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为强全局一致性配置 StorageGRID 仲裁语义

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适用于

StorageGRID 12.0

所有平台和虚拟机

描述

当 StorageGRID 系统具有三个或更多站点时,允许强全局一致性控制为客户端请求提供站点容错。 

  • StorageGRID 11.9 及更早版本中的强全局一致性可确保所有站点的写后读一致性,但要求所有站点都可用于客户端写入和删除才能成功。
  • StorageGRID 12.0 支持仲裁语义以实现强全局一致性,当网格具有三个或更多站点时,允许站点容错客户端请求,同时仍然确保所有站点的写后读一致性。

本文提供了有关改变仲裁语义和先前语义之间强全局一致性行为的过程和支持信息。

 

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