MySQLMHAfailover過程-創(chuàng)新互聯(lián)

1、切換過程

成都創(chuàng)新互聯(lián)公司-專業(yè)網站定制、快速模板網站建設、高性價比綠園網站開發(fā)、企業(yè)建站全套包干低至880元,成熟完善的模板庫,直接使用。一站式綠園網站制作公司更省心,省錢,快速模板網站建設找我們,業(yè)務覆蓋綠園地區(qū)。費用合理售后完善,10年實體公司更值得信賴。[root@es3?~]#?masterha_check_repl?--conf=/root/app1.cnf? Tue?Aug?20?10:22:41?2019?-?[warning]?Global?configuration?file?/etc/masterha_default.cnf?not?found.?Skipping. Tue?Aug?20?10:22:41?2019?-?[info]?Reading?application?default?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:22:41?2019?-?[info]?Reading?server?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:22:41?2019?-?[info]?MHA::MasterMonitor?version?0.58. Tue?Aug?20?10:22:42?2019?-?[info]?GTID?failover?mode?=?1 Tue?Aug?20?10:22:42?2019?-?[info]?Dead?Servers: Tue?Aug?20?10:22:42?2019?-?[info]?Alive?Servers: Tue?Aug?20?10:22:42?2019?-?[info]???es1(192.168.56.14:3306) Tue?Aug?20?10:22:42?2019?-?[info]???es2(192.168.56.15:3306) Tue?Aug?20?10:22:42?2019?-?[info]???es3(192.168.56.16:3306) Tue?Aug?20?10:22:42?2019?-?[info]?Alive?Slaves: Tue?Aug?20?10:22:42?2019?-?[info]???es1(192.168.56.14:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:22:42?2019?-?[info]?????GTID?ON Tue?Aug?20?10:22:42?2019?-?[info]?????Replicating?from?es3(192.168.56.16:3306) Tue?Aug?20?10:22:42?2019?-?[info]???es2(192.168.56.15:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:22:42?2019?-?[info]?????GTID?ON Tue?Aug?20?10:22:42?2019?-?[info]?????Replicating?from?192.168.56.16(192.168.56.16:3306) Tue?Aug?20?10:22:42?2019?-?[info]?Current?Alive?Master:?es3(192.168.56.16:3306) Tue?Aug?20?10:22:42?2019?-?[info]?Checking?slave?configurations.. Tue?Aug?20?10:22:42?2019?-?[info]??read_only=1?is?not?set?on?slave?es2(192.168.56.15:3306). Tue?Aug?20?10:22:42?2019?-?[info]?Checking?replication?filtering?settings.. Tue?Aug?20?10:22:42?2019?-?[info]??binlog_do_db=?,?binlog_ignore_db=? Tue?Aug?20?10:22:42?2019?-?[info]??Replication?filtering?check?ok. Tue?Aug?20?10:22:42?2019?-?[info]?GTID?(with?auto-pos)?is?supported.?Skipping?all?SSH?and?Node?package?checking. Tue?Aug?20?10:22:42?2019?-?[info]?Checking?SSH?publickey?authentication?settings?on?the?current?master.. Tue?Aug?20?10:22:43?2019?-?[info]?HealthCheck:?SSH?to?es3?is?reachable. Tue?Aug?20?10:22:43?2019?-?[info]? es3(192.168.56.16:3306)?(current?master) ?+--es1(192.168.56.14:3306) ?+--es2(192.168.56.15:3306) Tue?Aug?20?10:22:43?2019?-?[info]?Checking?replication?health?on?es1.. Tue?Aug?20?10:22:43?2019?-?[info]??ok. Tue?Aug?20?10:22:43?2019?-?[info]?Checking?replication?health?on?es2.. Tue?Aug?20?10:22:43?2019?-?[info]??ok. Tue?Aug?20?10:22:43?2019?-?[info]?Checking?master_ip_failover_script?status: Tue?Aug?20?10:22:43?2019?-?[info]???/usr/local/bin/master_ip_failover?--command=status?--ssh_user=root?--orig_master_host=es3?--orig_master_ip=192.168.56.16?--orig_master_port=3306? IN?SCRIPT?TEST====/sbin/ifconfig?enp0s8:1?down==/sbin/ifconfig?enp0s8:1?192.168.56.191/24=== Checking?the?Status?of?the?script..?OK? Tue?Aug?20?10:22:43?2019?-?[info]??OK. Tue?Aug?20?10:22:43?2019?-?[info]?Checking?shutdown?script?status: Tue?Aug?20?10:22:43?2019?-?[info]???/usr/local/bin/stop_report?--command=status?--ssh_user=root?--host=es3?--ip=192.168.56.16? Tue?Aug?20?10:22:43?2019?-?[info]??OK. Tue?Aug?20?10:22:43?2019?-?