[pgpool-general-jp: 1282] Re: pgpool-ii watchdog アクティブサーバの終了ができない
Yugo Nagata
nagata ＠ sraoss.co.jp
2014年 6月 11日 (水) 21:16:46 JST
鎌田さん
長田です。
pgpool-II 3.3.3 でアクティブを終了させた時の不具合を認識しています。
ping コマンドを実行したときの終了コードが正しく認識できていないバグです。
お手数ですが、添付のパッチを試していただけないでしょうか。
On Wed, 11 Jun 2014 17:04:59 +0900
taro tanaka <super.fool.1984 ＠ gmail.com> wrote:
> はじめまして、鎌田と申します。
>
>
> 以下のサーバ二台の環境で利用しています。
> -------------------------------------------
> ■サーバ１
> ip:192.168.100.76
> pgpool-II 3.3.3
> postgresql 9.3.4
> CentOS 6.5 (64bit)
> ■サーバ２
> ip:192.168.100.79
> pgpool-II 3.3.3
> postgresql 9.3.4
> CentOS 6.5 (64bit)
>
> 仮想ip：192.168.100.72
> -------------------------------------------
>
> 各サーバのrootで起動したpgpoolで「use_watchdog」をonにし、heartbeatで死活監視をしています。
> アクティブサーバのpgpoolを「pgpool stop」コマンドで終了させようとすると、
> 「stop request sent to pgpool. waiting for
> termination......」のメッセージが出て、いつまでたっても終了しません。
>
> 各サーバのログは以下のようになっています（今回の場合はサーバ１がアクティブサーバです）。
>
> ■サーバ１
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> 2014-06-11 15:54:48 LOG: pid 6310: wd_chk_setuid all commands have setuid
> bit
> 2014-06-11 15:54:48 LOG: pid 6310: watchdog might call network commands
> which using setuid bit.
> 2014-06-11 15:54:48 LOG: pid 6310: wd_create_send_socket: connect()
> reports failure (Connection refused). You can safely ignore this while
> starting up.
> 2014-06-11 15:54:48 LOG: pid 6310: send_packet_4_nodes: packet for
> 192.168.100.79:9000 is canceled
> 2014-06-11 15:55:00 LOG: pid 6310: wd_escalation: escalating to master
> pgpool
> 2014-06-11 15:55:04 LOG: pid 6310: wd_IP_up: ifconfig up succeeded
> 2014-06-11 15:55:04 LOG: pid 6310: wd_escalation: escalated to master
> pgpool successfully
> 2014-06-11 15:55:04 LOG: pid 6310: wd_init: start watchdog
> 2014-06-11 15:55:04 LOG: pid 6310: pgpool-II successfully started.
> version 3.3.3 (tokakiboshi)
> 2014-06-11 15:55:05 LOG: pid 6319: wd_create_hb_send_socket: set
> SO_REUSEPORT
> 2014-06-11 15:55:05 LOG: pid 6319: wd_create_hb_recv_socket: set
> SO_REUSEPORT
> 2014-06-11 15:55:05 LOG: pid 6320: wd_create_hb_send_socket: set
> SO_REUSEPORT
> 2014-06-11 15:55:05 LOG: pid 6320: wd_create_hb_send_socket: set
> SO_REUSEPORT
> 2014-06-11 15:55:28 LOG: pid 6318: wd_send_response: receive add request
> from 192.168.100.79:9999 and accept it
> 2014-06-11 15:56:45 LOG: pid 6321: watchdog: lifecheck started
> （ここでサーバ１のpgpoolをstop）
> 2014-06-11 16:02:11 LOG: pid 6310: received smart shutdown request
> 2014-06-11 16:02:11 LOG: pid 6310: pgpool main: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6326: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6328: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6341: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6324: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6352: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6325: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6329: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6342: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6340: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6333: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6335: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6330: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6351: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6337: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6343: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6339: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6334: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6336: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6331: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6350: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6338: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6357: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6356: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6347: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6346: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6332: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6349: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6345: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6358: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6348: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6360: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6361: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6366: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6364: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6371: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6368: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6365: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6363: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6370: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6369: die: close listen socket
> 2014-06-11 16:02:11 LOG: pid 6367: die: close listen socket
> 2014-06-11 16:02:14 LOG: pid 6321: wd_IP_down: ifconfig down succeeded
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> ■サーバ２
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> 2014-06-11 15:55:27 LOG: pid 12619: wd_chk_setuid all commands have
> setuid bit
> 2014-06-11 15:55:27 LOG: pid 12619: watchdog might call network commands
> which using setuid bit.
