# reading-and-annotate-mongodb-3.6 **Repository Path**: weshell/reading-and-annotate-mongodb-3.6 ## Basic Information - **Project Name**: reading-and-annotate-mongodb-3.6 - **Description**: 分布式文档数据库mongodb-3.6(mongos、mongod、wiredtiger存储引擎)源码中文注释分析，近期持续更新(源码学习交流QQ群：568892619) - **Primary Language**: Unknown - **License**: Apache-2.0 - **Default Branch**: master - **Homepage**: None - **GVP Project**: No ## Statistics - **Stars**: 0 - **Forks**: 1 - **Created**: 2021-03-19 - **Last Updated**: 2024-08-23 ## Categories & Tags **Categories**: Uncategorized **Tags**: None ## README # reading-and-annotate-mongodb-3.6 mongodb-3.6源码注释分析，持续更新 =================================== ### 对外演讲 * [Qcon全球软件开发大会分享：OPPO万亿级文档数据库MongoDB集群性能优化实践](https://qcon.infoq.cn/2020/shenzhen/track/916) * [2019年mongodb年终盛会：OPPO百万级高并发MongoDB集群性能数十倍提升优化实践](https://www.shangyexinzhi.com/article/428874.html) * [2020年mongodb年终盛会：万亿级文档数据库集群性能优化实践](https://mongoing.com/archives/76151) * [2021年dbaplus分享：万亿级文档数据库集群性能优化实践](http://dbaplus.cn/news-162-3666-1.html) ### 专栏 * [infoq专栏：《MongoDB内核源码设计、性能优化、最佳运维实践》](https://www.infoq.cn/profile/8D2D4D588D3D8A/publish) * [oschina专栏:《mongodb内核源码中文注释详细分析及性能优化实践系列》](https://my.oschina.net/u/4087916) * [知乎专栏：《MongoDB内核源码设计、性能优化、最佳运维实践》](https://www.zhihu.com/people/yang-ya-zhou-42/columns) * [itpub专栏:《mongodb内核源码设计实现、性能优化、最佳运维实践》](http://blog.itpub.net/column/150) ### 其他 #### nginx高并发设计优秀思想应用于其他高并发代理中间件: * [高性能 -Nginx 多进程高并发、低时延、高可靠机制在百万级缓存 (redis、memcache) 代理中间件中的应用](https://xie.infoq.cn/article/2ee961483c66a146709e7e861) #### redis、nginx、memcache、twemproxy、mongodb等更多中间件，分布式系统，高性能服务端核心思想实现博客: * [中间件、高性能服务器、分布式存储等(redis、memcache、pika、rocksdb、mongodb、wiredtiger、高性能代理中间件)二次开发、性能优化，逐步整理文档说明并配合demo指导](https://github.com/y123456yz/middleware_development_learning) =================================== ### <> ### <<千万级峰值tps/十万亿级数据量文档数据库内核研发及运维之路>> * [万亿级数据库 MongoDB 集群性能数十倍提升及机房多活容灾实践](https://xie.infoq.cn/article/304a748ad3dead035a449bd51) * [百万级高并发mongodb集群性能数十倍提升优化实践(上篇)](https://my.oschina.net/u/4087916/blog/3141909) * [百万级高并发mongodb集群性能数十倍提升优化实践(下篇)](https://my.oschina.net/u/4087916/blog/3155205) * [Mongodb网络传输处理源码实现及性能调优-体验内核性能极致设计](https://my.oschina.net/u/4087916/blog/4295038) * [常用高并发网络线程模型设计及mongodb线程模型优化实践(最全高并发网络IO线程模型设计及优化)](https://my.oschina.net/u/4087916/blog/4431422) * [Mongodb集群搭建一篇就够了-复制集模式、分片模式、带认证、不带认证等(带详细步骤说明)](https://my.oschina.net/u/4087916/blog/4661542) * [Mongodb特定场景性能数十倍提升优化实践(记一次mongodb核心集群雪崩故障)](https://blog.51cto.com/14951246) * [mongodb内核源码设计实现、性能优化、最佳运维系列-mongodb网络传输层模块源码实现二](https://zhuanlan.zhihu.com/p/265701877) * [为何需要对开源mongodb社区版本做二次开发，需要做哪些必备二次开发](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/development_mongodb.md) * [对开源mongodb社区版本做二次开发收益列表](https://my.oschina.net/u/4087916/blog/3063529) * [mongodb内核源码实现、性能调优、最佳运维实践系列-数百万行mongodb内核源码阅读经验分享](https://my.oschina.net/u/4087916/blog/4696104) * [mongodb内核源码实现、性能调优、最佳运维实践系列-mongodb网络传输层模块源码实现一](https://my.oschina.net/u/4087916/blog/4295038) * [mongodb内核源码实现、性能调优、最佳运维实践系列-mongodb网络传输层模块源码实现二](https://my.oschina.net/u/4087916/blog/4674521) * [mongodb内核源码实现、性能调优、最佳运维实践系列-mongodb网络传输层模块源码实现三](https://my.oschina.net/u/4087916/blog/4678616) * [mongodb内核源码实现、性能调优、最佳运维实践系列-mongodb网络传输层模块源码实现四](https://my.oschina.net/u/4087916/blog/4685419) * [mongodb内核源码实现、性能调优、最佳运维实践系列-command命令处理模块源码实现一](https://my.oschina.net/u/4087916/blog/4709503) * [mongodb内核源码实现、性能调优、最佳运维实践系列-command命令处理模块源码实现二](https://my.oschina.net/u/4087916/blog/4748286) * [mongodb内核源码实现、性能调优、最佳运维实践系列-command命令处理模块源码实现三](https://my.oschina.net/u/4087916/blog/4782741) * [mongodb内核源码实现、性能调优、最佳运维实践系列-记mongodb详细表级操作及详细时延统计实现原理(教你如何快速进行表级时延问题分析)](https://xie.infoq.cn/article/3184cdc42c26c86e2749c3e5c) * [盘点 2020 | 我要为分布式数据库 mongodb 在国内影响力提升及推广做点事](https://xie.infoq.cn/article/372320c6bb93ddc5b7ecd0b6b) * [万亿级数据库 MongoDB 集群性能数十倍提升及机房多活容灾实践](https://xie.infoq.cn/article/304a748ad3dead035a449bd51) * [Qcon现代数据架构 -《万亿级数据库 MongoDB 集群性能数十倍提升优化实践》核心 17 问详细解答](https://xie.infoq.cn/article/0c51f3951f3f10671d7d7123e) 说明: =================================== MongoDB是一个基于分布式文件存储的数据库。由C++语言编写。