Mysql5.5部署MHA-ylw6006

cwx

　　[root@dg55 ~]# tail -f /masterha/app1/manager.log
　　Wed Jun  6 14:50:48 2012 - [info]
　　192.168.123.13 (current master)
　　+--192.168.123.14
　　Wed Jun  6 14:50:48 2012 - [warning] master_ip_failover_script is not defined.
　　Wed Jun  6 14:50:48 2012 - [warning] shutdown_script is not defined.
　　Wed Jun  6 14:50:48 2012 - [info] Set master ping interval 1 seconds.
　　Wed Jun  6 14:50:48 2012 - [warning] secondary_check_script is not defined. It is highly recommended setting it to check master reachability from two or more routes.
　　Wed Jun  6 14:50:48 2012 - [info] Starting ping health check on 192.168.123.13(192.168.123.13:3306)..
　　Wed Jun  6 14:50:48 2012 - [info] Ping succeeded, sleeping until it doesn't respond..
　　Wed Jun  6 14:51:32 2012 - [warning] Got error on MySQL ping: 2006 (MySQL server has gone away)
　　Wed Jun  6 14:51:32 2012 - [info] HealthCheck: SSH to 192.168.123.13 is reachable.
　　Wed Jun  6 14:51:33 2012 - [warning] Got error on MySQL connect: 2013 (Lost connection to MySQL server at 'reading initial communication packet', system error: 111)
　　Wed Jun  6 14:51:33 2012 - [warning] Connection failed 1 time(s)..
　　Wed Jun  6 14:51:34 2012 - [warning] Got error on MySQL connect: 2013 (Lost connection to MySQL server at 'reading initial communication packet', system error: 111)
　　Wed Jun  6 14:51:34 2012 - [warning] Connection failed 2 time(s)..
　　Wed Jun  6 14:51:35 2012 - [warning] Got error on MySQL connect: 2013 (Lost connection to MySQL server at 'reading initial communication packet', system error: 111)
　　Wed Jun  6 14:51:35 2012 - [warning] Connection failed 3 time(s)..
　　Wed Jun  6 14:51:35 2012 - [warning] Master is not reachable from health checker!
　　Wed Jun  6 14:51:35 2012 - [warning] Master 192.168.123.13(192.168.123.13:3306) is not reachable!
　　Wed Jun  6 14:51:35 2012 - [warning] SSH is reachable.
　　Wed Jun  6 14:51:35 2012 - [info] Connecting to a master server failed. Reading configuration file /etc/masterha_default.cnf and /etc/masterha/app1.cnf again, and trying to connect to all servers to check server status..
　　Wed Jun  6 14:51:35 2012 - [warning] Global configuration file /etc/masterha_default.cnf not found. Skipping.
　　Wed Jun  6 14:51:35 2012 - [info] Reading application default configurations from /etc/masterha/app1.cnf..
　　Wed Jun  6 14:51:35 2012 - [info] Reading server configurations from /etc/masterha/app1.cnf..
　　Wed Jun  6 14:51:35 2012 - [info] Dead Servers:
　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.13(192.168.123.13:3306)
　　Wed Jun  6 14:51:35 2012 - [info] Alive Servers:
　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.14(192.168.123.14:3306)
　　Wed Jun  6 14:51:35 2012 - [info] Alive Slaves:
　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.14(192.168.123.14:3306)  Version=5.5.25-log (oldest major version between slaves) log-bin:enabled
　　Wed Jun  6 14:51:35 2012 - [info]     Replicating from 192.168.123.13(192.168.123.13:3306)
　　Wed Jun  6 14:51:35 2012 - [info]     Primary candidate for the new Master (candidate_master is set)
　　Wed Jun  6 14:51:35 2012 - [info] Checking slave configurations..
　　Wed Jun  6 14:51:35 2012 - [warning]  read_only=1 is not set on slave 192.168.123.14(192.168.123.14:3306).

