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从备份和克隆 Data Guard 备用数据库中归档日志使用情况

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snapcenter
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适用场景

  • 适用于 Oracle 的 SnapCenter 插件( SCO )
  • Oracle Data Guard ( DG )备用数据库

问题描述

备份和克隆 Oracle DG 备用数据库期间发现的问题:

  • 在对 DG 备用数据库进行脱机 / 挂载备份期间, SnapCenter 会在归档日志卷上创建快照
  • 克隆 DG 备用数据库后,将为克隆启用归档日志模式,同时克隆归档日志卷

由于归档日志可能需要大量空间,并且在快照之间会发生大量更改,因此可能不希望涉及这些内容。

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