| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology for improving data transfer performance more in a computer system for achieving data transfer between a host device and a peripheral device with a channel program.SOLUTION: An information processor includes: a channel device 20 having a data acquisition part 21 for acquiring data from a peripheral device 30, a sample generation part 22 for generating a sample of a channel program including data related information about the acquired data, a sample transmission part 23 for transmitting the sample to a host device 10, and a data transfer part 24 for transferring data to a storage position on a main storage device 1002 designated by a channel program generated in accordance with the reception of the sample by the host device 10; and the host device 10 having a channel program generation part 11 for generating a channel program for instructing so as to transfer data to the storage position on the main storage device 1002 determined on the basis of the data related information included in the sample received from the channel device 20; and a channel program notification part 12. |
