Non-Uniform Memory Access

From DALL-E with some prompting
The image depicts the NUMA (Non-Uniform Memory Access) architecture in computer systems. Key elements include:

  1. Operating System: Manages and controls processes running on the CPU.
  2. CPU: Central Processing Units where computing tasks are executed.
  3. NUMA Nodes: Guide CPUs to use the nearest memory, with each NUMA node having memory areas closer to specific CPUs.
  4. Memory Access Paths: “Short Path” indicates a fast and low-energy memory access that is closer, while “Long Path” represents a slower and more energy-consuming memory access that is farther away.

The structure illustrates that memory access times in a NUMA system are not uniform across all memory, suggesting that memory access optimization can enhance overall system performance.


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