crm集群-阿里云

heartbeat v1版CRM的高可用web集群的实现

实验环境规划：实验环境： CentOS release 6.6(Final) 三台 IP地址： Node1： eth0：172.16.31.10/16 Node2: eth0：172.16.31.11/16 Client： eth0：172.1...

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。 &nbs...

corosync，pacemaker，crm集群资源监控

本文介绍下corosync的资源监控功能： node1 node1.luojianlong.com 192.168.30.116 OS: Centos 6.4 x86_64 node2 node2.luojianlong.com 192.168.30.117 &...

高可用集群之heartbeat基于crm进行资源管理(二)

一、高可用集群之heartbeat基于crm进行资源管理 1、集群的工作模型： A/P：两个节点，工作与主备模型 N-M N>M，N个节点，M个服务 N-N：N个节点，N个服务 A/A：双主模型： 2、资源转移的方式 rgmanager：failover domain priority pac...

corosync，pacemaker，crm集群安装配置

一，概述：什么是AIS和OpenAIS？ AIS是应用接口规范，是用来定义应用程序接口（API）的开放性规范的集合，这些应用程序作为中间件为应用服务提供一种开放、高移植性的程序接口。是在实现高可用应用过程中是亟需的。服务可用性论坛（SA Forum）是一个开放性论坛，它开发并发布这些免费规范。使用...

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更新时间 2024-03-02 02:51:22

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