It has almost no one effect on L1/L2 cache usage. CPU caches tend to work on 64-128 byte cache lines. Most of the lines in s mostly zero page will never get tou

It has almost no one effect on L1/L2 cache usage. CPU caches tend to work on 64-128 byte cache lines. Most of the lines in s mostly zero page will never get touched so they will never enter the cache.