virtualization

    What is storage virtualization?

·         If you can virtualize your servers, why not virtualized your storage?

·          Removes the physical mapping of storage & moves storage into logical objects.

·         These logical (or virtual objects are much more easily managed)

·         Many benefits are achieved from the virtualization of storage –lower cost of storage, ease of data migration & less administrative burden.

       What is network virtualization?

·         Internal network virtualization provides network functionality in software. Example – VMware ESX & Microsoft Hyper-V Virtual networks.

·         External network virtualization provides multiple network function in one unit. Example – A Cisco switch with VLAN capabilities or integrated applications.

       What is application virtualization?

·         Virtualization of application so that they are encapsulated & are able to run on other system without actually installing them.

·         This allows any application to run without conflicts, usually via streaming.

·         Example – VMware Thin app, Xen app & Ms softgrid.

    

       What is Desktop virtualization?

·         Desktop virtualization is also called VDI (Virtual Desktop Infrastructure)

·         Desktop virtualization is the consolidation of desktop computers into virtualized server systems.

·         Example – VMware VDM/View, Citrix – Xen Desktop

Note:

1.      VMware Vsphere Hypervisor (Free edition) only support ram up to 32GB not more than this.

2.       VMware Vsphere Hypervisor (Free edition) is not managed by vCenter server.