crm drbd高可用的相关内容

文章 2022-02-16 来自：开发者社区

heartbeat v1(CRM)+DRBD实现数据库服务器高可用集群搭建

一. 方案简介本方案采用Heartbeat双机热备软件来保证数据库的高稳定性和连续性，数据的一致性由DRBD这个工具来保证。默认情况下只有一台mysql在工作，当主mysql服务器出现问题后，系统将自动切换到备机上继续提供服务，当主数据库修复完毕，又将服务切回继续由主mysql提供服务。二. 方案优缺点优点：安全性高、稳定性高、可用性高，出现故障自动切换，缺点：只有一台服务器...

文章 2022-02-16 来自：开发者社区

corosync+pacemaker+crm实现drbd高可用

系统：Centos 7.2 内核3.10.0-327.el7.x86_64 # 内核需要高于2.6.32 Drbd : 192.168.8.111：node1/dev/drdb0 /mydeta 192.168.8.112 : node2 Mysql_vip: 192.168.8.200 #下章...

文章 2022-02-16 来自：开发者社区

CentOS 6.5 Corosync+Pacemaker crm实现DRBD高可用过程及DRBD详解

DRBD (Distributed Replicated Block Device)分布式复制块设备，它是 Linux 平台上的分散式储存系统，通常用于高可用性（high availability, HA）集群中。DRBD 类似磁盘阵列的RAID 1（镜像），只不过 RAID 1 是在同一台电脑内，而 DRBD 是透过网络。 DRBD Resource：DRBD...

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更新时间 2024-06-12 09:15:55

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