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
Category: Monitoring
Application monitoring refers to real-time monitoring, analysis, and alarming of application performance, traffic, bandwidth occupancy, popularity, user behavior, user source channels, and user client environment from the application layer. Application monitoring has the advantages of small impact on the original system and simple implementation.
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
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 Deployment Guide
Environment of two machines:
data-1-1 eth0 10.0.0.7 eth1 172.16.1.7 eth2 10.0.10.7
data-1-2 eth0 10.0 .0.8 eth1 172.16.1.8 eth2 10.0.10.8
[root@data-1-2 ~]# cat /etc/hosts
1
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
Compilation and installation configuration of HeartBeat
1. Preparations
Heartbeat 3.0.6:
#wget http://hg.linux-ha.org/heartbeat-STABLE_3_0/archive/958e11be8686.tar.bz2 Cluster Glue 1.0.12:< /p> #wget http://hg.linux-ha.org/glue/archive/0a7ad
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
How to use HeartBeat to form a high availability mysql cluster
I have reposted many posts, in fact, to build a mysql cluster using heartbeat. Many online uses make to generate RPM for installation. I also found a lot of information. The cluster users that come
Is there a way to kill Erlang VM when using -Heart?
The title almost sums it up. I have a zotonic site running -heart, which uses a lot of cpu time and I can’t get an erlang shell. So, is there a way to kill the virtual machine? killall heart and ki