{"id":19163028,"url":"https://github.com/peterrk/estuary","last_synced_at":"2025-12-25T11:38:52.087Z","repository":{"id":92973794,"uuid":"306148887","full_name":"PeterRK/estuary","owner":"PeterRK","description":"Dictionary designed for read-mostly scene.","archived":false,"fork":false,"pushed_at":"2025-04-17T05:06:49.000Z","size":721,"stargazers_count":14,"open_issues_count":0,"forks_count":3,"subscribers_count":2,"default_branch":"main","last_synced_at":"2025-04-19T21:25:44.325Z","etag":null,"topics":["big-data","concurrency","hashmap","high-performance","recommender-system"],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"lgpl-2.1","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/PeterRK.png","metadata":{"files":{"readme":"README-CN.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,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null}},"created_at":"2020-10-21T21:11:17.000Z","updated_at":"2025-04-17T05:06:53.000Z","dependencies_parsed_at":"2025-04-20T15:15:18.107Z","dependency_job_id":null,"html_url":"https://github.com/PeterRK/estuary","commit_stats":null,"previous_names":[],"tags_count":1,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/PeterRK%2Festuary","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/PeterRK%2Festuary/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/PeterRK%2Festuary/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/PeterRK%2Festuary/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/PeterRK","download_url":"https://codeload.github.com/PeterRK/estuary/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":252866124,"owners_count":21816397,"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":["big-data","concurrency","hashmap","high-performance","recommender-system"],"created_at":"2024-11-09T09:13:55.571Z","updated_at":"2025-12-25T11:38:52.080Z","avatar_url":"https://github.com/PeterRK.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"# 零丁洋\n专为读多写少的场景优化的高性能KV字典。\n\n![](images/estuary-read.png)\n单机可提供两亿QPS的读取性能（图中单位为百万）。\n![](images/estuary-write.png)\n在放弃落盘的情况下写入QPS可以达两百万以上。\n\n### 关键特性\n* 无锁读取\n* 较高的读取性能\n* 支持变长键值数据\n* 理论上存在小概率的失败\n* 可以接受的空间开销（平均每项21字节+10%的数据大小）\n* 要求CPU支持64位小端序\n\n\n## 幸运版\n\n![](images/lucky-read.png)\n单机可提供数亿QPS的读取性能（图中单位为百万）。\n![](images/lucky-write.png)\n在放弃落盘的情况下写入QPS可以达百万以上。\n\n### 关键特性\n* 无锁读取\n* 超高的读取性能\n* 只支持定长键值数据\n* 理论上不安全，但实际可用\n* 合理的空间开销（平均每项10字节）\n* 要求CPU支持64位小端序\n\n\n## 只读解决方案\n* [紧凑版](https://github.com/PeterRK/fastCHD)\n* [极速版](https://github.com/PeterRK/SSHT)\n\n---\n[【中文】](README-CN.md) [【英文】](README.md)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpeterrk%2Festuary","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fpeterrk%2Festuary","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpeterrk%2Festuary/lists"}