旨在为WEB应用提供可扩展的高性能数据存储解决方案。 是一个介于关系数据库和非关系数据库之间的产品，是非关系数据库当中功能最丰富，最像关系数据库的。他支持的数据结构非常松散，是类似json的bson格式，因此可以存储比较复杂的数据类型。Mongo最大的特点是他支持的查询语言非常强大，其语法有点类似于面向对象的查询语言，几乎可以实现类似关系数据库单表查询的绝大部分功能，而且还支持对数据建立索引。 源码中文已注释代码列表如下： =================================== #### boost-asio网络库/定时器源码实现注释(只注释mongodb相关实现的asio库代码)(100%注释): * [asio/include/asio/detail/impl/scheduler.ipp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/impl/scheduler.ipp) * [asio/include/asio/detail/impl/epoll_reactor.ipp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/impl/epoll_reactor.ipp) * [asio/include/asio/detail/scheduler.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/scheduler.hpp) * [asio/include/asio/detail/impl/scheduler.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/impl/scheduler.hpp) * [asio/include/asio/detail/timer_queue.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/timer_queue.hpp) * [asio/include/asio/detail/timer_queue_base.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/timer_queue_base.hpp) * [asio/include/asio/detail/timer_queue_set.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/timer_queue_set.hpp) * [asio/include/asio/detail/impl/timer_queue_set.ipp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/impl/timer_queue_set.ipp) * [asio/include/asio/detail/epoll_reactor.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/epoll_reactor.hpp) * [asio/include/asio/detail/impl/epoll_reactor.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/impl/epoll_reactor.hpp) * [asio/include/asio/impl/read.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/impl/read.hpp) * [asio/include/asio/impl/write.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/impl/write.hpp) * [asio/include/asio/basic_socket_acceptor.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation//asio/include/asio/basic_socket_acceptor.hpp) * [asio/include/asio/detail/reactive_socket_service.hpp)](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/reactive_socket_service.hpp) * [asio/include/asio/basic_socket_acceptor.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/basic_socket_acceptor.hpp) * [asio/include/asio/basic_stream_socket.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/basic_stream_socket.hpp) * [asio/include/asio/detail/reactive_socket_service_base.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/reactive_socket_service_base.hpp) * [asio/include/asio/detail/reactive_socket_recv_op.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/reactive_socket_recv_op.hpp) * [asio/include/asio/detail/reactor_op.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/reactor_op.hpp) * [asio/include/asio/detail/scheduler_operation.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/scheduler_operation.hpp) * [asio/include/asio/detail/deadline_timer_service.hpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/third_party/asio-chinese-annotation/asio/include/asio/detail/deadline_timer_service.hpp) #### mongodb网络传输模块(transport)处理实现(100%注释): ###### transport_layer传输层子模块: * [transport_layer_asio.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/transport_layer_asio.h) * [transport_layer_asio.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/transport_layer_asio.cpp) * [transport_layer_manager.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/transport_layer_manager.h) * [transport_layer_manager.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/transport_layer_manager.cpp) * [transport_layer.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/transport_layer.h) ###### Ticket数据收发回调处理子模块(100%注释): * [ticket_asio.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/ticket_asio.h) * [ticket_asio.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/ticket_asio.cpp) * [ticket_impl.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/ticket_impl.h) ###### Session会话子模块(100%注释): * [session_asio.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/session_asio.h) * [session_asio.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/session_asio.cpp) * [session.