[pgpool-general: 4629] Re: md5 authentication with pgpool

Tatsuo Ishii ishii at postgresql.org
Fri Apr 8 11:57:55 JST 2016


pg_hba.conf looks good.  So the user in question has encrypted
password on the both PostgreSQL server? You can check it by looking at
pg_shadow (needs PostgreSQL super user privilege). The "password"
column should look something like "md5.....".

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp

> Thanks a lots for your time!!!!
> 
> Master pgpool.conf and pg_hba.conf
> 
> # ----------------------------
> # pgPool-II configuration file
> # ----------------------------
> #
> # This file consists of lines of the form:
> #
> #   name = value
> #
> # Whitespace may be used.  Comments are introduced with "#" anywhere on a
> line.
> # The complete list of parameter names and allowed values can be found in
> the
> # pgPool-II documentation.
> #
> # This file is read on server startup and when the server receives a SIGHUP
> # signal.  If you edit the file on a running system, you have to SIGHUP the
> # server for the changes to take effect, or use "pgpool reload".  Some
> # parameters, which are marked below, require a server shutdown and restart
> to
> # take effect.
> #
> 
> 
> #------------------------------------------------------------------------------
> # CONNECTIONS
> #------------------------------------------------------------------------------
> 
> # - pgpool Connection Settings -
> 
> listen_addresses = '*'
>                                    # Host name or IP address to listen on:
>                                    # '*' for all, '' for no TCP/IP
> connections
>                                    # (change requires restart)
> port = 9999
>                                    # Port number
>                                    # (change requires restart)
> socket_dir = '/tmp'
>                                    # Unix domain socket path
>                                    # The Debian package defaults to
>                                    # /var/run/postgresql
>                                    # (change requires restart)
> 
> 
> # - pgpool Communication Manager Connection Settings -
> 
> pcp_listen_addresses = '*'
>                                    # Host name or IP address for pcp
> process to listen on:
>                                    # '*' for all, '' for no TCP/IP
> connections
>                                    # (change requires restart)
> pcp_port = 9898
>                                    # Port number for pcp
>                                    # (change requires restart)
> pcp_socket_dir = '/tmp'
>                                    # Unix domain socket path for pcp
>                                    # The Debian package defaults to
>                                    # /var/run/postgresql
>                                    # (change requires restart)
> listen_backlog_multiplier = 2
>                                    # Set the backlog parameter of listen(2)
> to
>   # num_init_children * listen_backlog_multiplier.
>                                    # (change requires restart)
> 
> # - Backend Connection Settings -
> 
>                                    # Host name or IP address to connect to
> for backend 0
>                                    # Port number for backend 0
>                                    # Weight for backend 0 (only in load
> balancing mode)
>                                    # Data directory for backend 0
>                                    # Controls various backend behavior
>                                    # ALLOW_TO_FAILOVER or
> DISALLOW_TO_FAILOVER
> 
> # - Authentication -
> 
> enable_pool_hba = on
>                                    # Use pool_hba.conf for client
> authentication
> pool_passwd = 'pool_passwd'
>                                    # File name of pool_passwd for md5
> authentication.
>                                    # "" disables pool_passwd.
>                                    # (change requires restart)
> authentication_timeout = 60
>                                    # Delay in seconds to complete client
> authentication
>                                    # 0 means no timeout.
> 
> # - SSL Connections -
> 
> ssl = off
>                                    # Enable SSL support
>                                    # (change requires restart)
> #ssl_key = './server.key'
>                                    # Path to the SSL private key file
>                                    # (change requires restart)
> #ssl_cert = './server.cert'
>                                    # Path to the SSL public certificate file
>                                    # (change requires restart)
> #ssl_ca_cert = ''
>                                    # Path to a single PEM format file
>                                    # containing CA root certificate(s)
>                                    # (change requires restart)
> #ssl_ca_cert_dir = ''
>                                    # Directory containing CA root
> certificate(s)
>                                    # (change requires restart)
> 
> 
> #------------------------------------------------------------------------------
> # POOLS
> #------------------------------------------------------------------------------
> 
> # - Pool size -
> 
> num_init_children = 32
>                                    # Number of pools
>                                    # (change requires restart)
> max_pool = 4
>                                    # Number of connections per pool
>                                    # (change requires restart)
> 
> # - Life time -
> 
> child_life_time = 300
>                                    # Pool exits after being idle for this
> many seconds
> child_max_connections = 0
>                                    # Pool exits after receiving that many
> connections
>                                    # 0 means no exit
> connection_life_time = 0
>                                    # Connection to backend closes after
> being idle for this many seconds
>                                    # 0 means no close
> client_idle_limit = 0
>                                    # Client is disconnected after being
> idle for that many seconds
>                                    # (even inside an explicit transactions!)
