buffer underrun

buffer underrun (plural buffer underruns)

(computing) A state occurring when a buffer used to communicate between two devices or processes is fed with data at a lower speed than the data is being read from it.
Synonym: buffer underflow
- 2004, Wally Wang, The Book of Nero 6 Ultra Edition: CD and DVD Burning Made Easy, No Starch Press, →ISBN, page 18:
  One problem with on-the-fly copying is that you risk buffer underrun, which occurs when the CD or DVD drive doing the burning doesn't receive a continuous stream of data.

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