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+# ----------------------------
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+# pgPool-II configuration file
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+# ----------------------------
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+#
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+# This file consists of lines of the form:
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+#
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+# name = value
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+#
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+# Whitespace may be used. Comments are introduced with "#" anywhere on a line.
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+# The complete list of parameter names and allowed values can be found in the
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+# pgPool-II documentation.
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+#
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+# This file is read on server startup and when the server receives a SIGHUP
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+# signal. If you edit the file on a running system, you have to SIGHUP the
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+# server for the changes to take effect, or use "pgpool reload". Some
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+# parameters, which are marked below, require a server shutdown and restart to
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+# take effect.
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+#
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+
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+
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+#------------------------------------------------------------------------------
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+# CONNECTIONS
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+#------------------------------------------------------------------------------
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+
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+# - pgpool Connection Settings -
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+
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+listen_addresses = '*'
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+ # Host name or IP address to listen on:
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+ # '*' for all, '' for no TCP/IP connections # (change requires restart)
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+port = 9999
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+ # Port number
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+ # (change requires restart)
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+socket_dir = '/tmp'
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+ # Unix domain socket path
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+ # The Debian package defaults to
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+ # /var/run/postgresql
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+ # (change requires restart)
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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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+serialize_accept = off
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+ # whether to serialize accept() call to avoid thundering herd problem
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+ # (change requires restart)
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+
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+# - pgpool Communication Manager Connection Settings -
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+
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+pcp_listen_addresses = '*'
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+ # Host name or IP address for pcp process to listen on:
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+ # '*' for all, '' for no TCP/IP connections
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+ # (change requires restart)
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+pcp_port = 9898
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+ # Port number for pcp
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+ # (change requires restart)
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+pcp_socket_dir = '/tmp'
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+ # Unix domain socket path for pcp
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+ # The Debian package defaults to
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+ # /var/run/postgresql
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+ # (change requires restart)
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+
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+# - Backend Connection Settings -
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+
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+backend_hostname0 = 'pg_1'
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+ # Host name or IP address to connect to for backend 0
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+backend_port0 = 5432
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+ # Port number for backend 0
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+backend_weight0 = 1
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+ # Weight for backend 0 (only in load balancing mode)
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+backend_data_directory0 = '/var/lib/postgresql/data'
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+ # Data directory for backend 0
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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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+backend_hostname1 = 'pg_2'
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+backend_port1 = 5432
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+backend_weight1 = 1
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+backend_data_directory1 = '/var/lib/postgresql/data'
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+backend_flag1 = 'ALLOW_TO_FAILOVER'
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+
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+# - Authentication -
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+
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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 = '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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+
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+# - SSL Connections -
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+
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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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+
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+#------------------------------------------------------------------------------
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+# POOLS
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+#------------------------------------------------------------------------------
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+
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+# - Concurrent session and pool size -
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+
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+num_init_children = 32
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+ # Number of concurrent sessions allowed
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+ # (change requires restart)
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+max_pool = 4
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+ # Number of connection pool caches per connection
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+ # (change requires restart)
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+
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+# - Life time -
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+
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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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+
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+#------------------------------------------------------------------------------
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+# LOGS
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+#------------------------------------------------------------------------------
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+
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+# - Where to log -
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+
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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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+
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+# - What to log -
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+
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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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+
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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 = off
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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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+
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+# - Syslog specific -
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+
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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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+
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+# - Debug -
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+
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+#log_error_verbosity = default # terse, default, or verbose messages
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+
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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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+
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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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+#------------------------------------------------------------------------------
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+# FILE LOCATIONS
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+#------------------------------------------------------------------------------
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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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+ # Can be specified as relative to the"
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+ # location of pgpool.conf file or
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+ # as an absolute path
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+ # (change requires restart)
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+logdir = '/tmp'
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+ # Directory of pgPool status file
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+ # (change requires restart)
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+
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+
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+#------------------------------------------------------------------------------
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+# CONNECTION POOLING
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+#------------------------------------------------------------------------------
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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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+
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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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+
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+#------------------------------------------------------------------------------
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+# REPLICATION MODE
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+#------------------------------------------------------------------------------
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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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+
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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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+
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+# - Degenerate handling -
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+
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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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+
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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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+
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+#------------------------------------------------------------------------------
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+# LOAD BALANCING MODE
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+#------------------------------------------------------------------------------
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+
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+load_balance_mode = on
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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'
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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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+
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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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+
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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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+#------------------------------------------------------------------------------
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+# MASTER/SLAVE MODE
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+#------------------------------------------------------------------------------
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+
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+master_slave_mode = on
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+ # Activate master/slave mode
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+ # (change requires restart)
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+master_slave_sub_mode = 'stream'
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+ # Master/slave sub mode
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+ # Valid values are combinations stream, slony
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+ # or logical. Default is stream.
