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## Hardware Monitoring

While software component monitoring is central to insuring that high availability service levels are met, hardware monitoring, fault isolation, and ultimately the replacement of a failed component and how to recover from that failure are equally important. The following sections cover guidelines on what to monitor and how to detect potential hardware failures. It also discusses the replacement procedures of replacing failed hardware components and how to bring the Oracle NoSQL Database components (that were utilizing the components that were replaced) back online.