尊龙凯时人生就是搏

ÔõÑùÔÚLinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿â¼¯Èº¼à¿Ø

ÔõÑùÔÚlinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿â¼¯Èº¼à¿Ø

СÐò£º

ÔÚÏÖ´ú»¯µÄÆóҵϵͳÖÐ £¬Êý¾Ý¿âÊÇÖÁ¹ØÖ÷ÒªµÄ×é³É²¿·Ö¡£ÎªÁË°ü¹ÜÊý¾Ý¿âµÄ¸ß¿ÉÓÃÐÔºÍÒ»Á¬ÎȹÌÔËÐÐ £¬ÔÚ Linux ÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿â¼¯Èº¼à¿ØÊÇÒ»¸öÐëÒª°ì·¨¡£±¾ÎĽ«ÏÈÈÝÔõÑùÔÚ Linux ÇéÐÎÏÂÉèÖø߿ÉÓõÄÊý¾Ý¿â¼¯Èº¼à¿Ø £¬²¢ÌṩÏà¹ØµÄ´úÂëʾÀý¡£

Ò»¡¢×°ÖúÍÉèÖÃÊý¾Ý¿â¼¯Èº

ÔÚÉèÖÃÊý¾Ý¿â¼¯Èº¼à¿Ø֮ǰ £¬Ê×ÏÈÐèÒª´î½¨Ò»¸ö¿É¿¿µÄÊý¾Ý¿â¼¯Èº¡£ÒÔ MySQL Êý¾Ý¿âΪÀý £¬ÒÔÏÂÊÇ×°ÖúÍÉèÖà MySQL Êý¾Ý¿â¼¯ÈºµÄ°ì·¨£º

ÏÂÔز¢×°Öà MySQL Êý¾Ý¿â

ÔÚÿ¸ö½ÚµãÉÏÖ´ÐÐÒÔÏÂÏÂÁî¾ÙÐÐ×°Öãº

$ sudo apt-get update
$ sudo apt-get install mysql-server

µÇ¼ºó¸´ÖÆ

ÉèÖà MySQL Êý¾Ý¿âÖ÷½Úµã

·­¿ªÖ÷½ÚµãµÄ MySQL ÉèÖÃÎļþ£¨Í¨³£ÔÚ /etc/mysql/my.cnf£©²¢¾ÙÐÐÒÔÏÂÉèÖãº

[mysqld]
server-id=1
log-bin=mysql-bin
binlog-format=ROW

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÉèÖà MySQL Êý¾Ý¿â´Ó½Úµã

·­¿ª´Ó½ÚµãµÄ MySQL ÉèÖÃÎļþ £¬²¢¾ÙÐÐÒÔÏÂÉèÖãº

[mysqld]
server-id=2
relay-log=mysql-relay-bin
log-bin=mysql-bin
binlog-format=ROW
read-only=1

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

Æô¶¯Êý¾Ý¿â

ÔÚÿ¸ö½ÚµãÉÏÖ´ÐÐÏÂÁîÆô¶¯Êý¾Ý¿âЧÀÍÆ÷£º

$ sudo systemctl start mysql

µÇ¼ºó¸´ÖÆ

¶þ¡¢Ê¹Óà Keepalived ʵÏָ߿ÉÓÃ

Keepalived ÊÇÒ»¸ö¿ªÔ´¹¤¾ß £¬¿ÉÓÃÓÚʵÏÖЧÀ͵ĸ߿ÉÓÃÐÔ¡£ÒÔÏÂÊÇʹÓà Keepalived ÉèÖÃÊý¾Ý¿â¼¯Èº¸ß¿ÉÓõİ취£º

×°ÖÃ Keepalived

ÔÚÿ¸ö½ÚµãÉÏÖ´ÐÐÒÔÏÂÏÂÁî¾ÙÐÐ×°Öãº

$ sudo apt-get install keepalived

µÇ¼ºó¸´ÖÆ

ÉèÖÃ Keepalived

·­¿ª Keepalived ÉèÖÃÎļþ£¨Í¨³£ÔÚ /etc/keepalived/keepalived.conf£©²¢¾ÙÐÐÒÔÏÂÉèÖãº

vrrp_script check_mysql {
    script "/usr/bin/mysqladmin ping"
    interval 2
    weight -1
    fall 3
    rise 2
}

vrrp_instance VI_1 {
    interface eth0
    state BACKUP
    virtual_router_id 51
    priority 100
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass strongpassword
    }
    virtual_ipaddress {
        192.168.1.100
    }
    track_script {
        check_mysql
    }
}

µÇ¼ºó¸´ÖÆ

Æô¶¯ Keepalived

ÔÚÿ¸ö½ÚµãÉÏÖ´ÐÐÒÔÏÂÏÂÁîÆô¶¯ Keepalived ЧÀÍ£º

$ sudo systemctl start keepalived

µÇ¼ºó¸´ÖÆ

Èý¡¢Ê¹Óà Pacemaker ºÍ Corosync ʵÏÖ¼¯Èº¼à¿Ø

Pacemaker ÊÇÒ»¸öÓÃÓÚ¼¯ÈºÖÎÀíºÍ×Ô¶¯¹ÊÕÏתÒƵŤ¾ß £¬Corosync ÔòÊÇÓÃÓÚʵÏÖ¼¯ÈºÍ¨Ñ¶µÄÈí¼þ¡£ÒÔÏÂÊÇʹÓà Pacemaker ºÍ Corosync ÉèÖÃÊý¾Ý¿â¼¯Èº¼à¿ØµÄ°ì·¨£º