> 2014-06-11 15:55:28 LOG: pid 12619: wd_init: start watchdog
> 2014-06-11 15:55:28 LOG: pid 12619: pgpool-II successfully started.
> version 3.3.3 (tokakiboshi)
> 2014-06-11 15:55:29 LOG: pid 12622: wd_create_hb_send_socket: set
> SO_REUSEPORT
> 2014-06-11 15:55:29 LOG: pid 12622: wd_create_hb_recv_socket: set
> SO_REUSEPORT
> 2014-06-11 15:55:29 LOG: pid 12623: wd_create_hb_send_socket: set
> SO_REUSEPORT
> 2014-06-11 15:55:29 LOG: pid 12623: wd_create_hb_send_socket: set
> SO_REUSEPORT
> 2014-06-11 15:57:09 LOG: pid 12624: watchdog: lifecheck started
> （ここでサーバ１のpgpoolをstop）
> 2014-06-11 16:02:14 LOG: pid 12621: wd_escalation: escalating to master
> pgpool
> 2014-06-11 16:02:18 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:19 LOG: pid 12624: check_pgpool_status_by_hb: pgpool 1 (
> 192.168.100.76:9999) is in down status
> 2014-06-11 16:02:20 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:22 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:24 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:26 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:28 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:29 LOG: pid 12624: check_pgpool_status_by_hb: pgpool 1 (
> 192.168.100.76:9999) is in down status
> 2014-06-11 16:02:30 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:32 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:34 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:36 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> 2014-06-11 16:02:38 ERROR: pid 12621: exec_ping: wait() failed. reason: No
> child processes
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> この状態で、サーバ１で、pgpool: lifecheckプロセスが生き残っています（サーバ２のpgpoolを終了するとこのプロセスは消えます）。
> この状態でも、仮想ipは正常に切り替わっているようです。（サーバ２の仮想ipが有効になっており、pingも通る）
>
> 逆にサーバ２がアクティブサーバの時に同様の動作を行っても全く同じ状態になります。
> また、スタンバイサーバのpgpoolを終了させた時は、特に問題は発生せず、正常に復帰させることもできます。
>
> 原因が特定できず、困っています。よろしくお願いします。
>
>
>
> （以下に各サーバの設定ファイルを抜粋して掲載します）
>
> ■サーバ１
> ------------------------------
> -------------------------------------------------------------------------------------------------------
> # - 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_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)
>
> # - Backend Connection Settings -
>
> backend_hostname0 = '192.168.100.76'
> # Host name or IP address to connect to
> for backend 0
> backend_port0 = 5432
> # Port number for backend 0
> backend_weight0 = 1
> # Weight for backend 0 (only in load
> balancing mode)
> backend_data_directory0 = '/common/data'
> # Data directory for backend 0
> #backend_flag0 = 'ALLOW_TO_FAILOVER'
> # Controls various backend behavior
> # ALLOW_TO_FAILOVER or
> DISALLOW_TO_FAILOVER
> backend_hostname1 = '192.168.100.79'
> backend_port1 = 5432
> backend_weight1 = 1
> backend_data_directory1 = '/common/data'
> #backend_flag1 = 'ALLOW_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
>
> #------------------------------------------------------------------------------
> # POOLS
> #------------------------------------------------------------------------------
>
> # - Pool size -
>
> num_init_children = 50
> # Number of pools
> # (change requires restart)
> max_pool = 10
> # 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
>
> #------------------------------------------------------------------------------
> # 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 = on
> # Activate replication mode
> # (change requires restart)
> replicate_select = off
> # Replicate SELECT statements
> # when in replication or parallel mode
> # replicate_select is higher priority
> than
> # load_balance_mode.
