iorequest

noun

UK /ˌaɪ.əʊ.rɪˈkwest/

US /ˌaɪ.oʊ.rɪˈkwest/

A request is when a computer program asks to read or write information.

The program sent an iorequest to read the file from the disk.

SYNONYMS

input/output request I/O request data request read/write request

RELATED WORDS

input output buffer device driver system call

OTHER MEANINGS

2. A pending operation in an operating system's queue waiting for a storage device to complete it.

The disk scheduler reordered the iorequests to reduce seek time.

3. A message sent from software to hardware asking for data transfer.

Each iorequest was logged so engineers could trace the slowdown.

4. In computing, a formal call that blocks a process until the requested data arrives.

The thread slept while its iorequest was being serviced.