>                                    # 0 means no disconnection
> 
> 
> #------------------------------------------------------------------------------
> # LOGS
> #------------------------------------------------------------------------------
> 
> # - Where to log -
> 
> log_destination = 'syslog'
>                                    # Where to log
>                                    # Valid values are combinations of
> stderr,
>                                    # and syslog. Default to stderr.
> 
> # - What to log -
> 
> log_line_prefix = '%t: pid %p:    # printf-style string to output at
> beginning of each log line.'
> 
> log_connections = off
>                                    # Log connections
> log_hostname = on
>                                    # Hostname will be shown in ps status
>                                    # and in logs if connections are logged
> log_statement = on
>                                    # Log all statements
> log_per_node_statement = on
>                                    # Log all statements
>                                    # with node and backend informations
> log_standby_delay = 'if_over_threshold'
>                                    # Log standby delay
>                                    # Valid values are combinations of
> always,
>                                    # if_over_threshold, none
> 
> # - Syslog specific -
> 
> syslog_facility = 'LOCAL0'
>                                    # Syslog local facility. Default to
> LOCAL0
> syslog_ident = 'pgpool'
>                                    # Syslog program identification string
>                                    # Default to 'pgpool'
> 
> # - Debug -
> 
> debug_level = 5
>                                    # Debug message verbosity level
>                                    # 0 means no message, 1 or more mean
> verbose
> 
> log_error_verbosity = 'DEFAULT'
> 
> #client_min_messages = notice           # values in order of decreasing
> detail:
>                                         #   debug5
>                                         #   debug4
>                                         #   debug3
>                                         #   debug2
>                                         #   debug1
>                                         #   log
>                                         #   notice
>                                         #   warning
>                                         #   error
> 
> #log_min_messages = warning             # values in order of decreasing
> detail:
>                                         #   debug5
>                                         #   debug4
>                                         #   debug3
>                                         #   debug2
>                                         #   debug1
>                                         #   info
>                                         #   notice
>                                         #   warning
>                                         #   error
>                                         #   log
>                                         #   fatal
>                                         #   panic
> 
> #------------------------------------------------------------------------------
> # FILE LOCATIONS
> #------------------------------------------------------------------------------
> 
> pid_file_name = '/var/run/pgpool/pgpool.pid'
>                                    # PID file name
>                                    # (change requires restart)
> logdir = '/tmp'
>                                    # Directory of pgPool status file
>                                    # (change requires restart)
> 
> 
> #------------------------------------------------------------------------------
> # CONNECTION POOLING
> #------------------------------------------------------------------------------
> 
> connection_cache = on
>                                    # Activate connection pools
>                                    # (change requires restart)
> 
>                                    # Semicolon separated list of queries
>                                    # to be issued at the end of a session
>                                    # The default is for 8.3 and later
> reset_query_list = 'ABORT; DISCARD ALL'
>                                    # The following one is for 8.2 and before
> #reset_query_list = 'ABORT; RESET ALL; SET SESSION AUTHORIZATION DEFAULT'
> 
> 
> #------------------------------------------------------------------------------
> # REPLICATION MODE
> #------------------------------------------------------------------------------
> 
> replication_mode = off
>                                    # Activate replication mode
>                                    # (change requires restart)
> replicate_select = off
>                                    # Replicate SELECT statements
>                                    # when in replication mode
>                                    # replicate_select is higher priority
> than
>                                    # load_balance_mode.
> 
> insert_lock = off
>                                    # Automatically locks a dummy row or a
> table
>                                    # with INSERT statements to keep SERIAL
> data
>                                    # consistency
>                                    # Without SERIAL, no lock will be issued
> lobj_lock_table = ''
>                                    # When rewriting lo_creat command in
>                                    # replication mode, specify table name to
>                                    # lock
> 
> # - Degenerate handling -
> 
> replication_stop_on_mismatch = off
>                                    # On disagreement with the packet kind
>                                    # sent from backend, degenerate the node
>                                    # which is most likely "minority"
>                                    # If off, just force to exit this session
> 
> failover_if_affected_tuples_mismatch = off
>                                    # On disagreement with the number of
> affected
>                                    # tuples in UPDATE/DELETE queries, then
>                                    # degenerate the node which is most
> likely
>                                    # "minority".
>                                    # If off, just abort the transaction to
>                                    # keep the consistency
> 
> 
> #------------------------------------------------------------------------------
> # LOAD BALANCING MODE
> #------------------------------------------------------------------------------
> 
> load_balance_mode = on
>                                    # Activate load balancing mode
>                                    # (change requires restart)
> ignore_leading_white_space = on
>                                    # Ignore leading white spaces of each
> query
> white_function_list = ''
>                                    # Comma separated list of function names
>                                    # that don't write to database
>                                    # Regexp are accepted
> black_function_list = 'currval,lastval,nextval,setval'
>                                    # Comma separated list of function names
>                                    # that write to database
>                                    # Regexp are accepted
> 
> database_redirect_preference_list = ''
>   # comma separated list of pairs of database and node id.
