1. Excuse me, could you tell me status before a.mydomain.com fails?

2. Sorry, replace rep_mode="sync" with rep_mode="async" defined in
primitive pgsql.

2013/12/14 Andrey Rogovsky <[email protected]>:
> 1. If fall down:
> ============
> Last updated: Fri Dec 13 19:06:51 2013
> Last change: Fri Dec 13 10:06:49 2013 via cibadmin on a.mydomain.com
> Stack: openais
> Current DC: c.mydomain.com - partition with quorum
> Version: 1.1.7-ee0730e13d124c3d58f00016c3376a1de5323cff
> 3 Nodes configured, 3 expected votes
> 6 Resources configured.
> ============
>
> Online: [ a.mydomain.com c.mydomain.com b.mydomain.com ]
>
> Full list of resources:
>
>  Resource Group: master
>      pgsql-master-ip (ocf::heartbeat:IPaddr2): Started b.mydomain.com
>  Master/Slave Set: msPostgresql [pgsql]
>      Masters: [ b.mydomain.com ]
>      Slaves: [ c.mydomain.com ]
>      Stopped: [ pgsql:0 ]
>  apache-master-ip (ocf::heartbeat:IPaddr2): Started b.mydomain.com
>  apache (ocf::heartbeat:apache): Started b.mydomain.com
>
> Node Attributes:
> * Node a.mydomain.com:
>     + master-pgsql:0                   : -INFINITY
>     + master-pgsql:1                   : 1000
>     + pgsql-data-status               : DISCONNECT
>     + pgsql-status                     : STOP
> * Node c.mydomain.com:
>     + master-pgsql:2                   : 100
>     + pgsql-data-status               : STREAMING|SYNC
>     + pgsql-status                     : HS:sync
> * Node b.mydomain.com:
>     + master-pgsql:0                   : -INFINITY
>     + master-pgsql:1                   : 1000
>     + pgsql-data-status               : LATEST
>     + pgsql-master-baseline           : 000000000F000090
>     + pgsql-status                     : PRI
>
> Migration summary:
> * Node a.mydomain.com:
>    pgsql:0: migration-threshold=1 fail-count=1
> * Node c.mydomain.com:
> * Node b.mydomain.com:
>
> Failed actions:
>     pgsql:0_monitor_4000 (node=a.mydomain.com, call=89, rc=7,
> status=complete): not running
>
> This is in the log file on a node:
> Dec 10 20:49:57 a pgsql[903]: INFO: Don't check
> /var/lib/postgresql/9.3/main during probe
> Dec 10 20:49:57 a crmd: [893]: info: process_lrm_event: LRM operation
> pgsql-master-ip_monitor_0 (call=2, rc=7, cib-update=7, confirmed=true) not
> running
> Dec 10 20:49:57 a pgsql[903]: INFO: PostgreSQL is down
> Dec 10 20:49:57 a lrmd: [890]: info: operation monitor[3] on pgsql:1 for
> client 893: pid 903 exited with return code 7
> Dec 10 20:49:57 a crmd: [893]: info: process_lrm_event: LRM operation
> pgsql:1_monitor_0 (call=3, rc=7, cib-update=8, confirmed=true) not running
> Dec 10 20:49:57 a attrd: [891]: notice: attrd_trigger_update: Sending flush
> op to all hosts for: probe_complete (true)
> Dec 10 20:49:57 a lrmd: [890]: info: rsc:pgsql:1 start[4] (pid 986)
> Dec 10 20:49:57 a pgsql[986]: INFO: Changing pgsql-status on
> a.mydomain.com: ->STOP.
> Dec 10 20:49:57 a attrd: [891]: notice: attrd_trigger_update: Sending flush
> op to all hosts for: pgsql-status (STOP)
> Dec 10 20:49:57 a attrd: [891]: notice: attrd_trigger_update: Sending flush
> op to all hosts for: master-pgsql:1 (-INFINITY)
> Dec 10 20:49:57 a pgsql[986]: INFO: Set all nodes into async mode.
> Dec 10 20:49:57 a pgsql[986]: INFO: server starting
> Dec 10 20:49:57 a pgsql[986]: INFO: PostgreSQL start command sent.
