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This is an old revision of the document!

Note: Fibre channel - cheap stuff!!!

Requirements

• Two disks (preferably same size and my lovely LVM)
• Networking between machines (node1 & node2), Tip: VMPlayer LAN Segments
• Working DNS resolution (/etc/hosts file)
• Selinux disabled
• Iptables ports (7788) allowed
• and lot of patience

Install ELRepo repository on your both system:

rpm -Uvh http://www.elrepo.org/elrepo-release-6-6.el6.elrepo.noarch.rpm

Update both repo:

yum update -y

Install DRBD:

[root@node1 ~]# yum -y install drbd83-utils kmod-drbd83
[root@node2 ~]# yum -y install drbd83-utils kmod-drbd83

Insert drbd module manually on both machines or reboot:

/sbin/modprobe drbd

Partition DRBD on both machines:

[root@node1 ~]# fdisk -cu /dev/sdb
[root@node2 ~]# fdisk -cu /dev/sdb

drbdadm – –overwrite-data-of-peer primary repdata drbdadm – –overwrite-data-of-peer primary repdata