(computer science) the time it takes for a specific block of data on a data track to rotate around to the read/write head
例句
例句
The average rotationallatency is one-half of a revolution of the disk platter.
平均旋转等待时间指的是磁盘旋转一半的时间。
Data transfer times are typically fractions of a millisecond, so rotationallatency and seek time are the primary sources of disk latency on a physical HDD.