Measuring the Impact of NUMA Migrations on Performance

Weighing the Tradeoffs to Maximize Performance


These days, memory systems use non-uniform memory access (NUMA) architectures, where cores and the total DRAM are divided among sockets. To achieve this, the Linux* kernel does NUMA migrations, which try to move memory pages to the
sockets where the data is being accessed. There are tradeoffs. See where and discover how to maximize your performance.

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