>   # example: postgres:primary,mydb[0-4]:1,mydb[5-9]:2'
>   # valid for streaming replicaton mode only.
> 
> app_name_redirect_preference_list = ''
>   # comma separated list of pairs of app name and node id.
>   # example: 'psql:primary,myapp[0-4]:1,myapp[5-9]:standby'
>   # valid for streaming replicaton mode only.
> allow_sql_comments = off
>   # if on, ignore SQL comments when judging if load balance or
>   # query cache is possible.
>   # If off, SQL comments effectively prevent the judgment
>   # (pre 3.4 behavior).
> 
> #------------------------------------------------------------------------------
> # MASTER/SLAVE MODE
> #------------------------------------------------------------------------------
> 
> master_slave_mode = on
>                                    # Activate master/slave mode
>                                    # (change requires restart)
> master_slave_sub_mode = 'stream'
>                                    # Master/slave sub mode
>                                    # Valid values are combinations slony or
>                                    # stream. Default is slony.
>                                    # (change requires restart)
> 
> # - Streaming -
> 
> sr_check_period = 0
>                                    # Streaming replication check period
>                                    # Disabled (0) by default
> sr_check_user = 'postgres'
>                                    # Streaming replication check user
>                                    # This is neccessary even if you disable
> streaming
>                                    # replication delay check by
> sr_check_period = 0
> sr_check_password = 'xxx'
>                                    # Password for streaming replication
> check user
> delay_threshold = 0
>                                    # Threshold before not dispatching query
> to standby node
>                                    # Unit is in bytes
>                                    # Disabled (0) by default
> 
> # - Special commands -
> 
> follow_master_command = ''
>                                    # Executes this command after master
> 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
> 
> #------------------------------------------------------------------------------
> # HEALTH CHECK
> #------------------------------------------------------------------------------
> 
> health_check_period = 5
>                                    # Health check period
>                                    # Disabled (0) by default
> health_check_timeout = 0
>                                    # Health check timeout
>                                    # 0 means no timeout
> health_check_user = 'postgres'
>                                    # Health check user
> health_check_password = 'xxx'
>                                    # Password for health check user
> health_check_max_retries = 0
>                                    # Maximum number of times to retry a
> failed health check before giving up.
> health_check_retry_delay = 1
>                                    # Amount of time to wait (in seconds)
> between retries.
> connect_timeout = 10000
>                                    # 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.
> 
> #------------------------------------------------------------------------------
> # FAILOVER AND FAILBACK
> #------------------------------------------------------------------------------
> 
> failover_command = '/usr/local/etc/failover.sh %d %H
> /var/log/pgpool/trigger/trigger_file0'
>                                    # 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 = 10
>                                    # 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 = 'postgres'
>                                    # Online recovery user
> recovery_password = 'xxx'
>                                    # Online recovery password
> recovery_1st_stage_command = '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 = on
>                                     # 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 = 'SUYSevPrepDB01'
>                                     # Host name or IP address of this
> watchdog
>                                     # (change requires restart)
> wd_port = 9000
>                                     # port number for watchdog service
>                                     # (change requires restart)
> wd_authkey = ''
>                                     # Authentication key for watchdog
> communication
>                                     # (change requires restart)
> 
> # - Virtual IP control Setting -
> 
> delegate_IP = '192.168.140.112'
>                                     # delegate IP address
>                                     # If this is empty, virtual IP never
> bring up.
>                                     # (change requires restart)
> ifconfig_path = '/apachebin'
>                                     # ifconfig command path
>                                     # (change requires restart)
> if_up_cmd = 'ifconfig eth1:0 inet $_IP_$ netmask 255.255.255.0'
>                                     # startup delegate IP command
>                                     # (change requires restart)
> if_down_cmd = 'ifconfig eth1:0 down'
>                                     # shutdown delegate IP command
>                                     # (change requires restart)
> 
> arping_path = '/apachebin'
>                                     # (change requires restart)
> 
> arping_cmd = 'arping -I  eth0 -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)
> 
> # - Lifecheck Setting -
> 
> # -- common --
> 
> wd_lifecheck_method = 'heartbeat'
>                                     # Method of watchdog lifecheck
> ('heartbeat' or 'query')
>                                     # (change requires restart)
> wd_interval = 3
>                                     # 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)
>                                     # Host name or IP address of
> destination 0
>                                     # for sending heartbeat signal.
>                                     # (change requires restart)
>                                     # Port number of destination 0 for
> sending
>                                     # heartbeat signal. Usually this is the
>                                     # same as wd_heartbeat_port.
