
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backend_hostname0 = 'localhost'
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backend_port0 = 5432
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backend_weight0 = 1
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backend_data_directory0 = '/var/lib/pgsql/data'
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backend_flag0 = 'ALLOW_TO_FAILOVER'
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# Controls various backend behavior
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# ALLOW_TO_FAILOVER or DISALLOW_TO_FAILOVER
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enable_pool_hba = off
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# Use pool_hba.conf for client authentication
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pool_passwd = ''
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# File name of pool_passwd for md5 authentication.
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# "" disables pool_passwd.
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# (change requires restart)
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authentication_timeout = 60
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# Delay in seconds to complete client authentication
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# 0 means no timeout.
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# - SSL Connections -
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ssl = off
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# Enable SSL support
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# (change requires restart)
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#ssl_key = './server.key'
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# Path to the SSL private key file
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# (change requires restart)
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#ssl_cert = './server.cert'
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# Path to the SSL public certificate file
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# (change requires restart)
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#ssl_ca_cert = ''
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# Path to a single PEM format file
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# containing CA root certificate(s)
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# (change requires restart)
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#ssl_ca_cert_dir = ''
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# Directory containing CA root certificate(s)
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# (change requires restart)
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#------------------------------------------------------------------------------
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# POOLS
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#------------------------------------------------------------------------------
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# - Pool size -
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num_init_children = 32
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# Number of pools
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# (change requires restart)
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max_pool = 4
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# Number of connections per pool
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# (change requires restart)
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# - Life time -
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child_life_time = 300
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# Pool exits after being idle for this many seconds
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child_max_connections = 0
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# Pool exits after receiving that many connections
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# 0 means no exit
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connection_life_time = 0
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# Connection to backend closes after being idle for this many seconds
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# 0 means no close
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client_idle_limit = 0
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# Client is disconnected after being idle for that many seconds
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# (even inside an explicit transactions!)
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# 0 means no disconnection
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#------------------------------------------------------------------------------
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# LOGS
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#------------------------------------------------------------------------------
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# - Where to log -
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log_destination = 'stderr'
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# Where to log
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# Valid values are combinations of stderr,
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# and syslog. Default to stderr.
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# - What to log -
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log_line_prefix = '%t: pid %p: ' # printf-style string to output at beginning of each log line.
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log_connections = off
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# Log connections
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log_hostname = off
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# Hostname will be shown in ps status
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# and in logs if connections are logged
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log_statement = off
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# Log all statements
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log_per_node_statement = on
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# Log all statements
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# with node and backend informations
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log_standby_delay = 'none'
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# Log standby delay
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# Valid values are combinations of always,
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# if_over_threshold, none
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# - Syslog specific -
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syslog_facility = 'LOCAL0'
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# Syslog local facility. Default to LOCAL0
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syslog_ident = 'pgpool'
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# Syslog program identification string
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# Default to 'pgpool'
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# - Debug -
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debug_level = 0
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# Debug message verbosity level
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# 0 means no message, 1 or more mean verbose
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#log_error_verbosity = default # terse, default, or verbose messages
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#client_min_messages = notice # values in order of decreasing detail:
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# debug5
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# debug4
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# debug3
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# debug2
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# debug1
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# log
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# notice
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# warning
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# error
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#log_min_messages = warning # values in order of decreasing detail:
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# debug5
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# debug4
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# debug3
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# debug2
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# debug1
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# info
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# notice
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# warning
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# error
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# log
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# fatal
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# panic
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#------------------------------------------------------------------------------
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# FILE LOCATIONS
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#------------------------------------------------------------------------------
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pid_file_name = '/var/run/pgpool/pgpool.pid'
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# PID file name
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# (change requires restart)
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logdir = '/var/log/pgpool'
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# Directory of pgPool status file
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# (change requires restart)
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#------------------------------------------------------------------------------
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# CONNECTION POOLING
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#------------------------------------------------------------------------------
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connection_cache = on
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# Activate connection pools
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# (change requires restart)
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# Semicolon separated list of queries
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# to be issued at the end of a session
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# The default is for 8.3 and later
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reset_query_list = 'ABORT; DISCARD ALL'
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# The following one is for 8.2 and before
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#reset_query_list = 'ABORT; RESET ALL; SET SESSION AUTHORIZATION DEFAULT'
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#------------------------------------------------------------------------------
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# REPLICATION MODE
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#------------------------------------------------------------------------------
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replication_mode = off
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# Activate replication mode
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# (change requires restart)
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replicate_select = off
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# Replicate SELECT statements
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# when in replication mode
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# replicate_select is higher priority than
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# load_balance_mode.
