V2EX memory-limited

Memory-limited

释义 Definition

memory-limited(形容词):指性能或规模主要受“可用内存/内存带宽/缓存容量”限制,而不是受计算速度(CPU/GPU算力)限制的情况。常用于计算机系统、算法与高性能计算语境。(也可写作 memory limited

发音 Pronunciation (IPA)

/mmri lmtd/

例句 Examples

The program is memory-limited, so adding a faster CPU won’t help much.
这个程序是受内存限制的,所以换更快的CPU帮助不大。

In large-scale data analysis, the pipeline became memory-limited because intermediate results could not fit in RAM, forcing frequent disk swapping and slowing everything down.
在大规模数据分析中,由于中间结果放不进内存(RAM),流程变成了受内存限制的:系统不得不频繁进行磁盘换页,导致整体速度大幅下降。

词源 Etymology

memory(内存/记忆) + limited(受限制的) 组合而成。作为技术用语,它源自工程与计算领域对“瓶颈”的描述方式:用“X-limited”表达“主要受X约束”(如 bandwidth-limitedpower-limited/em>)。

相关词 Related Words

文学与作品 Notable Works

  • Computer Architecture: A Quantitative Approach(Hennessy & Patterson):常在讨论性能瓶颈、内存层次结构时使用“memory-limited / memory-bound”类表述。
  • Introduction to Algorithms(Cormen et al., CLRS):在分析算法与数据结构的空间需求、缓存与内存访问成本时,常出现“受内存约束”的相关措辞。
  • The Art of Computer Programming(Donald E. Knuth):在性能分析与实现细节中,经常强调内存访问与存储限制对效率的影响(语义上对应“memory-limited”的用法)。
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