>                                     # (change requires restart)
>                                     # 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 = ''
>                                     # 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 -
> 
>                                     # Host name or IP address to connect to
> for other pgpool 0
>                                     # (change requires restart)
>                                     # Port number for othet pgpool 0
>                                     # (change requires restart)
>                                     # 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 = off
>                                    # 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'
>     # Temporary work directory to record table oids
>                                    # (change requires restart)
> white_memqcache_table_list = ''
>                                    # Comma separated list of table names to
> memcache
>                                    # that don't write to database
>                                    # Regexp are accepted
> black_memqcache_table_list = ''
>                                    # Comma separated list of table names
> not to memcache
>                                    # that don't write to database
>                                    # Regexp are accepted
> ssl_key = ''
> ssl_cert = ''
> ssl_ca_cert = ''
> ssl_ca_cert_dir = ''
> log_error_verbosity = 'DEFAULT'
> client_min_messages = 'debug2'
> log_min_messages = 'debug2'
> backend_hostname0 = 'SUYSevPrepDB01'
> backend_port0 = 5432
> backend_weight0 = 1
> backend_data_directory0 = '/var/lib/pgsql/9.4/data'
> backend_flag0= 'ALLOW_TO_FAILOVER'
> backend_hostname1 = 'SUYSevPrepDB02'
> backend_port1 = 5432
> backend_weight1 = 1
> backend_data_directory1 = '/var/lib/pgsql/9.4/data'
> backend_flag1= 'ALLOW_TO_FAILOVER'
> other_pgpool_hostname0 = 'SUYSevPrepDB02'
> other_pgpool_port0 = 9999
> other_wd_port0 = 9000
> heartbeat_destination0 = 'SUYSevPrepDB02'
> heartbeat_destination_port0 = 9694
> heartbeat_device0 = ''
> 
> # use another authentication method.
> 
> 
> # TYPE  DATABASE        USER            ADDRESS                 METHOD
> 
> # "local" is for Unix domain socket connections only
> local   all             all                                     md5
> # IPv4 local connections:
> host    all             all             127.0.0.1/32            md5
> host    all             all             0.0.0.0/0               md5
> # IPv6 local connections:
> # Allow replication connections from localhost, by a user with the
> # replication privilege.
> local   replication     postgres                                trust
> host    replication     replication        0.0.0.0/0            trust
> #host    replication     postgres        ::1/128                 trust
> "9.4/data/pg_hba.conf" 93L, 4422C
> 
> 
> Slave pgpool.conf and pg_hba.conf
> 
> 
> # ----------------------------
> # pgPool-II configuration file
> # ----------------------------
> #
> # This file consists of lines of the form:
> #
> #   name = value
> #
> # Whitespace may be used.  Comments are introduced with "#" anywhere on a
> line.
> # The complete list of parameter names and allowed values can be found in
> the
> # pgPool-II documentation.
> #
> # This file is read on server startup and when the server receives a SIGHUP
> # signal.  If you edit the file on a running system, you have to SIGHUP the
> # server for the changes to take effect, or use "pgpool reload".  Some
> # parameters, which are marked below, require a server shutdown and restart
> to
> # take effect.
> #
> 
> 
> #------------------------------------------------------------------------------
> # CONNECTIONS
> #------------------------------------------------------------------------------
> 
> # - pgpool Connection Settings -
> 
> listen_addresses = '*'
>                                    # Host name or IP address to listen on:
>                                    # '*' for all, '' for no TCP/IP
> connections
>                                    # (change requires restart)
> port = 9999
>                                    # Port number
>                                    # (change requires restart)
> socket_dir = '/tmp'
>                                    # Unix domain socket path
>                                    # The Debian package defaults to
>                                    # /var/run/postgresql
>                                    # (change requires restart)
> 
> 
> # - pgpool Communication Manager Connection Settings -
> 
> pcp_listen_addresses = '*'
>                                    # Host name or IP address for pcp
> process to listen on:
>                                    # '*' for all, '' for no TCP/IP
> connections
>                                    # (change requires restart)
> pcp_port = 9898
>                                    # Port number for pcp
>                                    # (change requires restart)
> pcp_socket_dir = '/tmp'
>                                    # Unix domain socket path for pcp
>                                    # The Debian package defaults to
>                                    # /var/run/postgresql
>                                    # (change requires restart)
> listen_backlog_multiplier = 2
>                                    # Set the backlog parameter of listen(2)
> to
>   # num_init_children * listen_backlog_multiplier.
>                                    # (change requires restart)
> 
> # - Backend Connection Settings -
> 
>                                    # Host name or IP address to connect to
> for backend 0
>                                    # Port number for backend 0
>                                    # Weight for backend 0 (only in load
> balancing mode)
>                                    # Data directory for backend 0
>                                    # Controls various backend behavior
>                                    # ALLOW_TO_FAILOVER or
> DISALLOW_TO_FAILOVER
> 
> # - Authentication -
> 
> enable_pool_hba = on
>                                    # Use pool_hba.conf for client
> authentication
> pool_passwd = 'pool_passwd'
>                                    # File name of pool_passwd for md5
> authentication.
