A data input/output control method and apparatus in an input/output
subsystem are provided. The data input/output control method, in a system
for inputting/outputting data to/from a disk sector according to an
input/output command provided from a disk driver, includes: extracting
the input/output commands for inputting/outputting the data to/from disk
sector from the disk driver and generating a set of input/output
commands; analyzing the load feature of the input/output command based on
the set of input/output commands; determining whether the load of the
input/output command corresponds to a multimedia application; and
controlling the data which is input/output to/from the disk to correspond
to the multimedia application according to the determination result.