jemalloc源码解析-内存管理-睿初科技软件开发技术博客



jemalloc源码解析-内存管理-睿初科技软件开发技术博客

前文对jemalloc的核心架构做了详细介绍， 本文重点分析jemalloc的内存管理。 jemalloc采用多级内存分配，引入线程缓存tcache, 分配区arena来减少线程间锁的争用， 提高申请释放的效率和线程并发扩展性。前面提到，jemalloc根据内存对象的大小把其分为small object, large object和huge object, 本文将分别介绍这些内存对象的申请和释放流程。


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