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+ # (change requires restart)
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+
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+# - Streaming -
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+
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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 = 'odoo'
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+ # Streaming replication check user
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+ # This is neccessary even if you disable streaming
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+ # replication delay check by sr_check_period = 0
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+sr_check_password = 'odoo'
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+ # Password for streaming replication check user
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+sr_check_database = 'odoo'
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+ # Database name for streaming replication check
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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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+
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+# - Special commands -
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+
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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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+#------------------------------------------------------------------------------
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+# HEALTH CHECK GLOBAL PARAMETERS
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+#------------------------------------------------------------------------------
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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 = 'odoo'
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+ # Health check user
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+health_check_password = 'odoo'
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+ # Password for health check user
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+health_check_database = 'odoo'
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+ # Database name for health check. If '', tries 'postgres' frist,
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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.
|
|
|
|
+ # Default is 10000 ms (10 second). Flaky network user may want to increase
|
|
|
|
+ # the value. 0 means no timeout.
|
|
|
|
+ # Note that this value is not only used for health check,
|
|
|
|
+ # but also for ordinary conection to backend.
|
|
|
|
+
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+# HEALTH CHECK PER NODE PARAMETERS (OPTIONAL)
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+health_check_period0 = 0
|
|
|
|
+health_check_timeout0 = 20
|
|
|
|
+health_check_user0 = 'nobody'
|
|
|
|
+health_check_password0 = ''
|
|
|
|
+health_check_database0 = ''
|
|
|
|
+health_check_max_retries0 = 0
|
|
|
|
+health_check_retry_delay0 = 1
|
|
|
|
+connect_timeout0 = 10000
|
|
|
|
+
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+# FAILOVER AND FAILBACK
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+
|
|
|
|
+failover_command = '/etc/failover.sh %d %P %H %R'
|
|
|
|
+ # Executes this command at failover
|
|
|
|
+ # Special values:
|
|
|
|
+ # %d = node id
|
|
|
|
+ # %h = host name
|
|
|
|
+ # %p = port number
|
|
|
|
+ # %D = database cluster path
|
|
|
|
+ # %m = new master node id
|
|
|
|
+ # %H = hostname of the new master node
|
|
|
|
+ # %M = old master node id
|
|
|
|
+ # %P = old primary node id
|
|
|
|
+ # %r = new master port number
|
|
|
|
+ # %R = new master database cluster path
|
|
|
|
+ # %% = '%' character
|
|
|
|
+failback_command = ''
|
|
|
|
+ # Executes this command at failback.
|
|
|
|
+ # Special values:
|
|
|
|
+ # %d = node id
|
|
|
|
+ # %h = host name
|
|
|
|
+ # %p = port number
|
|
|
|
+ # %D = database cluster path
|
|
|
|
+ # %m = new master node id
|
|
|
|
+ # %H = hostname of the new master node
|
|
|
|
+ # %M = old master node id
|
|
|
|
+ # %P = old primary node id
|
|
|
|
+ # %r = new master port number
|
|
|
|
+ # %R = new master database cluster path
|
|
|
|
+ # %% = '%' character
|
|
|
|
+
|
|
|
|
+fail_over_on_backend_error = on
|
|
|
|
+ # Initiates failover when reading/writing to the
|
|
|
|
+ # backend communication socket fails
|
|
|
|
+ # If set to off, pgpool will report an
|
|
|
|
+ # error and disconnect the session.
|
|
|
|
+
|
|
|
|
+search_primary_node_timeout = 300
|
|
|
|
+ # Timeout in seconds to search for the
|
|
|
|
+ # primary node when a failover occurs.
|
|
|
|
+ # 0 means no timeout, keep searching
|
|
|
|
+ # for a primary node forever.