　　Wed Jun  6 14:51:35 2012 - [warning] >　　Wed Jun  6 14:51:35 2012 - [info] Checking replication filtering settings..
　　Wed Jun  6 14:51:35 2012 - [info]  Replication filtering check ok.
　　Wed Jun  6 14:51:35 2012 - [info] Master is down!
　　Wed Jun  6 14:51:35 2012 - [info] Terminating monitoring script.
　　Wed Jun  6 14:51:35 2012 - [info] Got exit code 20 (Master dead).
　　Wed Jun  6 14:51:35 2012 - [info] MHA::MasterFailover version 0.52.
　　Wed Jun  6 14:51:35 2012 - [info] Starting master failover.
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] * Phase 1: Configuration Check Phase..
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] Dead Servers:
　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.13(192.168.123.13:3306)
　　Wed Jun  6 14:51:35 2012 - [info] Checking master reachability via mysql(double check)..
　　Wed Jun  6 14:51:35 2012 - [info]  ok.
　　Wed Jun  6 14:51:35 2012 - [info] Alive Servers:
　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.14(192.168.123.14:3306)
　　Wed Jun  6 14:51:35 2012 - [info] Alive Slaves:
　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.14(192.168.123.14:3306)  Version=5.5.25-log (oldest major version between slaves) log-bin:enabled
　　Wed Jun  6 14:51:35 2012 - [info]     Replicating from 192.168.123.13(192.168.123.13:3306)
　　Wed Jun  6 14:51:35 2012 - [info]     Primary candidate for the new Master (candidate_master is set)
　　Wed Jun  6 14:51:35 2012 - [info] ** Phase 1: Configuration Check Phase completed.
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] * Phase 2: Dead Master Shutdown Phase..
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] Forcing shutdown so that applications never connect to the current master..
　　Wed Jun  6 14:51:35 2012 - [warning] master_ip_failover_script is not set. Skipping invalidating dead master ip address.
　　Wed Jun  6 14:51:35 2012 - [warning] shutdown_script is not set. Skipping explicit shutting down of the dead master.
　　Wed Jun  6 14:51:35 2012 - [info] * Phase 2: Dead Master Shutdown Phase completed.
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] * Phase 3: Master Recovery Phase..
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] * Phase 3.1: Getting Latest Slaves Phase..
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] The latest binary log file/position on all slaves is mysql-bin.000021:107

　　Wed Jun  6 14:51:35 2012 - [info] Latest slaves (Slaves that received>　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.14(192.168.123.14:3306)  Version=5.5.25-log (oldest major version between slaves) log-bin:enabled
　　Wed Jun  6 14:51:35 2012 - [info]     Replicating from 192.168.123.13(192.168.123.13:3306)
　　Wed Jun  6 14:51:35 2012 - [info]     Primary candidate for the new Master (candidate_master is set)
　　Wed Jun  6 14:51:35 2012 - [info] The oldest binary log file/position on all slaves is mysql-bin.000021:107
　　Wed Jun  6 14:51:35 2012 - [info] Oldest slaves:
　　Wed Jun  6 14:51:35 2012 - [info]   192.168.123.14(192.168.123.14:3306)  Version=5.5.25-log (oldest major version between slaves) log-bin:enabled
　　Wed Jun  6 14:51:35 2012 - [info]     Replicating from 192.168.123.13(192.168.123.13:3306)
　　Wed Jun  6 14:51:35 2012 - [info]     Primary candidate for the new Master (candidate_master is set)
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] * Phase 3.2: Saving Dead Master's Binlog Phase..
　　Wed Jun  6 14:51:35 2012 - [info]
　　Wed Jun  6 14:51:35 2012 - [info] Fetching dead master's binary logs..
　　Wed Jun  6 14:51:35 2012 - [info] Executing command on the dead master 192.168.123.13(192.168.123.13:3306): save_binary_logs --command=save --start_file=mysql-bin.000021  --start_pos=107 --binlog_dir=/mydata --output_file=/var/tmp/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog --handle_raw_binlog=1 --disable_log_bin=0 --manager_version=0.52
　　Creating /var/tmp if not exists..    ok.
　　Concat binary/relay logs from mysql-bin.000021 pos 107 to mysql-bin.000021 EOF into /var/tmp/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog ..
　　Dumping binlog format description event, from position 0 to 107.. ok.
　　Dumping effective binlog data from /mydata/mysql-bin.000021 position 107 to tail(126).. ok.
　　Concat succeeded.
　　Wed Jun  6 14:51:36 2012 - [info] scp from root@192.168.123.13:/var/tmp/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog to local:/masterha/app1/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog succeeded.
　　Wed Jun  6 14:51:36 2012 - [info] HealthCheck: SSH to 192.168.123.14 is reachable.
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 3.3: Determining New Master Phase..
　　Wed Jun  6 14:51:37 2012 - [info]

　　Wed Jun  6 14:51:37 2012 - [info] Finding the latest slave that has all>
　　Wed Jun  6 14:51:37 2012 - [info] All slaves received>　　Wed Jun  6 14:51:37 2012 - [info] Searching new master from slaves..
　　Wed Jun  6 14:51:37 2012 - [info]  Candidate masters from the configuration file:
　　Wed Jun  6 14:51:37 2012 - [info]   192.168.123.14(192.168.123.14:3306)  Version=5.5.25-log (oldest major version between slaves) log-bin:enabled
　　Wed Jun  6 14:51:37 2012 - [info]     Replicating from 192.168.123.13(192.168.123.13:3306)
　　Wed Jun  6 14:51:37 2012 - [info]     Primary candidate for the new Master (candidate_master is set)
　　Wed Jun  6 14:51:37 2012 - [info]  Non-candidate masters:

