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JBoss AS 4.0.5 Release 2 Copyright © 2006> JBoss, Inc. Table of Contents 1. Clustering 1.1. Introduction 1.1.1. Cluster Definition 1.1.2. Service Architectures 1.1.2.1. Client-side interceptor 1.1.2.2. Load balancer 1.1.3. Load-Balancing Policies 1.1.3.1. JBoss AS 3.0.x 1.1.3.2. JBoss AS 3.2+ 1.1.4. Farming Deployment 1.1.5. Distributed state replication services 1.2. Clustered JNDI Services 1.2.1. How […] After setting up the HTTP/HTTPS configuration for JBoss server cluster, the next assignment on my table was to set up the HA-JMS on the server cluster.
My JBoss installation folder structure is as below: 1 JBOSS_HOME\server\all 2 JBOSS_HOME\server\default 3 JBOSS_HOME\server\minimal The “all” folder has everything configured for HA, however to understand the process, I […] Some colleagues of mine were facing problems getting the HTTP/HTTPS clustering setup done for JBoss server. Although I have no experience on working with JBoss I decided to give it a try. Note that my development environment is Windows. The first thing I did was get hold of JBoss 4.2.2GA installable. Why this one, because […]
Here is an explanation of how to set up DRBD on CentOS6. # cat /etc/redhat-release CentOS release 6.2 (Final) # uname -ri 2.6.32-220.7.1.el6.i686 i386
# rpm -qa | grep drbd kmod-drbd84-8.4.1-1.el6.elrepo.i686 drbd84-utils-8.4.1-1.el6.elrepo.i686 Hostname ( uname –n ) of DBRD nodes are: centos6-drbd1.localdomain centos6-drbd2.localdomain
These nodes are running as VMs on a […] scp : samll tips ( error : bash: scp: command not found ) When I try to copy a file over scp command , I’ve faced the following error. CentOS6-1# /usr/bin/scp aa.tgz hattori@192.168.0.100:hattori@192.168.0.100’s password:bash: scp: command not foundlost connection# The reason is openssh-clients have not been installed on the remote machine. To […] There are many ways to find out zombie processes , so this is one of examples. # cat /etc/centos-release CentOS release 6.2 (Final)
find zombie processes # top -b -n 1 | grep Z 6072 root 20 0 0 0 0 Z 0.0 0.0 0:00.09 dumpcap <defunct> 6075 root 20 0 0 0 0 […] |
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