[info]?Got?exit?code?0?(Not?master?dead). MySQL?Replication?Health?is?OK. [root@es3?~]#?masterha_manager?--conf=/root/app1.cnf???? Tue?Aug?20?10:22:47?2019?-?[warning]?Global?configuration?file?/etc/masterha_default.cnf?not?found.?Skipping. Tue?Aug?20?10:22:47?2019?-?[info]?Reading?application?default?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:22:47?2019?-?[info]?Reading?server?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:22:47?2019?-?[info]?MHA::MasterMonitor?version?0.58. Tue?Aug?20?10:22:48?2019?-?[info]?GTID?failover?mode?=?1 Tue?Aug?20?10:22:48?2019?-?[info]?Dead?Servers: Tue?Aug?20?10:22:48?2019?-?[info]?Alive?Servers: Tue?Aug?20?10:22:48?2019?-?[info]???es1(192.168.56.14:3306) Tue?Aug?20?10:22:48?2019?-?[info]???es2(192.168.56.15:3306) Tue?Aug?20?10:22:48?2019?-?[info]???es3(192.168.56.16:3306) Tue?Aug?20?10:22:48?2019?-?[info]?Alive?Slaves: Tue?Aug?20?10:22:48?2019?-?[info]???es1(192.168.56.14:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:22:48?2019?-?[info]?????GTID?ON Tue?Aug?20?10:22:48?2019?-?[info]?????Replicating?from?es3(192.168.56.16:3306) Tue?Aug?20?10:22:48?2019?-?[info]???es2(192.168.56.15:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:22:48?2019?-?[info]?????GTID?ON Tue?Aug?20?10:22:48?2019?-?[info]?????Replicating?from?192.168.56.16(192.168.56.16:3306) Tue?Aug?20?10:22:48?2019?-?[info]?Current?Alive?Master:?es3(192.168.56.16:3306) Tue?Aug?20?10:22:48?2019?-?[info]?Checking?slave?configurations.. Tue?Aug?20?10:22:48?2019?-?[info]??read_only=1?is?not?set?on?slave?es2(192.168.56.15:3306). Tue?Aug?20?10:22:48?2019?-?[info]?Checking?replication?filtering?settings.. Tue?Aug?20?10:22:48?2019?-?[info]??binlog_do_db=?,?binlog_ignore_db=? Tue?Aug?20?10:22:48?2019?-?[info]??Replication?filtering?check?ok. Tue?Aug?20?10:22:48?2019?-?[info]?GTID?(with?auto-pos)?is?supported.?Skipping?all?SSH?and?Node?package?checking. Tue?Aug?20?10:22:48?2019?-?[info]?Checking?SSH?publickey?authentication?settings?on?the?current?master.. Tue?Aug?20?10:22:48?2019?-?[info]?HealthCheck:?SSH?to?es3?is?reachable. Tue?Aug?20?10:22:48?2019?-?[info]? es3(192.168.56.16:3306)?(current?master) ?+--es1(192.168.56.14:3306) ?+--es2(192.168.56.15:3306) Tue?Aug?20?10:22:48?2019?-?[info]?Checking?master_ip_failover_script?status: Tue?Aug?20?10:22:48?2019?-?[info]???/usr/local/bin/master_ip_failover?--command=status?--ssh_user=root?--orig_master_host=es3?--orig_master_ip=192.168.56.16?--orig_master_port=3306? IN?SCRIPT?TEST====/sbin/ifconfig?enp0s8:1?down==/sbin/ifconfig?enp0s8:1?192.168.56.191/24=== Checking?the?Status?of?the?script..?OK? Tue?Aug?20?10:22:48?2019?-?[info]??OK. Tue?Aug?20?10:22:48?2019?-?[info]?Checking?shutdown?script?status: Tue?Aug?20?10:22:48?2019?-?[info]???/usr/local/bin/stop_report?--command=status?--ssh_user=root?--host=es3?--ip=192.168.56.16? Tue?Aug?20?10:22:48?2019?-?[info]??OK. Tue?Aug?20?10:22:48?2019?-?[info]?Set?master?ping?interval?3?seconds. Tue?Aug?20?10:22:48?2019?-?[info]?Set?secondary?check?script:?masterha_secondary_check?-s?192.168.56.16?-s?192.168.56.15 Tue?Aug?20?10:22:48?2019?-?[info]?Starting?ping?health?check?on?es3(192.168.56.16:3306).. Tue?Aug?20?10:22:48?2019?-?[info]?Ping(SELECT)?succeeded,?waiting?until?MySQL?doesn't?respond.. Tue?Aug?20?10:23:00?2019?