Вот пример влияния сильной фрагментации.
Athlon 64 3200+, SATA Sumsung SP2004C 200GB, file 512MB XP SP2, >1700 fragments Test 1K page 2K page 4K page 8K page 16K page Sequental read 34 32 31 31 32 Random read 3 11 16 24 21 << ??? Sequental write 63 36 32 32 30 Random write 13 7 4 5 10 XP SP2, 0 fragments Test 1K page 2K page 4K page 8K page 16K page Sequental read 11 10 10 10 10 Random read 2 1 1 1 2 Sequental write 53 26 14 10 10 Random write 10 5 3 2 2