>
> insert_lock = on
> # 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 = 'nextval,setval'
> # Comma separated list of function names
> # that write to database
> # Regexp are accepted
>
>
> #------------------------------------------------------------------------------
> # MASTER/SLAVE MODE
> #------------------------------------------------------------------------------
>
> master_slave_mode = off
>
> #------------------------------------------------------------------------------
> # PARALLEL MODE
> #------------------------------------------------------------------------------
>
> parallel_mode = off
>
> #------------------------------------------------------------------------------
> # HEALTH CHECK
> #------------------------------------------------------------------------------
>
> health_check_period = 0
> # Health check period
> # Disabled (0) by default
> health_check_timeout = 20
> # Health check timeout
> # 0 means no timeout
> health_check_user = 'postgres'
> # Health check user
> health_check_password = ''
> # 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.
>
>
> #------------------------------------------------------------------------------
> # FAILOVER AND FAILBACK
> #------------------------------------------------------------------------------
>
> failover_command = ''
> # 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.
>
>
> #------------------------------------------------------------------------------
> # 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 = '/home/www/bin'
> # ping command path
> # (change requires restart)
>
> # - Watchdog communication Settings -
>
> wd_hostname = '192.168.100.76'
> # 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 = '192.168.100.72'
> # delegate IP address
> # If this is empty, virtual IP never
> bring up.
> # (change requires restart)
> ifconfig_path = '/home/www/sbin'
> # ifconfig command path
> # (change requires restart)
> if_up_cmd = 'ifconfig eth0:0 inet $_IP_$ netmask 255.255.255.0'
> # startup delegate IP command
> # (change requires restart)
> if_down_cmd = 'ifconfig eth0:0 down'
> # shutdown delegate IP command
> # (change requires restart)
>
> arping_path = '/home/www/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)
>
> # - Lifecheck Setting -
>
> # -- common --
>
> wd_lifecheck_method = 'heartbeat'
> # Method of watchdog lifecheck
> ('heartbeat' or 'query')
> # (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)
> # Host name or IP address of
> destination 0
> # for sending heartbeat signal.
> # (change requires restart)
> heartbeat_destination0 = '192.168.100.79'
> # 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)
> # - Other pgpool Connection Settings -
>
> other_pgpool_hostname0 = '192.168.100.79'
> # Host name or IP address to connect to
> for other pgpool 0
> # (change requires restart)
> other_pgpool_port0 = 9999
> # Port number for othet pgpool 0
> # (change requires restart)
> other_wd_port0 = 9000
> # Port number for othet watchdog 0
> # (change requires restart)
>
> -------------------------------------------------------------------------------------------------------------------------------------
>
>
>
>
>
>
> ■サーバ２（下記抜粋部分以外はサーバ１と同じ）
> -------------------------------------------------------------------------------------------------------------------------------------
>
> #------------------------------------------------------------------------------
> # 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 = '/home/www/bin'
> # ping command path
> # (change requires restart)
>
> # - Watchdog communication Settings -
>
> wd_hostname = '192.168.100.79'
> # 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 = '192.168.100.72'
> # delegate IP address
> # If this is empty, virtual IP never
> bring up.
> # (change requires restart)
> ifconfig_path = '/home/www/sbin'
> # ifconfig command path
> # (change requires restart)
> if_up_cmd = 'ifconfig eth0:0 inet $_IP_$ netmask 255.255.255.0'
> # startup delegate IP command
> # (change requires restart)
> if_down_cmd = 'ifconfig eth0:0 down'
> # shutdown delegate IP command
> # (change requires restart)
>
> arping_path = '/home/www/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)
>
> # - Lifecheck Setting -
>
> # -- common --
>
> wd_lifecheck_method = 'heartbeat'
> # Method of watchdog lifecheck
> ('heartbeat' or 'query')
> # (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)
> # Host name or IP address of
> destination 0
> # for sending heartbeat signal.
> # (change requires restart)
> heartbeat_destination0 = '192.168.100.76'
> # 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)
> # - Other pgpool Connection Settings -
>
> other_pgpool_hostname0 = '192.168.100.76'
> # Host name or IP address to connect to
> for other pgpool 0
> # (change requires restart)
> other_pgpool_port0 = 9999
> # Port number for othet pgpool 0
> # (change requires restart)
> other_wd_port0 = 9000
> # Port number for othet watchdog 0
> # (change requires restart)
> -------------------------------------------------------------------------------------------------------------------------------------
--
Yugo Nagata <nagata ＠ sraoss.co.jp>
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