-?[warning]?Got?error?on?MySQL?select?ping:?2013?(Lost?connection?to?MySQL?server?during?query) Tue?Aug?20?10:23:01?2019?-?[info]?Executing?SSH?check?script:?exit?0 Tue?Aug?20?10:23:01?2019?-?[info]?Executing?secondary?network?check?script:?masterha_secondary_check?-s?192.168.56.16?-s?192.168.56.15??--user=root??--master_host=es3??--master_ip=192.168.56.16??--master_port=3306?--master_user=repl?--master_password=123456?--ping_type=SELECT Tue?Aug?20?10:23:01?2019?-?[info]?HealthCheck:?SSH?to?es3?is?reachable. Monitoring?server?192.168.56.16?is?reachable,?Master?is?not?reachable?from?192.168.56.16.?OK. Monitoring?server?192.168.56.15?is?reachable,?Master?is?not?reachable?from?192.168.56.15.?OK. Tue?Aug?20?10:23:02?2019?-?[info]?Master?is?not?reachable?from?all?other?monitoring?servers.?Failover?should?start. Tue?Aug?20?10:23:03?2019?-?[warning]?Got?error?on?MySQL?connect:?2003?(Can't?connect?to?MySQL?server?on?'192.168.56.16'?(111)) Tue?Aug?20?10:23:03?2019?-?[warning]?Connection?failed?2?time(s).. Tue?Aug?20?10:23:06?2019?-?[warning]?Got?error?on?MySQL?connect:?2003?(Can't?connect?to?MySQL?server?on?'192.168.56.16'?(111)) Tue?Aug?20?10:23:06?2019?-?[warning]?Connection?failed?3?time(s).. Tue?Aug?20?10:23:09?2019?-?[warning]?Got?error?on?MySQL?connect:?2003?(Can't?connect?to?MySQL?server?on?'192.168.56.16'?(111)) Tue?Aug?20?10:23:09?2019?-?[warning]?Connection?failed?4?time(s).. Tue?Aug?20?10:23:09?2019?-?[warning]?Master?is?not?reachable?from?health?checker! Tue?Aug?20?10:23:09?2019?-?[warning]?Master?es3(192.168.56.16:3306)?is?not?reachable! Tue?Aug?20?10:23:09?2019?-?[warning]?SSH?is?reachable. Tue?Aug?20?10:23:09?2019?-?[info]?Connecting?to?a?master?server?failed.?Reading?configuration?file?/etc/masterha_default.cnf?and?/root/app1.cnf?again,?and?trying?to?connect?to?all?servers?to?check?server?status.. Tue?Aug?20?10:23:09?2019?-?[warning]?Global?configuration?file?/etc/masterha_default.cnf?not?found.?Skipping. Tue?Aug?20?10:23:09?2019?-?[info]?Reading?application?default?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:23:09?2019?-?[info]?Reading?server?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:23:11?2019?-?[info]?GTID?failover?mode?=?1 Tue?Aug?20?10:23:11?2019?-?[info]?Dead?Servers: Tue?Aug?20?10:23:11?2019?-?[info]???es3(192.168.56.16:3306) Tue?Aug?20?10:23:11?2019?-?[info]?Alive?Servers: Tue?Aug?20?10:23:11?2019?-?[info]???es1(192.168.56.14:3306) Tue?Aug?20?10:23:11?2019?-?[info]???es2(192.168.56.15:3306) Tue?Aug?20?10:23:11?2019?-?[info]?Alive?Slaves: Tue?Aug?20?10:23:11?2019?-?[info]???es1(192.168.56.14:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:11?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:11?2019?-?[info]?????Replicating?from?es3(192.168.56.16:3306) Tue?Aug?20?10:23:11?2019?-?[info]???es2(192.168.56.15:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:11?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:11?2019?-?[info]?????Replicating?from?192.168.56.16(192.168.56.16:3306) Tue?Aug?20?10:23:11?2019?-?[info]?Checking?slave?configurations.. Tue?Aug?20?10:23:11?2019?-?[info]??read_only=1?is?not?set?on?slave?es2(192.168.56.15:3306). Tue?Aug?20?10:23:11?2019?-?[info]?Checking?replication?filtering?settings.. Tue?Aug?20?10:23:11?2019?-?