　　Wed Jun  6 14:51:37 2012 - [info]  Searching from candidate_master slaves which have received the latest>　　Wed Jun  6 14:51:37 2012 - [info] New master is 192.168.123.14(192.168.123.14:3306)
　　Wed Jun  6 14:51:37 2012 - [info] Starting master failover..
　　Wed Jun  6 14:51:37 2012 - [info]
　　From:
　　192.168.123.13 (current master)
　　+--192.168.123.14
　　To:
　　192.168.123.14 (new master)
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 3.3: New Master Diff Log Generation Phase..
　　Wed Jun  6 14:51:37 2012 - [info]

　　Wed Jun  6 14:51:37 2012 - [info]  This server has all>　　Wed Jun  6 14:51:37 2012 - [info] Sending binlog..
　　Wed Jun  6 14:51:37 2012 - [info] scp from local:/masterha/app1/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog to root@192.168.123.14:/var/tmp/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog succeeded.
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 3.4: Master Log Apply Phase..
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] *NOTICE: If any error happens from this phase, manual recovery is needed.
　　Wed Jun  6 14:51:37 2012 - [info] Starting recovery on 192.168.123.14(192.168.123.14:3306)..
　　Wed Jun  6 14:51:37 2012 - [info]  Generating diffs succeeded.

　　Wed Jun  6 14:51:37 2012 - [info] Waiting until all>　　Wed Jun  6 14:51:37 2012 - [info]  done.
　　Wed Jun  6 14:51:37 2012 - [info] Getting slave status..
　　Wed Jun  6 14:51:37 2012 - [info] This slave(192.168.123.14)'s Exec_Master_Log_Pos equals to Read_Master_Log_Pos(mysql-bin.000021:107). No need to recover from Exec_Master_Log_Pos.
　　Wed Jun  6 14:51:37 2012 - [info] Connecting to the target slave host 192.168.123.14, running recover script..
　　Wed Jun  6 14:51:37 2012 - [info] Executing command: apply_diff_relay_logs --command=apply --slave_user=root --slave_host=192.168.123.14 --slave_ip=192.168.123.14  --slave_port=3306 --apply_files=/var/tmp/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog --workdir=/var/tmp --target_version=5.5.25-log --timestamp=20120606145135 --handle_raw_binlog=1 --disable_log_bin=0 --manager_version=0.52 --slave_pass=xxx
　　Wed Jun  6 14:51:37 2012 - [info]
　　Applying differential binary/relay log files /var/tmp/saved_master_binlog_from_192.168.123.13_3306_20120606145135.binlog on 192.168.123.14:3306. This may take long time...
　　Applying log files succeeded.

　　Wed Jun  6 14:51:37 2012 - [info]  All>　　Wed Jun  6 14:51:37 2012 - [info] Getting new master's binlog name and position..
　　Wed Jun  6 14:51:37 2012 - [info]  mysql-bin.000023:107
　　Wed Jun  6 14:51:37 2012 - [info]  All other slaves should start replication from here. Statement should be: CHANGE MASTER TO MASTER_HOST='192.168.123.14', MASTER_PORT=3306, MASTER_LOG_FILE='mysql-bin.000023', MASTER_LOG_POS=107, MASTER_USER='r_test', MASTER_PASSWORD='xxx';
　　Wed Jun  6 14:51:37 2012 - [warning] master_ip_failover_script is not set. Skipping taking over new master ip address.
　　Wed Jun  6 14:51:37 2012 - [info] ** Finished master recovery successfully.
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 3: Master Recovery Phase completed.
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 4: Slaves Recovery Phase..
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 4.1: Starting Parallel Slave Diff Log Generation Phase..
　　Wed Jun  6 14:51:37 2012 - [info]

　　Wed Jun  6 14:51:37 2012 - [info] Generating>　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 4.2: Starting Parallel Slave Log Apply Phase..
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] All new slave servers recovered successfully.
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] * Phase 5: New master cleanup phease..
　　Wed Jun  6 14:51:37 2012 - [info]
　　Wed Jun  6 14:51:37 2012 - [info] Resetting slave info on the new master..
　　Wed Jun  6 14:51:37 2012 - [info] Master failover to 192.168.123.14(192.168.123.14:3306) completed successfully.
　　Wed Jun  6 14:51:37 2012 - [info]
　　----- Failover Report -----
　　app1: MySQL Master failover 192.168.123.13 to 192.168.123.14 succeeded
　　Master 192.168.123.13 is down!
　　Check MHA Manager logs at dg55.yang.com:/masterha/app1/manager.log for details.
　　Started automated(non-interactive) failover.

　　The latest slave 192.168.123.14(192.168.123.14:3306) has all>　　Selected 192.168.123.14 as a new master.
　　192.168.123.14: OK: Applying all logs succeeded.

　　Generating>　　192.168.123.14: Resetting slave info succeeded.
　　Master failover to 192.168.123.14(192.168.123.14:3306) completed successfully.

Mu生生

5.5的版本，是不是很经典啊