The term 'sprawl' seems to be gaining momentum in IT circles. The culprit, we are told, is virtualisation: while creating, duplicating and even cloning new virtual machines may be much simpler than procuring their physical equivalents, organisations can end up with so many of the things that they start causing management problems. IT isn't straightforward to manage at the best of times, and the usual issues of operations, patching and licensing can quickly get out of control if the number of systems gets out of hand.
One area in particular that can suffer problems is backups, and it's not rocket science to work out why. Backups require transfers of sometimes-large quantities of data, from system, application and user repositories: more machines equals more data to be transferred, which can increase pressure on physical server and network interfaces particularly if everything sis being backed up at once. Lose control of the systems in a sprawl situation, and...