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Jemalloc 5.4.0 released

The gist

Jemalloc 5.4.0 was released on GitHub and surfaced on Lobsters and Hacker News.
It's the memory allocator many long-running multithreaded programs rely on.

How it unfolded

  1. Sep 14, 2026DistroWatch lists jemalloc-5.3.1 in the NetBSD 9.5 package list.
  2. Sep 17, 2026A Lobsters post "jemalloc 5.4.0 release" links to the GitHub release page.
  3. Sep 18, 2026A Hacker News submission "Jemalloc 5.4.0" (github.com/jemalloc) appears, with 9 points by gkfasdfasdf.

Sources

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