One, elaborate The background of Linux HA Cluster;
HA Introduction
1. Definition of high-availability cluster
High-availability cluster, the original English is High Availability Clust
Tag: V2
Lamp + WordPress for HA High Availability Based on HeartBeat V2 CRM
One Heartbeat basic theory
Provide redundant system:
HA Cluster: In order to improve the system callability, combine multiple hosts to build a cluster;
Split brain, partitioned cluste
LAMP, based on HeartBeat V2 CRM
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
HeartBeat V2 Configuration LAMP HA Description and HB_GUI Tool Instructions
Regarding the heartbeat v2 version description, using the hb_gui window management tool, there will be a separate process mgmtd to test crm, which is responsible for crm work and monitors the tcp p
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
Implement HA based on HeartBeat V2 CRM by LAMP
The definition of Heartbeat
The Heartbeat project is an integral part of the Linux-HA project, and it is also the most successful example of the current open source HA project. The full name of Li
HeartBeat (V1, V2, PACEMAKER) cluster component overview
One, what is Heartbeat< /strong>
Heartbeat is a highly available cluster system based on Linux open source. It mainly includes two highly available cluster components, heartbeat service and r
Dropbox API V2 Using Python uploaded large files
I am trying to upload a large file (~900MB) via Dropbox API v2 but I am getting this error:
It is suitable for smaller files.< /p> I found in the document that I need to use the files_upload_
October 18th – October 24th, 2015 Courses (HeartBeat V2 CRM Realization HA)
heartbeat+httpd HA installation preparations
Description
1, server information
First verify the basic functions of HA through heartbeat, two nodes The server provides httpd service, verify th