With massive electronic data growth occurring today, there is now a much greater need for storage. SAN is at the forefront for most storage solutions and providers such as HP, IBM and NetApp, to name a few, are providing the necessary platforms to cater to this. Virtualisation and cloud solutions are promising less hardware in this respect, but data storage if held locally, will inevitably mean acquiring more hardware. This additional hardware is where the problem will lie in terms of cost for many companies today. Diagram of Disk I/O as it travels from Operating System to SAN LUN It stands to reason then that making full use of your SAN potential is vital. A common misconception related to SAN storage environments is that they don’t suffer from fragmentation related issues. This is the “party line” being handed out by many of the storage providers. There are plausibly a couple of reasons for this. Firstly, that each SAN provider will have their own propriety logic when it comes to ar...