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insert_lock = on
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# Automatically locks a dummy row or a table
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# with INSERT statements to keep SERIAL data
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# consistency
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# Without SERIAL, no lock will be issued
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lobj_lock_table = ''
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# When rewriting lo_creat command in
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# replication mode, specify table name to
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# lock
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# - Degenerate handling -
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replication_stop_on_mismatch = off
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# On disagreement with the packet kind
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# sent from backend, degenerate the node
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# which is most likely "minority"
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# If off, just force to exit this session
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failover_if_affected_tuples_mismatch = off
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# On disagreement with the number of affected
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# tuples in UPDATE/DELETE queries, then
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# degenerate the node which is most likely
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# "minority".
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# If off, just abort the transaction to
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# keep the consistency
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#------------------------------------------------------------------------------
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# LOAD BALANCING MODE
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#------------------------------------------------------------------------------
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load_balance_mode = off
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# Activate load balancing mode
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# (change requires restart)
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ignore_leading_white_space = on
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# Ignore leading white spaces of each query
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white_function_list = ''
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# Comma separated list of function names
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# that don't write to database
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# Regexp are accepted
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black_function_list = 'nextval,setval,nextval,setval'
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# Comma separated list of function names
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# that write to database
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# Regexp are accepted
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database_redirect_preference_list = ''
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# comma separated list of pairs of database and node id.
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# example: postgres:primary,mydb[0-4]:1,mydb[5-9]:2'
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# valid for streaming replicaton mode only.
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app_name_redirect_preference_list = ''
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# comma separated list of pairs of app name and node id.
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# example: 'psql:primary,myapp[0-4]:1,myapp[5-9]:standby'
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# valid for streaming replicaton mode only.
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allow_sql_comments = off
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# if on, ignore SQL comments when judging if load balance or
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# query cache is possible.
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# If off, SQL comments effectively prevent the judgment
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# (pre 3.4 behavior).
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#------------------------------------------------------------------------------
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# MASTER/SLAVE MODE
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#------------------------------------------------------------------------------
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master_slave_mode = off
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# Activate master/slave mode
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# (change requires restart)
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master_slave_sub_mode = 'slony'
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# Master/slave sub mode
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# Valid values are combinations slony or
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# stream. Default is slony.
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# (change requires restart)
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# - Streaming -
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sr_check_period = 0
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# Streaming replication check period
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# Disabled (0) by default
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sr_check_user = 'nobody'
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# Streaming replication check user
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# This is necessary even if you disable
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# streaming replication delay check with
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# sr_check_period = 0
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sr_check_password = ''
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# Password for streaming replication check user
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delay_threshold = 0
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# Threshold before not dispatching query to standby node
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# Unit is in bytes
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# Disabled (0) by default
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# - Special commands -
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follow_master_command = ''
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# Executes this command after master failover
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# Special values:
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# %d = node id
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# %h = host name
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# %p = port number
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# %D = database cluster path
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# %m = new master node id
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# %H = hostname of the new master node
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# %M = old master node id
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# %P = old primary node id
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# %r = new master port number
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# %R = new master database cluster path
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# %% = '%' character
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#------------------------------------------------------------------------------
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# HEALTH CHECK
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#------------------------------------------------------------------------------
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health_check_period = 0
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# Health check period
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# Disabled (0) by default
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health_check_timeout = 20
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# Health check timeout
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# 0 means no timeout
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health_check_user = 'nobody'
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# Health check user
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health_check_password = ''
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# Password for health check user
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health_check_max_retries = 0
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# Maximum number of times to retry a failed health check before giving up.
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health_check_retry_delay = 1
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# Amount of time to wait (in seconds) between retries.
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connect_timeout = 10000
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# Timeout value in milliseconds before giving up to connect to backend.
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# Default is 10000 ms (10 second). Flaky network user may want to increase
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# the value. 0 means no timeout.
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# Note that this value is not only used for health check,
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# but also for ordinary conection to backend.