[info]??Replication?filtering?check?ok. Tue?Aug?20?10:23:11?2019?-?[info]?Master?is?down! Tue?Aug?20?10:23:11?2019?-?[info]?Terminating?monitoring?script. Tue?Aug?20?10:23:11?2019?-?[info]?Got?exit?code?20?(Master?dead). Tue?Aug?20?10:23:11?2019?-?[warning]?Global?configuration?file?/etc/masterha_default.cnf?not?found.?Skipping. Tue?Aug?20?10:23:11?2019?-?[info]?Reading?application?default?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:23:11?2019?-?[info]?Reading?server?configuration?from?/root/app1.cnf.. Tue?Aug?20?10:23:11?2019?-?[info]?MHA::MasterFailover?version?0.58. Tue?Aug?20?10:23:11?2019?-?[info]?Starting?master?failover. Tue?Aug?20?10:23:11?2019?-?[info]? Tue?Aug?20?10:23:11?2019?-?[info]?*?Phase?1:?Configuration?Check?Phase.. Tue?Aug?20?10:23:11?2019?-?[info]? Tue?Aug?20?10:23:12?2019?-?[info]?GTID?failover?mode?=?1 Tue?Aug?20?10:23:12?2019?-?[info]?Dead?Servers: Tue?Aug?20?10:23:12?2019?-?[info]???es3(192.168.56.16:3306) Tue?Aug?20?10:23:12?2019?-?[info]?Checking?master?reachability?via?MySQL(double?check)... Tue?Aug?20?10:23:12?2019?-?[info]??ok. Tue?Aug?20?10:23:12?2019?-?[info]?Alive?Servers: Tue?Aug?20?10:23:12?2019?-?[info]???es1(192.168.56.14:3306) Tue?Aug?20?10:23:12?2019?-?[info]???es2(192.168.56.15:3306) Tue?Aug?20?10:23:12?2019?-?[info]?Alive?Slaves: Tue?Aug?20?10:23:12?2019?-?[info]???es1(192.168.56.14:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:12?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:12?2019?-?[info]?????Replicating?from?es3(192.168.56.16:3306) Tue?Aug?20?10:23:12?2019?-?[info]???es2(192.168.56.15:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:12?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:12?2019?-?[info]?????Replicating?from?192.168.56.16(192.168.56.16:3306) Tue?Aug?20?10:23:12?2019?-?[info]?Starting?GTID?based?failover. Tue?Aug?20?10:23:12?2019?-?[info]? Tue?Aug?20?10:23:12?2019?-?[info]?**?Phase?1:?Configuration?Check?Phase?completed. Tue?Aug?20?10:23:12?2019?-?[info]? Tue?Aug?20?10:23:12?2019?-?[info]?*?Phase?2:?Dead?Master?Shutdown?Phase.. Tue?Aug?20?10:23:12?2019?-?[info]? Tue?Aug?20?10:23:12?2019?-?[info]?Forcing?shutdown?so?that?applications?never?connect?to?the?current?master.. Tue?Aug?20?10:23:12?2019?-?[info]?Executing?master?IP?deactivation?script: Tue?Aug?20?10:23:12?2019?-?[info]???/usr/local/bin/master_ip_failover?--orig_master_host=es3?--orig_master_ip=192.168.56.16?--orig_master_port=3306?--command=stopssh?--ssh_user=root?? IN?SCRIPT?TEST====/sbin/ifconfig?enp0s8:1?down==/sbin/ifconfig?enp0s8:1?192.168.56.191/24=== Disabling?the?VIP?on?old?master:?es3? Tue?Aug?20?10:23:13?2019?-?[info]??done. Tue?Aug?20?10:23:13?2019?-?[info]?Executing?SHUTDOWN?script: Tue?Aug?20?10:23:13?2019?-?[info]???/usr/local/bin/stop_report?--command=stopssh?--ssh_user=root??--host=es3??--ip=192.168.56.16??--port=3306?? Tue?Aug?20?10:23:13?2019?-?[info]??Power?off?done. Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?2:?Dead?Master?Shutdown?Phase?completed. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?3:?Master?Recovery?Phase.. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?3.1:?Getting?Latest?Slaves?Phase.. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?The?latest?binary?log?file/position?on?all?slaves?is?mysqlbin.000005:154 Tue?Aug?20?10:23:13?2019?