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Design Guide - Oracle Database In-Memory Use Cases with Intel Optane Persistent Memory (PMem)
Intel Optane PMem operating modes
Intel Optane PMem operating modes PMem Memory Mode PMem App Direct Mode

Intel Optane PMem operating modes

Intel Optane PMem operating modes

  • 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.

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PMem Memory Mode