|
|
|
|
+
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+# ONLINE RECOVERY
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+
|
|
|
|
+recovery_user = 'odoo'
|
|
|
|
+ # Online recovery user
|
|
|
|
+recovery_password = 'odoo'
|
|
|
|
+ # Online recovery password
|
|
|
|
+recovery_1st_stage_command = '/etc/recovery_1st_stage'
|
|
|
|
+ # Executes a command in first stage
|
|
|
|
+recovery_2nd_stage_command = ''
|
|
|
|
+ # Executes a command in second stage
|
|
|
|
+recovery_timeout = 90
|
|
|
|
+ # Timeout in seconds to wait for the
|
|
|
|
+ # recovering node's postmaster to start up
|
|
|
|
+ # 0 means no wait
|
|
|
|
+client_idle_limit_in_recovery = 0
|
|
|
|
+ # Client is disconnected after being idle
|
|
|
|
+ # for that many seconds in the second stage
|
|
|
|
+ # of online recovery
|
|
|
|
+ # 0 means no disconnection
|
|
|
|
+ # -1 means immediate disconnection
|
|
|
|
+
|
|
|
|
+
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+# WATCHDOG
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+
|
|
|
|
+# - Enabling -
|
|
|
|
+
|
|
|
|
+use_watchdog = off
|
|
|
|
+ # Activates watchdog
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+# -Connection to up stream servers -
|
|
|
|
+
|
|
|
|
+trusted_servers = ''
|
|
|
|
+ # trusted server list which are used
|
|
|
|
+ # to confirm network connection
|
|
|
|
+ # (hostA,hostB,hostC,...)
|
|
|
|
+ # (change requires restart)
|
|
|
|
+ping_path = '/bin'
|
|
|
|
+ # ping command path
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+# - Watchdog communication Settings -
|
|
|
|
+
|
|
|
|
+wd_hostname = 'pg_1'
|
|
|
|
+wd_hostname = 'pg_2'
|
|
|
|
+ # Host name or IP address of this watchdog
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_port = 9000
|
|
|
|
+ # port number for watchdog service
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+wd_priority = 1
|
|
|
|
+ # priority of this watchdog in leader election
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+wd_authkey = ''
|
|
|
|
+ # Authentication key for watchdog communication
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+wd_ipc_socket_dir = '/tmp'
|
|
|
|
+ # Unix domain socket path for watchdog IPC socket
|
|
|
|
+ # The Debian package defaults to
|
|
|
|
+ # /var/run/postgresql
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+
|
|
|
|
+# - Virtual IP control Setting -
|
|
|
|
+
|
|
|
|
+delegate_IP = '172.20.0.55'
|
|
|
|
+ # delegate IP address
|
|
|
|
+ # If this is empty, virtual IP never bring up.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+if_cmd_path = '/sbin'
|
|
|
|
+ # path to the directory where if_up/down_cmd exists
|
|
|
|
+ # (change requires restart)
|
|
|
|
+if_up_cmd = 'ip addr add $_IP_$/24 dev eth0 label eth0:0'
|
|
|
|
+ # startup delegate IP command
|
|
|
|
+ # (change requires restart)
|
|
|
|
+if_down_cmd = 'ip addr del $_IP_$/24 dev eth0'
|
|
|
|
+ # shutdown delegate IP command
|
|
|
|
+ # (change requires restart)
|
|
|
|
+arping_path = '/usr/sbin'
|
|
|
|
+ # arping command path
|
|
|
|
+ # (change requires restart)
|
|
|
|
+arping_cmd = 'arping -U $_IP_$ -w 1'
|
|
|
|
+ # arping command
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+# - Behaivor on escalation Setting -
|
|
|
|
+
|
|
|
|
+clear_memqcache_on_escalation = on
|
|
|
|
+ # Clear all the query cache on shared memory
|
|
|
|
+ # when standby pgpool escalate to active pgpool
|
|
|
|
+ # (= virtual IP holder).
|
|
|
|
+ # This should be off if client connects to pgpool
|
|
|
|
+ # not using virtual IP.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_escalation_command = ''
|
|
|
|
+ # Executes this command at escalation on new active pgpool.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_de_escalation_command = ''
|
|
|
|
+ # Executes this command when master pgpool resigns from being master.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+# - Watchdog consensus settings for failover -
|
|
|
|
+
|
|
|
|
+failover_when_quorum_exists = on
|
|
|
|
+ # Only perform backend node failover
|
|
|
|
+ # when the watchdog cluster holds the quorum
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+failover_require_consensus = on
|
|
|
|
+ # Perform failover when majority of Pgpool-II nodes
|
|
|
|
+ # aggrees on the backend node status change
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+allow_multiple_failover_requests_from_node = off
|
|
|
|
+ # A Pgpool-II node can cast multiple votes
|
|
|
|
+ # for building the consensus on failover
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+
|
|
|
|
+# - Lifecheck Setting -
|
|
|
|
+
|
|
|
|
+# -- common --
|
|
|
|
+
|
|
|
|
+wd_monitoring_interfaces_list = '' # Comma separated list of interfaces names to monitor.
