A preview is not available for this record, please engage by choosing from the available options ‘download’ or ‘view’ to engage with the material
Description
LLC prefetch implementation includes software and hardware LLC prefetch feature, in this document we are discussing with hardware LLC prefetch which is a feature for Intel® Xeon® systems. The word “LLC prefetch” in this document is an abridge of “hardware LLC prefetch”.
In previous platforms like the 3rd Gen Intel® Xeon® Scalable Processor, LLC prefetch is enabled by default; after the 4th Gen Intel® Xeon® Scalable Processor, the same control knob is disabled by default. As a performance tuning guidance, this document would help end-users to select the best benefit option for HW LLC prefetch setting.