I am still looking for a better solution for our email marketing business, and OpenEMM is one of application I have tested.

OpenEMM is a feature-rich enterprise software for email marketing, newsletters and service mails (transaction mails and event or time triggered mails). OpenEMM offers bounce management, link tracking, lots of realtime statistics and a scripting [...]

In order to save time and easily clone, backup and restore OpenVZ VE under CentOS4.6_x86_64, I found a tool named vzdump, it is very easy to use.
Install vzdump
#wget http://download.openvz.org/contrib/utils/vzdump/vzdump-1.0-2.noarch.rpm
#rpm -i vzdump-1.1-1.noarch.rpm
#yum install rsync
I also need
#wget http://dag.wieers.com/rpm/packages/cstream/cstream-2.7.4-3.el4.rf.x86_64.rpm
#rpm -i cstream-2.7.4-3.el4.rf.x86_64.rpm
Backup my first VE,
vzdump –compress –stop 101
it will create two file under /vz/dump folder, vzdump-101.tgz and vzdump-101.log
Restore
to do [...]

After successfully install OpenVZ under CentOS4.6_x86_64, then I created a simplest VE.

#cd /vz/template/cache
#wget http://download.openvz.org/template/precreated/centos-5-x86_64.tar.gz
#vzctl create 101 –ostemplate centos-5-x86_64 –config vps.basic
#vzctl set 101 –onboot yes –save
#vzctl set 101 –hostname ve01.rubypdf.com –save
#vzctl set 101 –ipadd 192.168.0.101 –save
#vzctl set 101 –numothersock 120 –save
#vzctl set 101 –nameserver 213.133.98.98 –nameserver 213.133.99.99 –save
#vzctl start 101
#vzctl exec 101 passwd
#vzctl enter 101
#exit