|
|
|
|
+ # if any interface from the list is active the watchdog will
|
|
|
|
+ # consider the network is fine
|
|
|
|
+ # 'any' to enable monitoring on all interfaces except loopback
|
|
|
|
+ # '' to disable monitoring
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+wd_lifecheck_method = 'heartbeat'
|
|
|
|
+ # Method of watchdog lifecheck ('heartbeat' or 'query' or 'external')
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_interval = 10
|
|
|
|
+ # lifecheck interval (sec) > 0
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+# -- heartbeat mode --
|
|
|
|
+
|
|
|
|
+wd_heartbeat_port = 9694
|
|
|
|
+ # Port number for receiving heartbeat signal
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_heartbeat_keepalive = 2
|
|
|
|
+ # Interval time of sending heartbeat signal (sec)
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_heartbeat_deadtime = 30
|
|
|
|
+ # Deadtime interval for heartbeat signal (sec)
|
|
|
|
+ # (change requires restart)
|
|
|
|
+heartbeat_destination0 = 'host0_ip1'
|
|
|
|
+ # Host name or IP address of destination 0
|
|
|
|
+ # for sending heartbeat signal.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+heartbeat_destination_port0 = 9694
|
|
|
|
+ # Port number of destination 0 for sending
|
|
|
|
+ # heartbeat signal. Usually this is the
|
|
|
|
+ # same as wd_heartbeat_port.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+heartbeat_device0 = ''
|
|
|
|
+ # Name of NIC device (such like 'eth0')
|
|
|
|
+ # used for sending/receiving heartbeat
|
|
|
|
+ # signal to/from destination 0.
|
|
|
|
+ # This works only when this is not empty
|
|
|
|
+ # and pgpool has root privilege.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+#heartbeat_destination1 = 'host0_ip2'
|
|
|
|
+#heartbeat_destination_port1 = 9694
|
|
|
|
+#heartbeat_device1 = ''
|
|
|
|
+
|
|
|
|
+# -- query mode --
|
|
|
|
+
|
|
|
|
+wd_life_point = 3
|
|
|
|
+ # lifecheck retry times
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_lifecheck_query = 'SELECT 1'
|
|
|
|
+ # lifecheck query to pgpool from watchdog
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_lifecheck_dbname = 'template1'
|
|
|
|
+ # Database name connected for lifecheck
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_lifecheck_user = 'nobody'
|
|
|
|
+ # watchdog user monitoring pgpools in lifecheck
|
|
|
|
+ # (change requires restart)
|
|
|
|
+wd_lifecheck_password = ''
|
|
|
|
+ # Password for watchdog user in lifecheck
|
|
|
|
+ # (change requires restart)
|
|
|
|
+
|
|
|
|
+# - Other pgpool Connection Settings -
|
|
|
|
+
|
|
|
|
+#other_pgpool_hostname0 = 'host0'
|
|
|
|
+ # Host name or IP address to connect to for other pgpool 0
|
|
|
|
+ # (change requires restart)
|
|
|
|
+#other_pgpool_port0 = 5432
|
|
|
|
+ # Port number for othet pgpool 0
|
|
|
|
+ # (change requires restart)
|
|
|
|
+#other_wd_port0 = 9000
|
|
|
|
+ # Port number for othet watchdog 0
|
|
|
|
+ # (change requires restart)
|
|
|
|
+#other_pgpool_hostname1 = 'host1'
|
|
|
|
+#other_pgpool_port1 = 5432
|
|
|
|
+#other_wd_port1 = 9000
|
|
|
|
+
|
|
|
|
+
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+# OTHERS
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+relcache_expire = 0
|
|
|
|
+ # Life time of relation cache in seconds.
|
|
|
|
+ # 0 means no cache expiration(the default).
