{"id":21220726,"url":"https://github.com/ydrmaster/buddy-allocator","last_synced_at":"2025-07-10T12:31:06.729Z","repository":{"id":59280476,"uuid":"526956282","full_name":"YdrMaster/buddy-allocator","owner":"YdrMaster","description":"A new buddy allocator that allow custom buddy finding algorithm","archived":false,"fork":false,"pushed_at":"2022-11-26T01:26:02.000Z","size":313,"stargazers_count":4,"open_issues_count":0,"forks_count":1,"subscribers_count":1,"default_branch":"main","last_synced_at":"2024-10-31T11:52:14.814Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"Rust","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/YdrMaster.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2022-08-20T14:53:10.000Z","updated_at":"2023-08-26T04:49:41.000Z","dependencies_parsed_at":"2023-01-22T09:00:33.521Z","dependency_job_id":null,"html_url":"https://github.com/YdrMaster/buddy-allocator","commit_stats":null,"previous_names":[],"tags_count":3,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/YdrMaster%2Fbuddy-allocator","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/YdrMaster%2Fbuddy-allocator/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/YdrMaster%2Fbuddy-allocator/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/YdrMaster%2Fbuddy-allocator/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/YdrMaster","download_url":"https://codeload.github.com/YdrMaster/buddy-allocator/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":225637113,"owners_count":17500365,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-11-20T22:13:52.283Z","updated_at":"2024-11-20T22:13:52.911Z","avatar_url":"https://github.com/YdrMaster.png","language":"Rust","funding_links":[],"categories":[],"sub_categories":[],"readme":"# 伙伴分配器\n\n[![Latest version](https://img.shields.io/crates/v/customizable-buddy.svg)](https://crates.io/crates/customizable-buddy)\n[![Documentation](https://docs.rs/customizable-buddy/badge.svg)](https://docs.rs/customizable-buddy)\n![license](https://img.shields.io/github/license/YdrMaster/buddy-allocator)\n[![CI](https://github.com/YdrMaster/buddy-allocator/actions/workflows/build.yml/badge.svg?branch=main)](https://github.com/YdrMaster/buddy-allocator/actions)\n[![issue](https://img.shields.io/github/issues/YdrMaster/buddy-allocator)](https://github.com/YdrMaster/buddy-allocator/issues)\n\n伙伴分配器。\n\n用法参见[性能测试示例](/examples/bench.rs)和[自定义实现示例](/examples/debug.rs)。\n\n与常见的实现的区别：\n\n- 定义了伙伴行\\*的接口，支持替换伙伴查找算法。内置 usize bitmap 和单链表实现，可以自定义实现；\n- 定义了寡头行的不同接口。伙伴分配器定义为一个二叉森林，可以有多个根。所有根的集合是最顶层的一行，因为没有相邻伙伴合并的行为，称为寡头行；\n- 使用 `transfer` 将内存块转移给分配器，使用 `snatch` 从分配器取出内存块，动态控制分配器管理的内存块；\n- 不包含锁或加锁版本的接口，要实现 `GlobalAlloc` 或 `Allocator` 需要自定义可变性管理方式；\n  \u003e 单线程的应用建议不加锁，用某种 `Cell` 描述可变性；\n- 带有多种分配接口，分别基于一个类型、一个布局描述或原始参数分配；\n\n---\n\n\u003e **NOTICE** “行”是 háng。意为伙伴分配器管理的同样大小的那一组块。\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fydrmaster%2Fbuddy-allocator","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fydrmaster%2Fbuddy-allocator","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fydrmaster%2Fbuddy-allocator/lists"}