Critical Issue Fujitsu’s BlueCross BlueShield of North Carolina testing and production-staging environment (PSTAGE) used to run in a separate partition on the same physical server as the production applications. After a major upgrade to the core health insurance application an increase in transaction traffic overburdened the production server. To solve this problem, Fujitsu needed an easy, nonintrusive way to switch the staging environment to its disaster recovery (DR) server. Business Challenge When Fujitsu acquired BlueCross BlueShield of North Carolina’s data center, it assumed responsibility for protecting BlueCross’ data and ensuring the continuous availability of its systems. A service level agreement (SLA) promises that there will be no more than four hours of downtime. T

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