[pgpool-general: 1163] Re: Watchdog error - wd_init: delegate_IP already exists

Will Ferguson will.ferguson at vyre.com
Tue Nov 6 20:43:57 JST 2012


No the IP doesn't come up.

On 6 November 2012 11:06, Yugo Nagata <nagata at sraoss.co.jp> wrote:

> Dose the virtual ip is bringing up on the scond pgpool server?
>
> On Tue, 6 Nov 2012 10:59:16 +0000
> Will Ferguson <will.ferguson at vyre.com> wrote:
>
> > Thanks but leaving the first pgpool instance running for hours before
> > starting the second still doesn't help. Strange that it is fine the other
> > way around. I'll keep my eye out for the fix.
> >
> > Thanks,
> >
> > Will
> >
> > On 6 November 2012 00:20, Yugo Nagata <nagata at sraoss.co.jp> wrote:
> >
> > > Wait a few seconds after the first pgpool has started.
> > > Then, you would be able to start the second successfully.
> > >
> > > I recognize this problem and am trying to resolve it.
> > >
> > > On Mon, 5 Nov 2012 07:07:25 -0800
> > > Lonni J Friedman <netllama at gmail.com> wrote:
> > >
> > > > I've seen this happen often a well.  I'm guessing that there's a race
> > > > condition somewhere.
> > > >
> > > > On Mon, Nov 5, 2012 at 7:00 AM, Will Ferguson <
> will.ferguson at vyre.com>
> > > wrote:
> > > > > Hello
> > > > >
> > > > > I have two pgpool servers: will-pgpool1 & will-pgpool2 with
> watchdog
> > > enabled
> > > > >
> > > > > I can start will-pgpool2 first which takes the virtual IP, and then
> > > start
> > > > > will-pgpool1 and all works fine.
> > > > >
> > > > > But if I start will-pgpool1 first which takes the virtual IP, and
> then
> > > start
> > > > > will-pgpool2 the pgpool2 server doesn't start.
> > > > >
> > > > > Both pgpool.conf files are the same except wd_hostname and
> > > > > other_pgpool_hostname0
> > > > >
> > > > > Both instances are started as root with -d -n
> > > > >
> > > > > Below is the log debug output.
> > > > >
> > > > > Thanks,
> > > > >
> > > > > Will
> > > > >
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: listen_addresses
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: '*' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: port
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 9999 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: socket_dir
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: '/tmp' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: pcp_port
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 9898 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: pcp_socket_dir
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: '/tmp' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_hostname0
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'will-db1' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_port0
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 5432 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: port slot number
> 0
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_weight0
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 1 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: weight slot
> number 0
> > > > > weight: 1.000000
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_data_directory0
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: '/data/postgres' kind:
> 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_flag0
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'ALLOW_TO_FAILOVER'
> kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: extract_string_tokens: token:
> > > > > ALLOW_TO_FAILOVER
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config:
> allow_to_failover on
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: slot number 0
> flag:
> > > 0000
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_hostname1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'will-db2' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_port1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 5432 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: port slot number
> 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_weight1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 1 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: weight slot
> number 1
> > > > > weight: 1.000000
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_data_directory1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: '/data/postgres' kind:
> 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_flag1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'ALLOW_TO_FAILOVER'
> kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: extract_string_tokens: token:
> > > > > ALLOW_TO_FAILOVER
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config:
> allow_to_failover on
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: slot number 1
> flag:
> > > 0000
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_hostname2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'will-db3' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_port2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 5432 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: port slot number
> 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_weight2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 1 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: weight slot
> number 2
> > > > > weight: 1.000000
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_data_directory2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: '/data/postgres' kind:
> 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: backend_flag2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'ALLOW_TO_FAILOVER'
> kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: extract_string_tokens: token:
> > > > > ALLOW_TO_FAILOVER
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config:
> allow_to_failover on
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: pool_config: slot number 2
> flag:
> > > 0000
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: enable_pool_hba
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: on kind: 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: authentication_timeout
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 60 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: ssl
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: off kind: 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: num_init_children
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 32 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: max_pool
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 4 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: child_life_time
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 300 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: child_max_connections
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 0 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: connection_life_time
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 0 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: client_idle_limit
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 0 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: log_destination
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'stderr' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: print_timestamp
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: on kind: 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: log_connections
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: off kind: 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: log_hostname
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: on kind: 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: log_statement
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: off kind: 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: log_per_node_statement
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: off kind: 1
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: w
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value:
> > > > >  kind: 7
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: log_standby_delay
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'always' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: syslog_facility
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'LOCAL0' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: syslog_ident
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 'pgpool' kind: 4
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: key: debug_level
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: value: 0 kind: 2
> > > > > 2012-11-05 14:58:40 DEBUG: pid 2145: loading
> > > "/usr/local/etc/pool_hba.conf"
> > > > > for client authentication configuration file
> > > > > 2012-11-05 14:58:40 LOG:   pid 2145: wd_chk_sticky:
> > > ifup[/sbin/ifconfig]
> > > > > doesn't have sticky bit
> > > > > 2012-11-05 14:58:40 LOG:   pid 2145: wd_create_send_socket:
> connect()
> > > > > reports failure (Connection refused). You can safely ignore this
> while
> > > > > starting up.
> > > > > 2012-11-05 14:58:42 ERROR: pid 2145: wd_init: delegate_IP already
> > > exists
> > > > > 2012-11-05 14:58:42 ERROR: pid 2145: watchdog: wd_init failed
> > > > > 2012-11-05 14:58:42 ERROR: pid 2145: wd_main error
> > > > > 2012-11-05 14:58:42 ERROR: pid 2145: unlink(/tmp/.s.PGSQL.9898)
> > > failed: No
> > > > > such file or directory
> > > > > 2012-11-05 14:58:42 DEBUG: pid 2145: shmem_exit(1)
> > > > _______________________________________________
> > > > pgpool-general mailing list
> > > > pgpool-general at pgpool.net
> > > > http://www.pgpool.net/mailman/listinfo/pgpool-general
> > >
> > >
> > > --
> > > Yugo Nagata <nagata at sraoss.co.jp>
> > >
> >
> --
> Yugo Nagata <nagata at sraoss.co.jp>
>
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