>                                    # "" disables pool_passwd.
>                                    # (change requires restart)
> authentication_timeout = 60
>                                    # Delay in seconds to complete client
> authentication
>                                    # 0 means no timeout.
> 
> # - SSL Connections -
> 
> ssl = off
>                                    # Enable SSL support
>                                    # (change requires restart)
> #ssl_key = './server.key'
>                                    # Path to the SSL private key file
>                                    # (change requires restart)
> #ssl_cert = './server.cert'
>                                    # Path to the SSL public certificate file
>                                    # (change requires restart)
> #ssl_ca_cert = ''
>                                    # Path to a single PEM format file
>                                    # containing CA root certificate(s)
>                                    # (change requires restart)
> #ssl_ca_cert_dir = ''
>                                    # Directory containing CA root
> certificate(s)
>                                    # (change requires restart)
> 
> 
> #------------------------------------------------------------------------------
> # POOLS
> #------------------------------------------------------------------------------
> 
> # - Pool size -
> 
> num_init_children = 32
>                                    # Number of pools
>                                    # (change requires restart)
> max_pool = 4
>                                    # Number of connections per pool
>                                    # (change requires restart)
> 
> # - Life time -
> 
> child_life_time = 300
>                                    # Pool exits after being idle for this
> many seconds
> child_max_connections = 0
>                                    # Pool exits after receiving that many
> connections
>                                    # 0 means no exit
> connection_life_time = 0
>                                    # Connection to backend closes after
> being idle for this many seconds
>                                    # 0 means no close
> client_idle_limit = 0
>                                    # Client is disconnected after being
> idle for that many seconds
>                                    # (even inside an explicit transactions!)
>                                    # 0 means no disconnection
> 
> 
> #------------------------------------------------------------------------------
> # LOGS
> #------------------------------------------------------------------------------
> 
> # - Where to log -
> 
> log_destination = 'syslog'
>                                    # Where to log
>                                    # Valid values are combinations of
> stderr,
>                                    # and syslog. Default to stderr.
> 
> # - What to log -
> 
> log_line_prefix = '%t: pid %p:    # printf-style string to output at
> beginning of each log line.'
> 
> log_connections = off
>                                    # Log connections
> log_hostname = on
>                                    # Hostname will be shown in ps status
>                                    # and in logs if connections are logged
> log_statement = on
>                                    # Log all statements
> log_per_node_statement = on
>                                    # Log all statements
>                                    # with node and backend informations
> log_standby_delay = 'if_over_threshold'
>                                    # Log standby delay
>                                    # Valid values are combinations of
> always,
>                                    # if_over_threshold, none
> 
> # - Syslog specific -
> 
> syslog_facility = 'LOCAL0'
>                                    # Syslog local facility. Default to
> LOCAL0
> syslog_ident = 'pgpool'
>                                    # Syslog program identification string
>                                    # Default to 'pgpool'
> 
> # - Debug -
> 
> debug_level = 2
>                                    # Debug message verbosity level
>                                    # 0 means no message, 1 or more mean
> verbose
> 
> #log_error_verbosity = default          # terse, default, or verbose
> messages
> 
> #client_min_messages = notice           # values in order of decreasing
> detail:
>                                         #   debug5
>                                         #   debug4
>                                         #   debug3
>                                         #   debug2
>                                         #   debug1
>                                         #   log
>                                         #   notice
>                                         #   warning
>                                         #   error
> 
> #log_min_messages = warning             # values in order of decreasing
> detail:
>                                         #   debug5
>                                         #   debug4
>                                         #   debug3
>                                         #   debug2
>                                         #   debug1
>                                         #   info
>                                         #   notice
>                                         #   warning
>                                         #   error
>                                         #   log
>                                         #   fatal
>                                         #   panic
> 
> #------------------------------------------------------------------------------
> # FILE LOCATIONS
> #------------------------------------------------------------------------------
> 
> pid_file_name = '/var/run/pgpool/pgpool.pid'
>                                    # PID file name
>                                    # (change requires restart)
> logdir = '/tmp'
>                                    # Directory of pgPool status file
>                                    # (change requires restart)
> 
> 
> #------------------------------------------------------------------------------
> # CONNECTION POOLING
> #------------------------------------------------------------------------------
> 
> connection_cache = on
>                                    # Activate connection pools
>                                    # (change requires restart)
> 
>                                    # Semicolon separated list of queries
>                                    # to be issued at the end of a session
>                                    # The default is for 8.3 and later
> reset_query_list = 'ABORT; DISCARD ALL'
>                                    # The following one is for 8.2 and before
> #reset_query_list = 'ABORT; RESET ALL; SET SESSION AUTHORIZATION DEFAULT'
> 
> 
> #------------------------------------------------------------------------------
> # REPLICATION MODE
> #------------------------------------------------------------------------------
> 
> replication_mode = off
>                                    # Activate replication mode
>                                    # (change requires restart)
> replicate_select = off
>                                    # Replicate SELECT statements
>                                    # when in replication mode
>                                    # replicate_select is higher priority
> than
>                                    # load_balance_mode.
