IBM DS8880 Family With general availability since December 2015, t he new IBM DS8880 family introduces business-critical, hybrid data systems that span a wide range of price points. It includes two high-performa nce models ( DS8884 Model 980 with its associated DS8884 Expansion Unit Model 98B, and DS8886 Model 981 with its associated DS8886 Expansion Unit Model 98E). Each model represents the most recent in this series of high-performance, high-capacity, flexible, and resilient storage systems, which are intended to address the needs of the... [More]

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Recent news about the new IBM System z13 were the initiator to look back over the last years and summarize IBM synergies between IBM Storage and System z mainframe computers. IBM System Storage synergy with System z has long tradition at IBM, resulting in many benefits like improved application efficiency, performance and highest possible system availability, due to resiliency functions like remote copy, which are managed by System z software and services packages for effective DR setups. Already in the 1980s IBM provided S/390 and... [More]

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True flash architecture – that means being designed for the purpose of ultra-high performance from scratch, and not being limited by a Device Adapter, or FC-AL shortcomings. If you look at the specs of typical SSDs of today, each single drive could do tens of thousands of IOps, but when it comes to creating a RAID across a small pack of these, then we see the real results. Traditional architectures often also call themselves “flash”, but in fact were just using SSDs and kept putting them behind the same Device Adapters that... [More]

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    Several times in a row, Mainz once again had been selected to become the core ITSO Redbooks site for the updates of the main DS8000 Redbooks publications. In Q4/2012, we had hosted the Redbooks for the first generation of DS8870. In Q2/2013, updates on the Easy Tier Redpapers were done. along with the Copy Services books. Now October and November 2013, the updates dealt with the second generation of DS8870 (sixth generation of DS8000), which has been announced 19 November 2013 . In detail, we... [More]

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