线程安全

线程安全问题是一个比较重要的问题，在多线程环境下，如果没有考虑到线程安全问题，就会导致发生一些莫名其妙的异常情况。例如对于获取功能服玩家这个操作，如果不考虑线程安全问题，那么在获取的时候这个玩家可能会被修改，导致获取到的玩家出现问题。一般使用锁来保证线程安全，例如读写锁等。

https://www.cnblogs.com/mmc9527/p/10430139.html

https://blog.youkuaiyun.com/u011726005/article/details/82670730

https://blog.youkuaiyun.com/wonderisland/article/details/16940925?utm_source=blogxgwz5

https://blog.youkuaiyun.com/Primeprime/article/details/51981280?utm_source=blogxgwz6

https://blog.youkuaiyun.com/KellyGod/article/details/70148348?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-20-70148348.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/m0_37621078/article/details/88628916?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-19-88628916.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/u011808673/article/details/80811998?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-14-80811998.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/what951006/article/details/77916490?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-13-77916490.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/liangshui999/article/details/102544915?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-11-102544915.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/angbao4913/article/details/102239684?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-10-102239684.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/m0_38132420/article/details/71699517?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-9-71699517.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/flyfish1986/article/details/44098629?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-8-44098629.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/weiwangchao_/article/details/7475835?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-7-7475835.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/lizun7852/article/details/88753218?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~baidu_landing_v2~default-3-88753218.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://blog.youkuaiyun.com/hl_zzl/article/details/84637415?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-1-84637415.nonecase&utm_term=c++%20%E5%A4%9A%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8

https://www.zhihu.com/question/29987589

https://blog.youkuaiyun.com/zhang_sinner/article/details/43988447