C U S T O M E R S U C C E S S Tesco Boosting mainframe performance to handle Christmas peak “We avoided spending a substantial sum of money and were able to maintain our service levels for mainframe applications despite all the extra activity at that time of year.” www.macro4.comC U S T O M E R S U C C E S S C U S T O M E R C H A L L E N G E • Provide sufficient mainframe capacity to handle processing peaks • Avoid the cost of loaning or pur

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