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#------------------------------------------------------------------------------
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# FAILOVER AND FAILBACK
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#------------------------------------------------------------------------------
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failover_command = ''
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# Executes this command at failover
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# Special values:
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# %d = node id
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# %h = host name
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# %p = port number
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# %D = database cluster path
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# %m = new master node id
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# %H = hostname of the new master node
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# %M = old master node id
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# %P = old primary node id
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# %r = new master port number
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# %R = new master database cluster path
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# %% = '%' character
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failback_command = ''
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# Executes this command at failback.
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# Special values:
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# %d = node id
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# %h = host name
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# %p = port number
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# %D = database cluster path
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# %m = new master node id
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# %H = hostname of the new master node
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# %M = old master node id
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# %P = old primary node id
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# %r = new master port number
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# %R = new master database cluster path
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# %% = '%' character
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fail_over_on_backend_error = on
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# Initiates failover when reading/writing to the
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# backend communication socket fails
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# If set to off, pgpool will report an
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# error and disconnect the session.
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search_primary_node_timeout = 10
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# Timeout in seconds to search for the
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# primary node when a failover occurs.
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# 0 means no timeout, keep searching
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# for a primary node forever.
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#------------------------------------------------------------------------------
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# ONLINE RECOVERY
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#------------------------------------------------------------------------------
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recovery_user = 'nobody'
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# Online recovery user
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recovery_password = ''
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# Online recovery password
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recovery_1st_stage_command = ''
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# Executes a command in first stage
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recovery_2nd_stage_command = ''
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# Executes a command in second stage
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recovery_timeout = 90
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# Timeout in seconds to wait for the
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# recovering node's postmaster to start up
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# 0 means no wait
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client_idle_limit_in_recovery = 0
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# Client is disconnected after being idle
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# for that many seconds in the second stage
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# of online recovery
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# 0 means no disconnection
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# -1 means immediate disconnection
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#------------------------------------------------------------------------------
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# WATCHDOG
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#------------------------------------------------------------------------------
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# - Enabling -
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use_watchdog = off
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# Activates watchdog
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# (change requires restart)
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# -Connection to up stream servers -
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trusted_servers = ''
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# trusted server list which are used
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# to confirm network connection
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# (hostA,hostB,hostC,...)
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# (change requires restart)
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ping_path = '/bin'
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# ping command path
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# (change requires restart)
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# - Watchdog communication Settings -
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wd_hostname = ''
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# Host name or IP address of this watchdog
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# (change requires restart)
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wd_port = 9000
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# port number for watchdog service
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# (change requires restart)
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wd_authkey = ''
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# Authentication key for watchdog communication
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# (change requires restart)
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# - Virtual IP control Setting -
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delegate_IP = ''
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# delegate IP address
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# If this is empty, virtual IP never bring up.
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# (change requires restart)
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ifconfig_path = '/sbin'
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# ifconfig command path
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# (change requires restart)
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if_up_cmd = 'ifconfig eth0:0 inet $_IP_$ netmask 255.255.255.0'
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# startup delegate IP command
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# (change requires restart)
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if_down_cmd = 'ifconfig eth0:0 down'
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# shutdown delegate IP command
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# (change requires restart)
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arping_path = '/usr/sbin' # arping command path
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# (change requires restart)
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arping_cmd = 'arping -U $_IP_$ -w 1'
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# arping command
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# (change requires restart)
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# - Behaivor on escalation Setting -
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clear_memqcache_on_escalation = on
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# Clear all the query cache on shared memory
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# when standby pgpool escalate to active pgpool
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# (= virtual IP holder).
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# This should be off if client connects to pgpool
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# not using virtual IP.
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# (change requires restart)
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wd_escalation_command = ''
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# Executes this command at escalation on new active pgpool.
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# (change requires restart)
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# - Lifecheck Setting -
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# -- common --
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wd_lifecheck_method = 'heartbeat'
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# Method of watchdog lifecheck ('heartbeat' or 'query')
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# (change requires restart)
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wd_interval = 10
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# lifecheck interval (sec) > 0
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# (change requires restart)
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# -- heartbeat mode --
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wd_heartbeat_port = 9694
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# Port number for receiving heartbeat signal
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# (change requires restart)
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wd_heartbeat_keepalive = 2
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# Interval time of sending heartbeat signal (sec)
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# (change requires restart)
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wd_heartbeat_deadtime = 30
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# Deadtime interval for heartbeat signal (sec)
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# (change requires restart)
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heartbeat_destination0 = 'host0_ip1'
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# Host name or IP address of destination 0
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# for sending heartbeat signal.
