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Storage Systems - Call PBM IT Solutions at (888) 233-6471All the supporting systems in a data center face heavy loads and must be properly maintained to continue operating satisfactorily. These systems include cooling, humidification, air handling, power distribution, backup power generation and much more. Data center per-cabinet power consumption has steadily increased over the past several years as pedestal servers drawing 1KW/rack have given way to 1U/2U pizza box servers at 3.5KW/cabinet and blade implementations at 10KW/cabinet. Faster CPUs, larger memory chips, and smaller disk drives also continue to increase power demands. Gradually raise the temperature at the server inlet point to run up to 24 degrees Celsius (75 degrees Fahrenheit), but use sensors to monitor hot spots and supplementary cooling, if required. Most line of business managers take for granted 100 percent IT up time, instant access to trained support personnel, uninterrupted access to data, and are dependent on top-flight management of IT assets in data centers. Virtual machines offer many benefits: server consolidation, increased utilization and faster recovery times after failure. Since virtualization makes it easy to set up new virtual servers, you may end up with a lot of servers to manage. Each server needs to be managed just as if it was a physical server. Keeping track of where everything — and how your virtual resources are using physical resources — is vital, so shop for solutions that have easy-to-use tools that help you monitor and measure use. The cost of restoring the lost information or restoring a computer to operation after a hardware or software failure is high due to the costs of technical support and lost employee productivity. The Cisco Unified Computing System enables more dynamic and agile data centers, in which server identity (MAC addresses, worldwide names [WWNs], firmware and BIOS revisions, network and storage connectivity profiles and policies, etc.) can be dynamically provisioned or migrated to any physical server within the system. Building green IT systems do come with an added cost. These systems do need to take into account the overall short and long term sustainability, the total cost of ownership and the costs of safe recycling and disposal. But when used with efficient and effective policies, the return on investment can be much greater for the organization, employees and the community. According to one aspect of the invention, a data storage system includes a disk drive array including a plurality of disk drives; a first storage processor for controlling the operation of the data storage system; a second storage processor forcontrolling the operation of the data storage system; a first arbiter for controlling communication of data from the first storage processor and the second storage processor to a first group of disk drives of the disk drive array; and a second arbiterfor controlling communication of data from the first storage processor and the second storage processor to a second group of disk drives of the disk drive array. Selected data is redundantly stored on disk drives in the first group of disk drives andthe second group of disk drives, such that, upon failure of the first arbiter, the selected data is available to the first storage processor and the second storage processor through the second arbiter. Nexus sets the stage for converged Fibre Channel and Ethernet networks. The Nexus products will allow companies to consolidate their separate server and storage networking infrastructures onto one unified network fabric. |