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/session.h) ###### service_state_machine状态机子模块(100%注释): * [service_state_machine.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_state_machine.h) * [service_state_machine.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_state_machine.cpp) ###### service_executor服务运行(工作线程模型)子模块(100%注释): * [service_executor.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_executor.h) * [service_executor_adaptive.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_executor_adaptive.cpp) * [service_executor_adaptive.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_executor_adaptive.h) * [service_executor_synchronous.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_executor_synchronous.cpp) * [service_executor_synchronous.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_executor_synchronous.h) ###### service_entry_point_impl服务入口子模块(100%注释): * [service_entry_point.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_entry_point.h) * [service_entry_point_impl.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_entry_point_impl.cpp) * [service_entry_point_impl.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_entry_point_impl.h) * [service_entry_point_utils.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_entry_point_utils.cpp) * [service_entry_point_utils.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/transport/service_entry_point_utils.h) #### message/DbMessage/OpMsgRequest协议处理(100%注释): * [message.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/net/message.h) * [message.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/net/message.cpp) * [dbmessage.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/dbmessage.h) * [dbmessage.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/dbmessage.cpp) * [factory.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/rpc/factory.cpp) * [factory.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/rpc/factory.h) * [op_msg.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/net/op_msg.cpp) * [op_msg.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/net/op_msg.h) #### 时间嘀嗒及系统级定时器实现(100%注释): * [tick_source.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/tick_source.h) * [system_tick_source.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/system_tick_source.cpp) * [system_tick_source.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/system_tick_source.h) * [timer.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/timer.cpp) * [timer.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/util/timer.h) #### mongod/mongos服务入口处理(100%注释): * [service_entry_point_mongod.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/service_entry_point_mongod.h) * [service_entry_point_mongod.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/service_entry_point_mongod.cpp) * [service_entry_point_mongos.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/service_entry_point_mongos.h) * [service_entry_point_mongos.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/service_entry_point_mongos.cpp) #### command命令处理模块(注释完毕,命令太多，请参考前面的《command命令处理模块源码实现》): * [commands.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands.h) * [commands.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands.cpp) * [write_commands.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands/write_commands/write_commands.cpp) * [cluster_write_cmd.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/commands/cluster_write_cmd.cpp) * [strategy.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/commands/strategy.cpp) #### db.serverStatus()相关统计(注释完毕): * [server_status.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands/server_status.cpp) * [server_status.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands/server_status.h) * [server_status_internal.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands/server_status_internal.cpp) * [server_status_internal.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands/server_status_internal.h) * [server_status_metric.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands/server_status_metric.cpp) * [server_status_metric.