-?[info]?Latest?slaves?(Slaves?that?received?relay?log?files?to?the?latest): Tue?Aug?20?10:23:13?2019?-?[info]???es1(192.168.56.14:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:13?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:13?2019?-?[info]?????Replicating?from?es3(192.168.56.16:3306) Tue?Aug?20?10:23:13?2019?-?[info]???es2(192.168.56.15:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:13?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:13?2019?-?[info]?????Replicating?from?192.168.56.16(192.168.56.16:3306) Tue?Aug?20?10:23:13?2019?-?[info]?The?oldest?binary?log?file/position?on?all?slaves?is?mysqlbin.000005:154 Tue?Aug?20?10:23:13?2019?-?[info]?Oldest?slaves: Tue?Aug?20?10:23:13?2019?-?[info]???es1(192.168.56.14:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:13?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:13?2019?-?[info]?????Replicating?from?es3(192.168.56.16:3306) Tue?Aug?20?10:23:13?2019?-?[info]???es2(192.168.56.15:3306)??Version=5.7.24-log?(oldest?major?version?between?slaves)?log-bin:enabled Tue?Aug?20?10:23:13?2019?-?[info]?????GTID?ON Tue?Aug?20?10:23:13?2019?-?[info]?????Replicating?from?192.168.56.16(192.168.56.16:3306) Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?3.3:?Determining?New?Master?Phase.. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?Searching?new?master?from?slaves.. Tue?Aug?20?10:23:13?2019?-?[info]??Candidate?masters?from?the?configuration?file: Tue?Aug?20?10:23:13?2019?-?[info]??Non-candidate?masters: Tue?Aug?20?10:23:13?2019?-?[info]?New?master?is?es1(192.168.56.14:3306) Tue?Aug?20?10:23:13?2019?-?[info]?Starting?master?failover.. Tue?Aug?20?10:23:13?2019?-?[info]? From: es3(192.168.56.16:3306)?(current?master) ?+--es1(192.168.56.14:3306) ?+--es2(192.168.56.15:3306) To: es1(192.168.56.14:3306)?(new?master) ?+--es2(192.168.56.15:3306) Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?3.3:?New?Master?Recovery?Phase.. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]??Waiting?all?logs?to?be?applied..? Tue?Aug?20?10:23:13?2019?-?[info]???done. Tue?Aug?20?10:23:13?2019?-?[info]?Getting?new?master's?binlog?name?and?position.. Tue?Aug?20?10:23:13?2019?-?[info]??mysqlbin.000005:194 Tue?Aug?20?10:23:13?2019?-?[info]??All?other?slaves?should?start?replication?from?here.?Statement?should?be:?CHANGE?MASTER?TO?MASTER_HOST='es1?or?192.168.56.14',?MASTER_PORT=3306,?MASTER_AUTO_POSITION=1,?MASTER_USER='repl',?MASTER_PASSWORD='xxx'; Tue?Aug?20?10:23:13?2019?-?[info]?Master?Recovery?succeeded.?File:Pos:Exec_Gtid_Set:?mysqlbin.000005,?194,?83c39775-c24a-11e9-999a-0800272f2bf4:1-4 Tue?Aug?20?10:23:13?2019?-?[info]?Executing?master?IP?activate?script: Tue?Aug?20?10:23:13?2019?-?[info]???/usr/local/bin/master_ip_failover?--command=start?--ssh_user=root?--orig_master_host=es3?--orig_master_ip=192.168.56.16?--orig_master_port=3306?--new_master_host=es1?--new_master_ip=192.168.56.14?--new_master_port=3306?--new_master_user='repl'???--new_master_password=xxx Unknown?option:?new_master_user Unknown?option:?new_master_password IN?SCRIPT?TEST====/sbin/ifconfig?enp0s8:1?down==/sbin/ifconfig?enp0s8:1?192.168.56.191/24=== Enabling?the?VIP?-?192.168.56.191/24?on?the?new?master?-?es1? Tue?Aug?20?10:23:13?2019?