Case Study JR East Japan Information Systems Company (JEIS) has fully adopted open source software to develop a business-critical fault information system on the HPE Moonshot System ultra high-density server platform. The company consolidated all the functions required for the fault information system into a single 4.3U Moonshot 1500 Chassis populated with 45 HPE ProLiant m300 Server Cartridges. Challenge Supporting the infrastructure of daily life in Japan Since JR East Japan Information System (JEIS) became independent from the information systems department of East Japan Railway (JR East) in 1989, JEIS has developed and managed the IT infrastructure for approximately 70 JR East companies and more than 200 of its major systems. “The systems that JEIS is responsibl

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