> Dec 10 20:49:58 a lrmd: [890]: info: RA output: (pgsql:1:start:stderr)
> psql: FATAL:  the database system is starting up
> Dec 10 20:49:58 a pgsql[986]: WARNING: Can't get PostgreSQL recovery
> status. rc=2
> Dec 10 20:49:58 a pgsql[986]: WARNING: Connection error (connection to the
> server went bad and the session was not interactive) occurred while
> executing the psql command.
> Dec 10 20:49:59 a pgsql[986]: INFO: PostgreSQL is started.
> Dec 10 20:49:59 a pgsql[986]: INFO: Changing pgsql-status on
> a.mydomain.com: ->HS:alone.
> Dec 10 20:49:59 a attrd: [891]: notice: attrd_trigger_update: Sending flush
> op to all hosts for: pgsql-status (HS:alone)
> Dec 10 20:49:59 a lrmd: [890]: info: operation start[4] on pgsql:1 for
> client 893: pid 986 exited with return code 0
> Dec 10 20:49:59 a crmd: [893]: info: process_lrm_event: LRM operation
> pgsql:1_start_0 (call=4, rc=0, cib-update=9, confirmed=true) ok
> Dec 10 20:49:59 a lrmd: [890]: info: rsc:pgsql:1 notify[5] (pid 1163)
> Dec 10 20:49:59 a lrmd: [890]: info: operation notify[5] on pgsql:1 for
> client 893: pid 1163 exited with return code 0
> Dec 10 20:49:59 a crmd: [893]: info: process_lrm_event: LRM operation
> pgsql:1_notify_0 (call=5, rc=0, cib-update=0, confirmed=true) ok
> Dec 10 20:49:59 a lrmd: [890]: info: rsc:pgsql:1 monitor[6] (pid 1207)
> Dec 10 20:49:59 a attrd: [891]: notice: attrd_trigger_update: Sending flush
> op to all hosts for: pgsql-status (HS:alone)
>
> I think it is wrong, becouse is 2 live nodes. One can stay as master.
>
> Also this is in postgresql log on a node:
> 2013-12-06 10:56:53 MSK WARNING:  archive_mode enabled, yet archive_command
> is not set
> 2013-12-06 10:57:37 MSK LOG:  received SIGHUP, reloading configuration files
> 2013-12-06 10:57:37 MSK LOG:  parameter "archive_command" changed to "cp %p
> /var/lib/postgresql/9.3/pg_archive/%f"
> 2013-12-06 10:57:43 MSK ERROR:  a backup is not in progress
> 2013-12-06 10:57:43 MSK STATEMENT:  SELECT pg_stop_backup()
> 2013-12-07 10:24:22 MSK LOG:  received fast shutdown request
> 2013-12-07 10:24:22 MSK LOG:  aborting any active transactions
> 2013-12-07 10:24:22 MSK LOG:  autovacuum launcher shutting down
> 2013-12-07 10:24:22 MSK LOG:  shutting down
> 2013-12-07 10:24:22 MSK LOG:  database system is shut down
> 2013-12-07 10:24:29 MSK LOG:  database system was shut down at 2013-12-07
> 10:24:22 MSK
> 2013-12-07 10:24:29 MSK LOG:  autovacuum launcher started
> 2013-12-07 10:24:29 MSK LOG:  database system is ready to accept connections
> 2013-12-07 10:24:29 MSK LOG:  incomplete startup packet
> 2013-12-07 10:24:34 MSK LOG:  received fast shutdown request
> 2013-12-07 10:24:34 MSK LOG:  aborting any active transactions
> 2013-12-07 10:24:34 MSK LOG:  autovacuum launcher shutting down
> 2013-12-07 10:24:34 MSK LOG:  shutting down
> 2013-12-07 10:24:34 MSK LOG:  database system is shut down
> 2013-12-07 14:31:11 MSK LOG:  database system was shut down in recovery at
> 2013-12-07 14:29:19 MSK
> cp: cannot stat `/var/lib/postgresql/9.3/pg_archive/00000002.history': No
> such file or directory
> 2013-12-07 14:31:11 MSK LOG:  entering standby mode
> cp: cannot stat
> `/var/lib/postgresql/9.3/pg_archive/000000010000000000000007': No such file
> or directory
> 2013-12-07 14:31:11 MSK LOG:  consistent recovery state reached at 0/7000090
> 2013-12-07 14:31:11 MSK LOG:  record with zero length at 0/7000090
> 2013-12-07 14:31:11 MSK LOG:  database system is ready to accept read only
> connections
> 2013-12-07 14:31:12 MSK LOG:  incomplete startup packet
> 2013-12-07 14:31:14 MSK FATAL:  could not connect to the primary server:
> could not connect to server: No route to host
>                 Is the server running on host "192.168.10.200" and accepting
>                 TCP/IP connections on port 5432?
