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Sheppy96
searching PlanetScale…
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3 ms
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by
Sheppy96
7y ago
I wasn’t suggesting probing caches is the main cost, I only wanted to describe that there is a long journey to DRAM in current architectures of which signal propagation is such a small part. You are totally right that if you can make the re
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by
Sheppy96
7y ago
Transmission time isn’t really the main issue, it’s more about the work required to get a memory request through the levels of the hierarchy to DRAM and back. Probing each level of cache, propagating through the miss queues, translation (ma