-?[info]??OK. Tue?Aug?20?10:23:13?2019?-?[info]?Setting?read_only=0?on?es1(192.168.56.14:3306).. Tue?Aug?20?10:23:13?2019?-?[info]??ok. Tue?Aug?20?10:23:13?2019?-?[info]?**?Finished?master?recovery?successfully. Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?3:?Master?Recovery?Phase?completed. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?4:?Slaves?Recovery?Phase.. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?*?Phase?4.1:?Starting?Slaves?in?parallel.. Tue?Aug?20?10:23:13?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]?--?Slave?recovery?on?host?es2(192.168.56.15:3306)?started,?pid:?4516.?Check?tmp?log?/data/manager/es2_3306_20190820102311.log?if?it?takes?time.. Tue?Aug?20?10:23:14?2019?-?[info]? Tue?Aug?20?10:23:14?2019?-?[info]?Log?messages?from?es2?... Tue?Aug?20?10:23:14?2019?-?[info]? Tue?Aug?20?10:23:13?2019?-?[info]??Resetting?slave?es2(192.168.56.15:3306)?and?starting?replication?from?the?new?master?es1(192.168.56.14:3306).. Tue?Aug?20?10:23:13?2019?-?[info]??Executed?CHANGE?MASTER. Tue?Aug?20?10:23:13?2019?-?[info]??Slave?started. Tue?Aug?20?10:23:13?2019?-?[info]??gtid_wait(83c39775-c24a-11e9-999a-0800272f2bf4:1-4)?completed?on?es2(192.168.56.15:3306).?Executed?0?events. Tue?Aug?20?10:23:14?2019?-?[info]?End?of?log?messages?from?es2. Tue?Aug?20?10:23:14?2019?-?[info]?--?Slave?on?host?es2(192.168.56.15:3306)?started. Tue?Aug?20?10:23:14?2019?-?[info]?All?new?slave?servers?recovered?successfully. Tue?Aug?20?10:23:14?2019?-?[info]? Tue?Aug?20?10:23:14?2019?-?[info]?*?Phase?5:?New?master?cleanup?phase.. Tue?Aug?20?10:23:14?2019?-?[info]? Tue?Aug?20?10:23:14?2019?-?[info]?Resetting?slave?info?on?the?new?master.. Tue?Aug?20?10:23:14?2019?-?[info]??es1:?Resetting?slave?info?succeeded. Tue?Aug?20?10:23:14?2019?-?[info]?Master?failover?to?es1(192.168.56.14:3306)?completed?successfully. Tue?Aug?20?10:23:14?2019?-?[info]? -----?Failover?Report?----- app1:?MySQL?Master?failover?es3(192.168.56.16:3306)?to?es1(192.168.56.14:3306)?succeeded Master?es3(192.168.56.16:3306)?is?down! Check?MHA?Manager?logs?at?es3?for?details. Started?automated(non-interactive)?failover. Invalidated?master?IP?address?on?es3(192.168.56.16:3306) Power?off?es3. Selected?es1(192.168.56.14:3306)?as?a?new?master. es1(192.168.56.14:3306):?OK:?Applying?all?logs?succeeded. es1(192.168.56.14:3306):?OK:?Activated?master?IP?address. es2(192.168.56.15:3306):?OK:?Slave?started,?replicating?from?es1(192.168.56.14:3306) es1(192.168.56.14:3306):?Resetting?slave?info?succeeded. Master?failover?to?es1(192.168.56.14:3306)?completed?successfully. Tue?Aug?20?10:23:14?2019?-?[info]?Sending?mail.. [root@es3?~]#?ll

2、遇到問題,缺省情況下,如果MHA檢測到連續(xù)發(fā)生宕機,且兩次宕機時間間隔不足八小時的話,則不會進行Failover,需要刪除最近時間的app1.failover.complete

?[error][/usr/share/perl5/vendor_perl/MHA/MasterFailover.pm,?ln310]?Last?failover?was?done?at?2019/08/20?10:23:14.?Current?time?is?too?early?to?do?failover?again.?If?you?want?to?do?failover,?manually?remove?/data/manager/app1.failover.complete?and?run?this?script?again. Tue?Aug?20?10:54:20?2019?-?[error][/usr/share/perl5/vendor_perl/MHA/ManagerUtil.pm,?ln177]?Got?ERROR:??at?/usr/bin/masterha_manager?line?65.

或者增加如下參數啟動

--ignore_last_failover

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