>
> Why master not got shutdown request? It is life.
>
>
> 2. There is my config:
> node a.mydomain.com \
>         attributes pgsql-data-status="DISCONNECT"
> node b.mydomain.com \
>         attributes pgsql-data-status="LATEST" pgsql-status="HS:async"
> node c.mydomain.com \
>         attributes pgsql-data-status="STREAMING|SYNC"
> pgsql-status="HS:async"
> primitive apache ocf:heartbeat:apache \
>         params configfile="/etc/apache2/apache2.conf" \
>         op monitor interval="1min"
> primitive apache-master-ip ocf:heartbeat:IPaddr2 \
>         params ip="192.168.10.100" nic="peervpn0" \
>         op monitor interval="30s"
> primitive pgsql ocf:heartbeat:pgsql \
>         params pgctl="/usr/lib/postgresql/9.3/bin/pg_ctl"
> psql="/usr/bin/psql" pgdata="/var/lib/postgresql/9.3/main" start_opt="-p 543
> 2" rep_mode="sync" node_list="a.mydomain.com b.mydomain.com c.mydomain.com"
> restore_command="cp /v
> ar/lib/postgresql/9.3/pg_archive/%f %p" master_ip="192.168.10.200"
> restart_on_promote="true" config="/etc/postgresql/9.3/main/postgres
> ql.conf" \
>         op start interval="0s" timeout="60s" on-fail="restart" \
>         op monitor interval="4s" timeout="60s" on-fail="restart" \
>         op monitor interval="3s" role="Master" timeout="60s"
> on-fail="restart" \
>         op promote interval="0s" timeout="60s" on-fail="restart" \
>         op demote interval="0s" timeout="60s" on-fail="stop" \
>         op stop interval="0s" timeout="60s" on-fail="block" \
>         op notify interval="0s" timeout="60s"
> primitive pgsql-master-ip ocf:heartbeat:IPaddr2 \
>         params ip="192.168.10.200" nic="peervpn0" \
>         op start interval="0s" timeout="60s" on-fail="restart" \
>         op monitor interval="10s" timeout="60s" on-fail="restart" \
>         op stop interval="0s" timeout="60s" on-fail="block" \
>         meta target-role="Started"
> group master pgsql-master-ip
> ms msPostgresql pgsql \
>         meta master-max="1" master-node-max="1" clone-max="3"
> clone-node-max="1" target-role="Master" notify="true"
> location prefer-apache-node apache 150: b.mydomain.com
> colocation apache-with-ip inf: apache apache-master-ip
> colocation set_ip inf: master msPostgresql:Master
> order apache-after-ip inf: apache-master-ip apache
> order ip_down 0: msPostgresql:demote master:stop symmetrical=false
> order ip_up 0: msPostgresql:promote master:start symmetrical=false
> property $id="cib-bootstrap-options" \
>         dc-version="1.1.7-ee0730e13d124c3d58f00016c3376a1de5323cff" \
>         cluster-infrastructure="openais" \
>         expected-quorum-votes="3" \
>         stonith-enabled="false" \
>         crmd-transition-delay="0" \
>         last-lrm-refresh="1386751770"
> rsc_defaults $id="rsc-options" \
>         resource-stickiness="100" \
>         migration-threshold="1"
>
> Where I will add rep_mode="async"? In easch slave node attributes?
>
>
>
> 2013/12/13 Takehiro Matsushima <[email protected]>
>
>> Hello,
>>
>> 1. How is it work stably after that? Failover works correctly, too?
>>
>> 2. I see, in this case, specify rep_mode="async" in crm config then
>> all slaves run in async.
>>
>> --
>> Regards,
>> Takehiro Matsushima
>> _______________________________________________
>> Linux-HA mailing list
>> [email protected]
>> http://lists.linux-ha.org/mailman/listinfo/linux-ha
>> See also: http://linux-ha.org/ReportingProblems
>>
> _______________________________________________
> Linux-HA mailing list
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> See also: http://linux-ha.org/ReportingProblems



-- 
Regards,
Takehiro Matsushima
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