Threadwell

Recent Notes

  • DemetriSpanos

    Oct 06, 2026

    • archive
    • twitter
    • demetrispanos
  • NOTimothyLottes

    Oct 06, 2026

    • archive
    • twitter
    • notimothylottes
  • bonzajplc

    Oct 06, 2026

    • archive
    • twitter
    • bonzajplc
Home

❯

Archive

❯

Threads

❯

bmcnett

❯

even among performance minded folks, there's a persistent myth that malloc is "pretty fast" when in fact it's so performance hostile that big game productions ban it at link time, to eliminate the damage it causes

❯

@bmcnett writing a reasonably performant memory allocator is incredibly eye opening, the amount of work that can happen for 1 allocation is certainly not something you want in hot paths

@bmcnett writing a reasonably performant memory allocator is incredibly eye opening, the amount of work that can happen for 1 allocation is certainly not something you want in hot paths

Properties5
typearchive
sourcetwitter
date2023-12-24
tagsarchive, twitter, bmcnett
description@bmcnett writing a reasonably performant memory allocator is incredibly eye opening, the amount of work that can happen for 1 allocation is certainly not something you want in hot paths

Dec 24, 20231 min read

  • archive
  • twitter
  • bmcnett

Source

  • URL: https://x.com/joadnacer/status/1739012763945431222
  • Author: joad (@joadnacer)
  • Posted: 2023-12-24 19:58:46

Branch

1/ @joadnacer

@bmcnett

writing a reasonably performant memory allocator is incredibly eye opening, the amount of work that can happen for 1 allocation is certainly not something you want in hot paths

Related

  • Spine: 2023-12-23-even-among-performance-minded-folks-theres-a

Graph View

  • Source
  • Branch
  • Related

Backlinks

  • even among performance minded folks, there's a persistent myth that malloc is "pretty fast" when in fact it's so performance hostile that big game productions ban it at link time, to eliminate the damage it causes

Created with Quartz v5.0.0 © 2026

  • GitHub