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SAP Planning: Best Practices in Implementation by George W. Anderson

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SAP Server SPOFs

Server-based single points of failure have been recognized and addressed for many years now. Today, what used to be considered “features” or “differentiators” between server platforms are no more than commodity traits. As you see in Figure 6.7, things like ECC (error code correcting) RAM, redundant/hot-pluggable power supplies, hot-pluggable hard disks, redundant/hot-pluggable fans, hot-pluggable PCI cards, and so on can be found in everything from mainframe-class platforms to practically entry-level servers.

Figure 6.7. High-availability features like those identified here are practically a “given” in server platforms today.

Server manufacturers continue to strive to address HA in their new platforms. Certainly, some of ...

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