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DECATUR POLICE DEPARTMENT <br /> MEMORANDUM #99-51 <br /> July 28, 1999 <br /> TO: Mayor Terry Howley and City Council <br /> From: James Williams Jr., City Manager <br /> Michael L. Mowen, Chief of Police h�,� rn <br /> Subject: AS 400 Upgrade <br /> Purpose <br /> The purpose of this memorandum is to secure council approval for the purchase of an upgrade to <br /> the AS 400 communications server in the amount of$35,000. These funds were approved by <br /> council during the July 1999 appropriations hearing. ' <br /> Reference <br /> The AS 400 is the primary server for the communications system. The CAD system, records <br /> management system and jail management system are all housed on the AS 400. The AS 400 was <br /> purchased with an 8 GB hard drive which was projected to give the storage capacity for several <br /> years of operation. It was soon realized that the capacity of the AS 400 was reaching a critical <br /> level and preventing optimum performance. <br /> In March of 1998, the AS 400's storage capacity was increased to 15GB which was the final <br /> addition that could be made to the internal workings of the unit. In a little over 2 years the AS <br /> 400 has again reached a critical stage that prohibits optimum performance. The unit is operating <br /> at 80% capacity of storage used. As the unit approaches the 88% mark, system degradation will <br /> occur. Since additional memory and storage space cannot be added internally the hardware <br /> vendor advised the department of two options. <br /> The first option was to add an external unit called a"top hat"which would add four new hard <br /> drives and give the unit a storage capacity of 28GB. This would be the final add-on to this unit <br /> and any future additions would require the purchase of a new unit at a cost of approximately <br /> $70,000. The cost for the top hat and hard drives would be approximately $10,000. At the <br /> current rate of usage the AS 400 with 28 GB of storage capacity would reach critical level again <br /> in one year. This enhancement would only add storage capacity and do nothing for additional <br /> memory and processor speed. Both of these functions are requirements as more functionality is <br /> required from the AS 400. <br />