rotational drives 15k SAS disk’s average seek time data transfer rates (DTR) seek times seek time seek time source https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time rotational latency 旋转式驱动器 rotational latency https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time source Hard disk drive performance characteristics https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time Wikipedia Access Time seek time https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time Seek Time https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time sustained data tranfer rate en.wikipedia.org/wiki/… rotational drives https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time en.wikipedia.org/wiki/… en.wikipedia.org/wiki/… Data Transfer Rate seek time disk seeks performance seek time https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time https://en.wikipedia.org/wiki/Hard_disk_...#Seek_time seek time Wikipedia says seek rotational latency en.wikipedia.org/wiki/… en.wikipedia.org/wiki/… topic hard disk drive performance characteristics seek time Hard disk drive performance characteristics Access Time