By Rob Bastiaansen
Have to configure or deal with Novell Cluster prone on NetWare, Linux or a combined atmosphere? choose up a duplicate of the authentic reference advisor, Novell Cluster prone for Linux and NetWare. This booklet blends in-depth info with functional, genuine international examples to hide cluster companies configuration innovations, backup requisites, cluster providers administration, and upgrading strategies. you will achieve priceless perception from authors Rob Bastiaansen and Sander van Vugt, Novell qualified teachers with day by day adventure consulting at the issues lined during this ebook. grasp intalling and dealing with Novell Cluster companies with the educational now not on hand from a person else, Novell Cluster companies for Linux and NetWare.
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Extra resources for Novell Cluster Services for Linux and NetWare
If a NIC fails, the cluster node stays alivenot good for your clients. We advise against using a dedicated heartbeat LAN. It will prevent the previously described scenario, in which clients lose access to services, from happening. To be protected against communication failures due to a malfunctioning network adapter, it is better anyhow to set up network interface card (NIC) teaming. NIC teaming is described in the following text. Use NIC Teaming In Chapter 1, "Introduction to Clustering and High Availability," we commented that looking into your high-availability solution should not only be looking at Novell Cluster Services.
The latter is discussed in great detail in Chapter 7, "iSCSI," so we will not go into too much detail for iSCSI here, and we will focus on what a SAN is and how Fibre Channel can be used to set it up. 4 shows a basic example of what is needed to build a SAN with Fibre Channel equipment. 4. A basic configuration of a Fibre Channel storage area network. 38 39 Every server needs to be equipped with a Fibre Channel Host Bus Adapter (HBA). From the server adapters a fiber-optic cable runs to a Fibre Channel switch.
1. An Example of a Cluster Failover Matrix Resource Data volume Apache/MySQL GroupWise DNS/DHCP iFolder CIFS Server Prio 1 Prio 2 Prio 3 OESNW1OESNW3OESNW2 OESNW2OESNW1OESNW3 OESNW3OESNW2OESNW1 OESNW1OESNW2OESNW2 OESNW2OESNW3OESNW3 OESNW3OESNW1OESNW1 Application-Specific Design Guidelines In this section we will introduce some guidelines for installing applications on your cluster. For several applications we have added detailed guidelines in Chapter 8for example, for GroupWise and iFolder. But whatever application you have to install, these guidelines will make them more robust and easier to manage.