> 
> insert_lock = off
>                                    # Automatically locks a dummy row or a
> table
>                                    # with INSERT statements to keep SERIAL
> data
>                                    # consistency
>                                    # Without SERIAL, no lock will be issued
> lobj_lock_table = ''
>                                    # When rewriting lo_creat command in
>                                    # replication mode, specify table name to
>                                    # lock
> 
> # - Degenerate handling -
> 
> replication_stop_on_mismatch = off
>                                    # On disagreement with the packet kind
>                                    # sent from backend, degenerate the node
>                                    # which is most likely "minority"
>                                    # If off, just force to exit this session
> 
> failover_if_affected_tuples_mismatch = off
>                                    # On disagreement with the number of
> affected
>                                    # tuples in UPDATE/DELETE queries, then
>                                    # degenerate the node which is most
> likely
>                                    # "minority".
>                                    # If off, just abort the transaction to
>                                    # keep the consistency
> 
> 
> #------------------------------------------------------------------------------
> # LOAD BALANCING MODE
> #------------------------------------------------------------------------------
> 
> load_balance_mode = on
>                                    # Activate load balancing mode
>                                    # (change requires restart)
> ignore_leading_white_space = on
>                                    # Ignore leading white spaces of each
> query
> white_function_list = ''
>                                    # Comma separated list of function names
>                                    # that don't write to database
>                                    # Regexp are accepted
> black_function_list = 'currval,lastval,nextval,setval'
>                                    # Comma separated list of function names
>                                    # that write to database
>                                    # Regexp are accepted
> 
> database_redirect_preference_list = ''
>   # comma separated list of pairs of database and node id.
>   # example: postgres:primary,mydb[0-4]:1,mydb[5-9]:2'
>   # valid for streaming replicaton mode only.
> 
> app_name_redirect_preference_list = ''
>   # comma separated list of pairs of app name and node id.
>   # example: 'psql:primary,myapp[0-4]:1,myapp[5-9]:standby'
>   # valid for streaming replicaton mode only.
> allow_sql_comments = off
>   # if on, ignore SQL comments when judging if load balance or
>   # query cache is possible.
>   # If off, SQL comments effectively prevent the judgment
>   # (pre 3.4 behavior).
> 
> #------------------------------------------------------------------------------
> # MASTER/SLAVE MODE
> #------------------------------------------------------------------------------
> 
> master_slave_mode = on
>                                    # Activate master/slave mode
>                                    # (change requires restart)
> master_slave_sub_mode = 'stream'
>                                    # Master/slave sub mode
>                                    # Valid values are combinations slony or
>                                    # stream. Default is slony.
>                                    # (change requires restart)
> 
> # - Streaming -
> 
> sr_check_period = 0
>                                    # Streaming replication check period
>                                    # Disabled (0) by default
> sr_check_user = 'postgres'
>                                    # Streaming replication check user
>                                    # This is neccessary even if you disable
> streaming
>                                    # replication delay check by
> sr_check_period = 0
> sr_check_password = 'xxx'
>                                    # Password for streaming replication
> check user
> delay_threshold = 0
>                                    # Threshold before not dispatching query
> to standby node
>                                    # Unit is in bytes
>                                    # Disabled (0) by default
> 
> # - Special commands -
> 
> follow_master_command = ''
>                                    # Executes this command after master
> 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
> 
> #------------------------------------------------------------------------------
> # HEALTH CHECK
> #------------------------------------------------------------------------------
> 
> health_check_period = 5
>                                    # Health check period
>                                    # Disabled (0) by default
> health_check_timeout = 0
>                                    # Health check timeout
>                                    # 0 means no timeout
> health_check_user = 'postgres'
>                                    # Health check user
> health_check_password = 'xxx'
>                                    # Password for health check user
> health_check_max_retries = 0
>                                    # Maximum number of times to retry a
> failed health check before giving up.
> health_check_retry_delay = 1
>                                    # Amount of time to wait (in seconds)
> between retries.
> connect_timeout = 10000
>                                    # 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.
> 
> #------------------------------------------------------------------------------
> # FAILOVER AND FAILBACK
> #------------------------------------------------------------------------------
> 
> failover_command = '/usr/local/etc/failover.sh %d %H
> /var/log/pgpool/trigger/trigger_file0'
>                                    # 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 = 10
>                                    # 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 = 'postgres'
>                                    # Online recovery user
> recovery_password = 'xxx'
>                                    # Online recovery password
> recovery_1st_stage_command = '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 = on
>                                     # 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 = 'SUYSevPrepDB02'
>                                     # Host name or IP address of this
> watchdog
>                                     # (change requires restart)
> wd_port = 9000
>                                     # port number for watchdog service
>                                     # (change requires restart)
> wd_authkey = ''
>                                     # Authentication key for watchdog
> communication
>                                     # (change requires restart)
> 
> # - Virtual IP control Setting -
> 
> delegate_IP = '192.168.140.112'
>                                     # delegate IP address
>                                     # If this is empty, virtual IP never
> bring up.
