Setup a Linux Highly Availability NFS servers

In this tutorial I will describe how to set up a Linux Highly Availability(HA) NFS servers using SuSE Linux Enterprise Server 10 SP2. In order to make Linux HA NFS failover work, you’re require “sm-notify” utility, basically sm-notify will send out Network Status Monitor(NSM) reboot notifications.

Here are the steps to prepare automated NFS failover.

Server setup details:
Hostname: ServerNFS01
IP Address: 10.10.10.11

Hostname: ServerNFS02
IP Address: 10.10.10.12

Linux HA Virtual Hostname: servernfs01
IP Address 10.10.10.10

NFS Client Hostname NFSclient01
IP Address: 10.10.10.13

Require RPM:
nfs-utils
util-linux
heartbeat
portmap

The /data directory is a Linux HA share drive sitting on /dev/sdb1(ext3) and contains NFS share drive.
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VMware ESX, iSCSI testing on my desktop

In my early posted about my new toy – Intel Dual-Core 3.00GHz, 8G RAM, 250 GB HDD Precision 490 desktop in office finally utilized with high load.

Basically I have Windows Vista 64 bit Enterprise, Firefox 3 Beta 1, VMware Workstation 6, VMware ESX, Openfiler iSCSI, Fedora 8 and Windows 2003 Server running on top of the box. For the memory allocation, each OS dedicated to 512 MB and each VMware ESX dedicated to 1GB ram memory.

In my VMware Workstation 6 setup, I have Fedora 6, Openfiler, 2 Windows 2003 Server, 2 VMware ESX 3.01 servers and 3 Windows 2003 server virtual machines running on top of my VMware ESX servers.

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