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This deployment is similar to Data Zone Local High Availability. The difference is that anti-affinity rules are used to ensure that DZ nodes run on N = 2 or more different sites (data centers, availability zones). Each site runs N = 1 or more DZ replicas.<picture>

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It protects against:

  • Single Site failure in DZ

  • Hypervisor failure in DZ. Even if an entire site’s Hypervisor fails, the other sites’ Hypervisors

    remain functional.

    If N > 2, it also protects against:

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