>                                     # (change requires restart)
> ifconfig_path = '/apachebin'
>                                     # ifconfig command path
>                                     # (change requires restart)
> if_up_cmd = 'ifconfig eth1:0 inet $_IP_$ netmask 255.255.255.0'
>                                     # startup delegate IP command
>                                     # (change requires restart)
> if_down_cmd = 'ifconfig eth1:0 down'
>                                     # shutdown delegate IP command
>                                     # (change requires restart)
> 
> arping_path = '/apachebin'
>                                     # (change requires restart)
> 
> arping_cmd = 'arping -I  eth0 -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)
> 
> # - Lifecheck Setting -
> 
> # -- common --
> 
> wd_lifecheck_method = 'heartbeat'
>                                     # Method of watchdog lifecheck
> ('heartbeat' or 'query')
>                                     # (change requires restart)
> wd_interval = 3
>                                     # 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)
>                                     # Host name or IP address of
> destination 0
>                                     # for sending heartbeat signal.
>                                     # (change requires restart)
>                                     # Port number of destination 0 for
> sending
>                                     # heartbeat signal. Usually this is the
>                                     # same as wd_heartbeat_port.
>                                     # (change requires restart)
>                                     # 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 = ''
>                                     # 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 -
> 
>                                     # Host name or IP address to connect to
> for other pgpool 0
>                                     # (change requires restart)
>                                     # Port number for othet pgpool 0
>                                     # (change requires restart)
>                                     # 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 = off
>                                    # 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'
>     # Temporary work directory to record table oids
>                                    # (change requires restart)
> white_memqcache_table_list = ''
>                                    # Comma separated list of table names to
> memcache
>                                    # that don't write to database
>                                    # Regexp are accepted
> black_memqcache_table_list = ''
>                                    # Comma separated list of table names
> not to memcache
>                                    # that don't write to database
>                                    # Regexp are accepted
> ssl_key = ''
> ssl_cert = ''
> ssl_ca_cert = ''
> ssl_ca_cert_dir = ''
> log_error_verbosity = 'DEFAULT'
> client_min_messages = 'notice'
> log_min_messages = 'warning'
> backend_hostname0 = 'SUYSevPrepDB01'
> backend_port0 = 5432
> backend_weight0 = 1
> backend_data_directory0 = '/var/lib/pgsql/9.4/data'
> backend_flag0= 'ALLOW_TO_FAILOVER'
> backend_hostname1 = 'SUYSevPrepDB02'
> backend_port1 = 5432
> backend_weight1 = 1
> backend_data_directory1 = '/var/lib/pgsql/9.4/data'
> backend_flag1= 'ALLOW_TO_FAILOVER'
> other_pgpool_hostname0 = 'SUYSevPrepDB01'
> other_pgpool_port0 = 9999
> other_wd_port0 = 9000
> heartbeat_destination0 = 'SUYSevPrepDB01'
> heartbeat_destination_port0 = 9694
> heartbeat_device0 = ''
> 
> # TYPE  DATABASE        USER            ADDRESS                 METHOD
> 
> # "local" is for Unix domain socket connections only
> local   all             all                                     md5
> # IPv4 local connections:
> host    all             all             127.0.0.1/32            md5
> host    all             all             0.0.0.0/0               md5
> # IPv6 local connections:
> # Allow replication connections from localhost, by a user with the
> # replication privilege.
> local   replication     postgres                                trust
> host    replication     replication        0.0.0.0/0            trust
> #host    replication     postgres        ::1/128                 trust
> 
> 
> 2016-04-07 19:31 GMT-03:00 Tatsuo Ishii <ishii at postgresql.org>:
> 
>> >>> *DETALLE:  message length (12) in slot 1 does not match with slot 0(8)*
>>
>> Probably a configuration mismatch in PostgreSQL server #0 and
>> PostgreSQL server #1. From reading the message above, server #0 asks
>> trust authentication (no password), while server #1 requires certain
>> authentication (possibly md5). Showing full pgpool.conf and
>> pg_hba.conf from both PostgreSQL servers will reveal this.
>>
>> Best regards,
>> --
>> Tatsuo Ishii
>> SRA OSS, Inc. Japan
>> English: http://www.sraoss.co.jp/index_en.php
>> Japanese:http://www.sraoss.co.jp
>>
>> > Lucas is the same error!!!!
