V2EX petascale

Petascale

释义 Definition

petascale(形容词/名词,常用于计算机与科研语境):指达到或接近“拍(peta-)级”规模的计算能力、数据量或系统规模,通常量级约为 10^15(一千万亿)。最常见搭配如 petascale computing(拍级计算)petascale supercomputer(拍级超级计算机)
(也可泛指“极其巨大的规模”,但主要用于高性能计算与大数据领域。)

发音 Pronunciation (IPA)

/ptskel/

例句 Examples

The lab runs petascale simulations.
实验室运行拍级规模的模拟计算。

Petascale computing enables researchers to model climate systems with finer resolution, but it also demands efficient algorithms and massive parallel storage.
拍级计算使研究人员能够以更高分辨率建模气候系统,但也对高效算法和大规模并行存储提出了要求。

词源 Etymology

peta- 来自国际单位制前缀,表示 10^15scale 表示“规模、量级”。合起来 petascale 就是“拍级规模”。该词在 21 世纪高性能计算(HPC)发展中广泛流行,用来描述从 terascale(太级,10^12)迈向更高数量级的计算与数据处理能力。

文学与著作中的用例 Literary Works

  • Petascale Computing: Algorithms and Applications(介绍拍级计算的算法与应用场景)
  • High Performance Computing: Modern Systems and Practices(常讨论从太级到拍级/更高量级的演进)
  • Introduction to High Performance Computing for Scientists and Engineers(涉及拍级计算背景、并行与性能概念)
  • The Fourth Paradigm: Data-Intensive Scientific Discovery(数据密集型科研语境中常出现“拍级”数据与计算的表述)
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