Intel Optane PMem operating modes

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Design Guide—Oracle Database In-Memory Use Cases with Intel Optane Persistent Memory (PMem)

Intel Optane PMem operating modes PMem Memory Mode PMem App Direct Mode

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Intel Optane persistent memory (PMem) can be configured in two operating modes:
- Memory Mode (MM)—PMem acts like traditional volatile memory with any DRAM in the server acting as PMem front-end cache
- App Direct Mode (AD)—PMem acts like persistent memory or storage
Details of both modes are explained in the following sections.

PMem Memory Mode