>> >
>> >
>> > Apr 7 16:14:24 localhost pgpool[14839]: [40-1] 2016-04-07 16:14:24: pid
>> > 14839: # printf-style string to output at beginning of each log
>> line.ERROR:
>> > unable to read message length
>> > Apr 7 16:14:24 localhost pgpool[14839]: [40-2] 2016-04-07 16:14:24: pid
>> > 14839: # printf-style string to output at beginning of each log
>> > line.DETAIL: message length (12) in slot 1 does not match with slot 0
>> >
>> > 2016-04-07 15:52 GMT-03:00 Lucas Luengas <lucasluengas at gmail.com>:
>> >
>> >> Hello
>> >> You can check pgpool log and postgresql log when you run that psql
>> command.
>> >> Regards.
>> >> On Apr 6, 2016 8:30 PM, "Daniel Gallo" <danielito.gallo at gmail.com>
>> wrote:
>> >>
>> >>> Dear I'm trying to run the following and I get the following error and
>> I
>> >>> can not figure out what the problem is , I could help ?
>> >>>
>> >>>
>> >>> Any information that need be notified me and sent them
>> >>>
>> >>>
>> >>>
>> >>> Thanks a lots!!!!!
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>> -bash-4.2$ psql -h localhost -U postgres -p 5432
>> >>>
>> >>> psql (9.4.4)
>> >>>
>> >>> Digite «help» para obtener ayuda.
>> >>>
>> >>>
>> >>>
>> >>> postgres=#
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>> *-bash-4.2$ psql -h localhost -U postgres -p 9999*
>> >>>
>> >>> *psql: ERROR:  unable to read message length*
>> >>>
>> >>> *DETALLE:  message length (12) in slot 1 does not match with slot 0(8)*
>> >>>
>> >>>
>> >>>
>> >>> Any idea?
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>> *pg_hba.conf*
>> >>>
>> >>>
>> >>>
>> >>> # TYPE  DATABASE        USER            ADDRESS                 METHOD
>> >>>
>> >>>
>> >>>
>> >>> # "local" is for Unix domain socket connections only
>> >>>
>> >>> local   all             all                                     md5
>> >>>
>> >>> # IPv4 local connections:
>> >>>
>> >>> host    all             all             127.0.0.1/32            md5
>> >>>
>> >>> host    all             all             0.0.0.0/0               md5
>> >>>
>> >>> # IPv6 local connections:
>> >>>
>> >>> # Allow replication connections from localhost, by a user with the
>> >>>
>> >>> # replication privilege.
>> >>>
>> >>> local   replication     postgres                                trust
>> >>>
>> >>> host    replication     replication        0.0.0.0/0            trust
>> >>>
>> >>> #host    replication     postgres        ::1/128                 trust
>> >>>
>> >>>
>> >>>
>> >>> -rwxrw-r--. 1 apache apache 33283 abr  1 15:49 pgpool.conf
>> >>>
>> >>>
>> >>>
>> >>> *pgpool.conf*
>> >>>
>> >>>
>> >>>
>> >>> # - Authentication -
>> >>>
>> >>>
>> >>>
>> >>> enable_pool_hba = on
>> >>>
>> >>>                                    # Use pool_hba.conf for client
>> >>> authentication
>> >>>
>> >>> pool_passwd = 'pool_passwd'
>> >>>
>> >>>                                    # File name of pool_passwd for md5
>> >>> authentication.
>> >>>
>> >>>                                    # "" disables pool_passwd.
>> >>>
>> >>>                                    # (change requires restart)
>> >>>
>> >>> authentication_timeout = 60
>> >>>
>> >>>                                    # Delay in seconds to complete
>> client
>> >>> authentication
>> >>>
>> >>>                                    # 0 means no timeout.
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>> -rw-r--r--. 1 apache root      42 feb 29 18:28 pool_passwd
>> >>>
>> >>>
>> >>>
>> >>> postgres:5c0435eee0f211f150e980e459151xxx
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>> -rwxrw-r--. 1 root   root    3295 mar  3 18:19 pool_hba.conf
>> >>>
>> >>>
>> >>>
>> >>> # TYPE  DATABASE    USER        CIDR-ADDRESS          METHOD
>> >>>
>> >>>
>> >>>
>> >>> # "local" is for Unix domain socket connections only
>> >>>
>> >>> local   all         all                               md5
>> >>>
>> >>> # IPv4 local connections:
>> >>>
>> >>> host    all         all         127.0.0.1/32          md5
>> >>>
>> >>> host    all         all         0.0.0.0/0             md5
>> >>>
>> >>> #host    all         all         ::1/128               trust
>> >>>
>> >>> _______________________________________________
>> >>> pgpool-general mailing list
>> >>> pgpool-general at pgpool.net
>> >>> http://www.pgpool.net/mailman/listinfo/pgpool-general
>> >>>
>> >>>
>>


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