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doocs/jvm resource

🤗 JVM 底层原理最全知识总结 observed · 2026-08-28

github.com/doocs/jvm · homepage · TypeScript · CC-BY-SA-4.0 (other) observed · 2026-08-28

Health v2 · maintenance only

77/100

  • Activity 99
  • Release rhythm 35
  • Longevity 100

Flags: no_releases

How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.

  • gap_med: n/a
  • age_days: 2994
  • days_rel: n/a
  • days_push: 9
  • n_releases_24m: 0

Full methodology

Adoption not part of the score

11120 stars · 2299 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

A curated knowledge summary of Java Virtual Machine internals maintained by the Doocs community, covering memory structure, HotSpot object layout, garbage collection, performance tuning, and class loading. It is published as a documentation website (jvm.doocs.org) with an offline PDF option.

Use cases

  • learn how JVM memory structure works
  • understand garbage collection algorithms and HotSpot collectors
  • prepare for Java backend interviews on JVM internals
  • study class loading process and parent delegation model
  • tune JVM performance for large-memory deployments
  • understand class file structure and bytecode format

When to choose

  • you want a concise, well-organized summary of key JVM concepts in Chinese
  • you are preparing for Java interviews covering memory, GC, and class loading
  • you need a free reference to complement 'Understanding the JVM' by Zhou Zhiming

When to avoid

  • you need exhaustive, book-depth coverage of JVM internals
  • you need English-language material
  • you need hands-on tooling or code rather than conceptual notes

Facets

learning-resource · maturity active

documentation tutorials programming-languages developer-tools jvm java hotspot garbage-collection class-loading memory-management interview-prep chinese web-server

3 sources

Member repositories

RepositoryRoleHealth v2
doocs/jvmmain77

For agents

markdown · JSON · MCP: product_card(name="doocs/jvm")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem