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SLOW LAN SCENARIO PAPER The Chief Information Officer Lesli Fife has requested a written response to complains of network users claiming slow response and throughput times on the LAN After a brief discussion on how the LAN developed this paper will address the possible reasons for slow response test scenarios to validate which reason is likely causing the slower response and throughput then suggest a possible solution First a little history of the development of the LAN then a description of the of the current configuration to set the stage Originally the LAN was established with 25 desktop workstations printers and other devices all connected via twisted pairs of wire directly in a peer to peer configuration As the company grew additional devices were added until it reached its present state consisting of more than 100 nodes connected via Ethernet through 10BaseT cards connected thru Hubs to a central server Not much thought was given to additions rather Hubs were purchased and media strung as the need arose Performance has continually declined Possible reasons for slow response could be related to 1the time required to process a transaction 2disk access time 3CPU time 4data communications time The time required to process a transaction is related to CPU time The speed of the processor installed on the server We have arranged a demo for 30 days from our primary hardware vendor of a 15 Gig 2 processor Server with a front side bus that operates at 200 Megahertz Timed testing will be conducted for 30 days before the install of the new equipment and during the 30 days the new machine is onsite By comparing the two we should be able to confirm that at least part of the slower response is due to the slower server The disk access time will be monitored and compared also The demo system gets maximum storage capacity and performance from a
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