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...the bottleneck associated with running virtual server environments, the company said. According to Diskeeper, virtual systems suffer twice as much disc fragmentation as physical servers. The company said that disc systems are put under increased... http://www.computerweekly.com/Articles/2009/06/23/236594/diskeeper-boosts-virtual-hard-drives-with-defrag-for.htm
...also realised savings from ancillary systems such as UPSs, KVM and network switches. "You still need them with virtual systems but in reduced numbers, so that contributes to a general reduction in costs, maintenance requirements, support... http://www.computerweekly.com/Articles/2009/03/16/235285/university-virtualises-to-save-120k.htm
...continuously capturing all writes for supported systems and applications. Double-Take Software Inc. Double-Take for Virtual Systems Double-Take addresses many of the issues related to backing up a virtualized environment. The application gives... http://www.computerweekly.com/Articles/2007/01/16/221202/Backup-and-disaster-recovery-software-winners.htm
...method in the open systems world for creating multiple virtual machines in a physical computing system. By separating virtual systems from physical constraints, they become easier to manage. Consolidation helps take greater advantage of powerful... http://www.computerweekly.com/Articles/2009/03/31/235476/vmware-data-backup-and-recovery-white-paper.htm
...encryption or the use of separate physical networks. ● It is easier to manage a virtual systems environment than the options described above, thanks to virtual systems management products. However, several security advisories have been published... http://www.computerweekly.com/Articles/2007/12/18/228602/Virtualisation-is-not-a-theoretical-risk.htm
...that might scupper any attempt to realise the security benefits. "Vendor support for specific environments on virtual systems can be more complicated. Compatibility and support requirements may also preclude running specific virtual workloads... http://www.computerweekly.com/Articles/2009/03/16/235273/virtualisation-security-benefits.htm
...coming up? 2007 is predicted to be the year when Linux virtualisation projects bear fruit, enabling multiple virtual systems to run in a single physical location. Training Paid-for Linux certification and training is available from... http://www.computerweekly.com/Articles/2007/01/17/221232/why-train-for-linux-certification.htm
...multiple departments and disciplines. Managing virtual systems Another systems management supplier that has developed...neglected in the rush to go virtual." Veeam's virtual systems management tools include Veeam Backup, a "two... http://www.computerweekly.com/Articles/2008/10/20/232739/best-of-breed-systems-management.htm
...where a virtual machine is running at any given time," he said. There are still questions about the security of virtual systems such as how anti-malware is administered and firewalls work, he added. Mather said at the very least businesses... http://www.computerweekly.com/Articles/2008/10/29/232957/cutting-costs-in-downturn-could-open-firms-to-security-risks-warns-rsa.htm
...well as centralised resources. Global grids Global grids are a collection of campus grids that create large virtual systems. Projects such as Seti (Search for Extraterrestrial Intelligence) run on global grids that harness spare power... http://www.computerweekly.com/Articles/2005/02/21/208455/nottingham-universitys-monster-grid-builds-bridges-to.htm

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