GBDT (tree-boosting algorithm): 1.1x-1.5x faster fit/predict than the treeboost Rust crate2, 24-42x faster fit/1-5x faster predict than Python’s xgboost
Performance analytics
，这一点在同城约会中也有详细论述
В России ответили на имитирующие высадку на Украине учения НАТО18:04
Virtual memory is conceptually simple but potentially devastating to performance. Every memory access must go through segmentation (add segment base, check limit) and then paging (look up the page table). Naively, paging alone requires two additional memory reads per access -- one for the page directory entry, one for the page table entry.