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# (change requires restart)
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heartbeat_destination_port0 = 9694
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# Port number of destination 0 for sending
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# heartbeat signal. Usually this is the
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# same as wd_heartbeat_port.
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# (change requires restart)
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heartbeat_device0 = ''
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# Name of NIC device (such like 'eth0')
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# used for sending/receiving heartbeat
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# signal to/from destination 0.
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# This works only when this is not empty
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# and pgpool has root privilege.
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# (change requires restart)
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#heartbeat_destination1 = 'host0_ip2'
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#heartbeat_destination_port1 = 9694
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#heartbeat_device1 = ''
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# -- query mode --
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wd_life_point = 3
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# lifecheck retry times
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# (change requires restart)
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wd_lifecheck_query = 'SELECT 1'
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# lifecheck query to pgpool from watchdog
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# (change requires restart)
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wd_lifecheck_dbname = 'template1'
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# Database name connected for lifecheck
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# (change requires restart)
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wd_lifecheck_user = 'nobody'
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# watchdog user monitoring pgpools in lifecheck
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# (change requires restart)
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wd_lifecheck_password = ''
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# Password for watchdog user in lifecheck
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# (change requires restart)
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# - Other pgpool Connection Settings -
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#other_pgpool_hostname0 = 'host0'
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# Host name or IP address to connect to for other pgpool 0
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# (change requires restart)
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#other_pgpool_port0 = 5432
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# Port number for othet pgpool 0
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# (change requires restart)
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#other_wd_port0 = 9000
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# Port number for othet watchdog 0
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# (change requires restart)
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#other_pgpool_hostname1 = 'host1'
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#other_pgpool_port1 = 5432
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#other_wd_port1 = 9000
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#------------------------------------------------------------------------------
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# OTHERS
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#------------------------------------------------------------------------------
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relcache_expire = 0
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# Life time of relation cache in seconds.
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# 0 means no cache expiration(the default).
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# The relation cache is used for cache the
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# query result against PostgreSQL system
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# catalog to obtain various information
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# including table structures or if it's a
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# temporary table or not. The cache is
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# maintained in a pgpool child local memory
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# and being kept as long as it survives.
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# If someone modify the table by using
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# ALTER TABLE or some such, the relcache is
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# not consistent anymore.
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# For this purpose, cache_expiration
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# controls the life time of the cache.
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relcache_size = 256
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# Number of relation cache
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# entry. If you see frequently:
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# "pool_search_relcache: cache replacement happend"
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# in the pgpool log, you might want to increate this number.
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check_temp_table = on
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# If on, enable temporary table check in SELECT statements.
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# This initiates queries against system catalog of primary/master
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# thus increases load of master.
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# If you are absolutely sure that your system never uses temporary tables
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# and you want to save access to primary/master, you could turn this off.
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# Default is on.
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check_unlogged_table = on
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# If on, enable unlogged table check in SELECT statements.
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# This initiates queries against system catalog of primary/master
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# thus increases load of master.
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# If you are absolutely sure that your system never uses unlogged tables
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# and you want to save access to primary/master, you could turn this off.
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# Default is on.
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|
|
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#------------------------------------------------------------------------------
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# IN MEMORY QUERY MEMORY CACHE
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#------------------------------------------------------------------------------
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memory_cache_enabled = on
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memqcache_method = 'shmem'
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|
memqcache_memcached_host = 'localhost'
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memqcache_memcached_port = 11211
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|
# In bytes
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|
memqcache_total_size = {{ memqcache_total_size_byte }}
|
|
memqcache_max_num_cache = 1000000
|
|
# Total number of cache entries. Mandatory
|
|
# if memqcache_method = 'shmem'.
|
|
# Each cache entry consumes 48 bytes on shared memory.
|
|
# Defaults to 1,000,000(45.8MB).
|
|
# (change requires restart)
|
|
# Never expire cache entries
|
|
memqcache_expire = 0
|
|
memqcache_auto_cache_invalidation = on
|
|
# Max size of each query
|
|
memqcache_maxcache = {{ memqcache_maxcache_byte }}
|
|
# TODO Assert cache_block_size > maxcache
|
|
memqcache_cache_block_size = {{ memqcache_cache_block_size_byte }}
|
|
memqcache_oiddir = '{{ memqcache_oiddir }}'
|
|
white_memqcache_table_list = ''
|
|
black_memqcache_table_list = ''
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# vim: ft=cfg
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