|
|
|
|
+ # The relation cache is used for cache the
|
|
|
|
+ # query result against PostgreSQL system
|
|
|
|
+ # catalog to obtain various information
|
|
|
|
+ # including table structures or if it's a
|
|
|
|
+ # temporary table or not. The cache is
|
|
|
|
+ # maintained in a pgpool child local memory
|
|
|
|
+ # and being kept as long as it survives.
|
|
|
|
+ # If someone modify the table by using
|
|
|
|
+ # ALTER TABLE or some such, the relcache is
|
|
|
|
+ # not consistent anymore.
|
|
|
|
+ # For this purpose, cache_expiration
|
|
|
|
+ # controls the life time of the cache.
|
|
|
|
+relcache_size = 256
|
|
|
|
+ # Number of relation cache
|
|
|
|
+ # entry. If you see frequently:
|
|
|
|
+ # "pool_search_relcache: cache replacement happend"
|
|
|
|
+ # in the pgpool log, you might want to increate this number.
|
|
|
|
+
|
|
|
|
+check_temp_table = on
|
|
|
|
+ # If on, enable temporary table check in SELECT statements.
|
|
|
|
+ # This initiates queries against system catalog of primary/master
|
|
|
|
+ # thus increases load of master.
|
|
|
|
+ # If you are absolutely sure that your system never uses temporary tables
|
|
|
|
+ # and you want to save access to primary/master, you could turn this off.
|
|
|
|
+ # Default is on.
|
|
|
|
+
|
|
|
|
+check_unlogged_table = on
|
|
|
|
+ # If on, enable unlogged table check in SELECT statements.
|
|
|
|
+ # This initiates queries against system catalog of primary/master
|
|
|
|
+ # thus increases load of master.
|
|
|
|
+ # If you are absolutely sure that your system never uses unlogged tables
|
|
|
|
+ # and you want to save access to primary/master, you could turn this off.
|
|
|
|
+ # Default is on.
|
|
|
|
+
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+# IN MEMORY QUERY MEMORY CACHE
|
|
|
|
+#------------------------------------------------------------------------------
|
|
|
|
+memory_cache_enabled = off
|
|
|
|
+ # If on, use the memory cache functionality, off by default
|
|
|
|
+memqcache_method = 'shmem'
|
|
|
|
+ # Cache storage method. either 'shmem'(shared memory) or
|
|
|
|
+ # 'memcached'. 'shmem' by default
|
|
|
|
+ # (change requires restart)
|
|
|
|
+memqcache_memcached_host = 'localhost'
|
|
|
|
+ # Memcached host name or IP address. Mandatory if
|
|
|
|
+ # memqcache_method = 'memcached'.
|
|
|
|
+ # Defaults to localhost.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+memqcache_memcached_port = 11211
|
|
|
|
+ # Memcached port number. Mondatory if memqcache_method = 'memcached'.
|
|
|
|
+ # Defaults to 11211.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+memqcache_total_size = 67108864
|
|
|
|
+ # Total memory size in bytes for storing memory cache.
|
|
|
|
+ # Mandatory if memqcache_method = 'shmem'.
|
|
|
|
+ # Defaults to 64MB.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+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)
|
|
|
|
+memqcache_expire = 0
|
|
|
|
+ # Memory cache entry life time specified in seconds.
|
|
|
|
+ # 0 means infinite life time. 0 by default.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+memqcache_auto_cache_invalidation = on
|
|
|
|
+ # If on, invalidation of query cache is triggered by corresponding
|
|
|
|
+ # DDL/DML/DCL(and memqcache_expire). If off, it is only triggered
|
|
|
|
+ # by memqcache_expire. on by default.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+memqcache_maxcache = 409600
|
|
|
|
+ # Maximum SELECT result size in bytes.
|
|
|
|
+ # Must be smaller than memqcache_cache_block_size. Defaults to 400KB.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+memqcache_cache_block_size = 1048576
|
|
|
|
+ # Cache block size in bytes. Mandatory if memqcache_method = 'shmem'.
|
|
|
|
+ # Defaults to 1MB.
|
|
|
|
+ # (change requires restart)
|
|
|
|
+memqcache_oiddir = '/var/log/pgpool/oiddir'
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+ # Temporary work directory to record table oids
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+ # (change requires restart)
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+white_memqcache_table_list = ''
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+ # Comma separated list of table names to memcache
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+ # that don't write to database
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+ # Regexp are accepted
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+black_memqcache_table_list = ''
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+ # Comma separated list of table names not to memcache
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+ # that don't write to database
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+ # Regexp are accepted
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