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/commands/server_status_metric.h) #### stats相关统计(注释完毕): * [counters.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/counters.cpp) * [counters.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/counters.h) * [operation_latency_histogram.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/operation_latency_histogram.cpp) * [operation_latency_histogram.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/operation_latency_histogram.h) * [top.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/top.cpp) * [top.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/top.h) * [latency_server_status_section.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/latency_server_status_section.cpp) * [toplatency_server_status_sectionh](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/stats/latency_server_status_section.h) <<<<<<< HEAD #### OpMsgRequest和写write_ops:(insert、update、delete)转换操作: * [write_ops_gen.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/build/opt/mongo/db/ops/write_ops_gen.cpp) * [write_ops_gen.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/build/opt/mongo/db/ops/write_ops_gen.h) ======= >>>>>>> ea64c58aefde9b774f4026c57ff768f0812ee261 #### shard分片源码实现(注释进行中): ###### 分布式锁实现源码注释分析(100%注释): * [dist_lock_catalog_impl.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_catalog_impl.cpp) * [dist_lock_catalog_impl.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_catalog_impl.h) * [dist_lock_manager.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_manager.cpp) * [dist_lock_catalog.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_catalog.h) * [dist_lock_catalog_impl.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_catalog_impl.cpp) * [dist_lock_catalog_impl.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_catalog_impl.h) * [dist_lock_catalog_impl.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_catalog_impl.cpp) * [dist_lock_manager.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/dist_lock_manager.cpp) * [type_lockpings.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_lockpings.cpp) * [type_lockpings.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_lockpings.h) * [type_locks.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_locks.cpp) * [type_locks.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_locks.h) * [configsvr_enable_sharding_command.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/s/config/configsvr_enable_sharding_command.cpp) ###### 代理定期更新config.mongos实现源码注释分析(100%注释): * [sharding_uptime_reporter.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/sharding_uptime_reporter.cpp) * [sharding_uptime_reporter.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/sharding_uptime_reporter.h) * [type_mongos.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_mongos.cpp) * [type_mongos.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_mongos.h) ###### cfg复制集库表结构管理(config.databases、config.collections)(100%注释): * [type_collection.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_collection.cpp) * [type_collection.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_collection.h) * [type_database.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_database.cpp) * [type_database.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/catalog/type_database.h) ###### 分片片建shard key(100%注释): * [shard_key_pattern.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/shard_key_pattern.cpp) * [shard_key_pattern.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/s/shard_key_pattern.h) * [keypattern.cpp](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/keypattern.cpp) * [keypattern.h](https://github.com/y123456yz/reading-and-annotate-mongodb-3.6.1/blob/master/mongo/src/mongo/db/keypattern.h) mongodb存储引擎wiredtiger源码分析 =================================== https://github.com/y123456yz/reading-and-annotate-wiredtiger-3.0.0 rocksdb存储引擎源码分析 =================================== https://github.com/y123456yz/reading-and-annotate-rocksdb-6.1.2