×°Öà Pacemaker ºÍ Corosync

ÔÚÿ¸ö½ÚµãÉÏÖ´ÐÐÒÔÏÂÏÂÁî¾ÙÐÐ×°Öãº

$ sudo apt-get install pacemaker corosync

µÇ¼ºó¸´ÖÆ

ÉèÖÃ Corosync

·­¿ª Corosync ÉèÖÃÎļþ£¨Í¨³£ÔÚ /etc/corosync/corosync.conf£©²¢¾ÙÐÐÒÔÏÂÉèÖãº

totem {
    version: 2
    secauth: on
    cluster_name: my_cluster
    transport: udpu
}

nodelist {
    node {
        ring0_addr: node1_ip
        name: node1
        nodeid: 1
    }
    node {
        ring0_addr: node2_ip
        name: node2
        nodeid: 2
    }
    /* Add more nodes as necessary */
}

quorum {
    provider: corosync_votequorum
}

µÇ¼ºó¸´ÖÆ

ÉèÖÃ Pacemaker

ÔÚÿ¸ö½ÚµãÉÏÖ´ÐÐÒÔÏÂÏÂÁîÉèÖà Pacemaker£º

$ sudo crm configure
crm(live)> property no-quorum-policy=ignore
crm(live)> rsc_defaults resource-stickiness=100
crm(live)> rsc_defaults migration-threshold=1
crm(live)> configure primitive mysql lsb:mysql op monitor interval=30s
crm(live)> configure clone mysql-clone mysql meta clone-max=2 clone-node-max=1
crm(live)> configure group mysql-group mysql-clone
crm(live)> verify
crm(live)> commit

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

½áÂÛ£º

ͨ¹ýÒÔÉÏÉèÖà £¬ÎÒÃÇÀֳɵØÔÚ Linux ÉÏʵÏÖÁ˸߿ÉÓõÄÊý¾Ý¿â¼¯Èº¼à¿Ø¡£ÕâÑù £¬×ÝÈ»ÔÚ½Úµã¹ÊÕϵÄÇéÐÎÏ £¬ÎÒÃǵÄÊý¾Ý¿âϵͳҲÄÜÒ»Á¬ÔËÐÐ £¬°ü¹ÜÁËϵͳµÄÎȹÌÐԺͿÉÓÃÐÔ¡£

²Î¿¼´úÂëʾÀý£º

MySQL Ö÷½ÚµãÉèÖÃÎļþʾÀý£¨/etc/mysql/my.cnf£©£º

[mysqld]
server-id=1
log-bin=mysql-bin
binlog-format=ROW

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

MySQL ´Ó½ÚµãÉèÖÃÎļþʾÀý£¨/etc/mysql/my.cnf£©£º

[mysqld]
server-id=2
relay-log=mysql-relay-bin
log-bin=mysql-bin
binlog-format=ROW
read-only=1

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

Keepalived ÉèÖÃÎļþʾÀý£¨/etc/keepalived/keepalived.conf£©£º

vrrp_script check_mysql {
script "/usr/bin/mysqladmin ping"
interval 2
weight -1
fall 3
rise 2
}

vrrp_instance VI_1 {
interface eth0
state BACKUP
virtual_router_id 51
priority 100
advert_int 1
authentication {
    auth_type PASS
    auth_pass strongpassword
}
virtual_ipaddress {
    192.168.1.100
}
track_script {
    check_mysql
}
}

µÇ¼ºó¸´ÖÆ

Pacemaker ÉèÖÃÏÂÁîʾÀý£º

$ sudo crm configure
crm(live)> property no-quorum-policy=ignore
crm(live)> rsc_defaults resource-stickiness=100
crm(live)> rsc_defaults migration-threshold=1
crm(live)> configure primitive mysql lsb:mysql op monitor interval=30s
crm(live)> configure clone mysql-clone mysql meta clone-max=2 clone-node-max=1
crm(live)> configure group mysql-group mysql-clone
crm(live)> verify
crm(live)> commit

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÒÔÉϾÍÊÇÔõÑùÔÚLinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿â¼¯Èº¼à¿ØµÄÏêϸÄÚÈÝ £¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí £¬°æȨÕùÒéÓë±¾Õ¾ÎÞ¹Ø £¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í尊龙凯时人生就是搏ÂËÓÍ»úÍø¹Ù·½Ì¬¶È £¬Çë¶ÁÕß½ö×ö²Î¿¼¡£±¾ÎĽӴýתÔØ £¬×ªÔØÇë˵Ã÷À´ÓÉ¡£ÈôÄúÒÔΪ±¾ÎÄÇÖÕ¼ÁËÄúµÄ°æȨÐÅÏ¢ £¬»òÄú·¢Ã÷¸ÃÄÚÈÝÓÐÈκÎÉæ¼°ÓÐÎ¥¹«µÂ¡¢Ã°·¸Ö´·¨µÈÎ¥·¨ÐÅÏ¢ £¬ÇëÄúÁ¬Ã¦ÁªÏµ尊龙凯时人生就是搏ʵʱÐÞÕý»òɾ³ý¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ尊龙凯时人生就是搏

18523999891

¿É΢ÐÅÔÚÏß×Éѯ

ÊÂÇéʱ¼ä£ºÖÜÒ»ÖÁÖÜÎå £¬9:30-18:30 £¬½ÚãåÈÕÐÝÏ¢

QR code
sitemap¡¢ÍøÕ¾µØͼ