Experimental environment:
Virtual machine ha1: 192.168.61.130
Virtual machine ha2: 192.168.61.132
< span style="font-size:14px;font-family:'宋体';"> Virtual machine nfsserver: 192.1
Tag: available
Graphics interface configuration HeartBeat high available cluster
Modify the ha.cf configuration file and enable the crm function, which means that the resource configuration is handed over to the crm management
[root@node1 ~]# vim /etc/ha.d/ha.cfcrm on
High available HeartBeat installation configuration
Heartbeat (Linux-HA) working principle: The core of heartbeat consists of two parts, the heartbeat monitoring part and the resource takeover part. The heartbeat monitoring can be carried out throug
High availability LAMP via HeartBeat 2.x
One, test environment
Two, configure the time synchronization of the three servers and modify the crontab to automatically synchronize with the ntp server
crontab -e */2 * * * * /u
HeartBeat V2 CRM implements NFS-based mysql high availability cluster
Foreword
Because the built-in resource manager haresource function of heartbeat v1 is relatively simple and does not support graphical management, Therefore, heartbeat v2 no longer supports h
Heartbeat implementation web high available
heartbeat overview:
Official website: http://www.linux-ha.org/
Download heartbeat: http://www.linux-ha.org/wiki/Download
Download: The current versions are:
Heartbea
Heartbeat high available
1. Basic understanding
1. The difference between Heartbeat and Keepalived
The vrrp protocol used by Keepalived, Virtual Router Redundancy Protocol (VRRP);
Heartbeat is a high-availability met
HeartBeat + DRBD + MySQL High Available Scheme
www.521voip.com Focus on cloud computing
Heartbeat+DRBD+mysql high-availability solution
1.1 Introduction to the plan
This plan The Heartbeat dual-system hot backup software is us
HeartBeatv2 Haresources simple implementation HTTPD service high available
Experimental environment:
Virtual machine ha1: 192.168.61.130
Virtual machine ha2: 192.168.61.132
vip:192.168.61.100
Experiment description:
ha1的 httpdServiceindex.htm
HEARTBEAT installation configuration and HTTPD high availability simple example
Notes:
1. Node name: hostname, /etc/hosts
2. ssh mutual trust
3. Node time synchronization
Three configuration files of heartbeat:
authkeys: communication key file