https://answer.freetools.me/tags/%E9%AB%98%E6%80%A7%E8%83%BD%E7%BD%91%E7%BB%9C/ Recent content in 高性能网络 on Answer Hugo -- 0.152.2 zh-cn Sat, 21 Mar 2026 23:17:16 +0800 https://answer.freetools.me/dpdk%E5%A6%82%E4%BD%95%E5%9C%A8%E5%8D%81%E4%BA%94%E5%B9%B4%E9%97%B4%E9%87%8D%E5%A1%91%E9%AB%98%E9%80%9F%E7%BD%91%E7%BB%9C%E5%A4%84%E7%90%86%E4%BB%8E%E5%86%85%E6%A0%B8%E6%97%81%E8%B7%AF%E5%88%B0%E7%94%A8%E6%88%B7%E6%80%81%E6%95%B0%E6%8D%AE%E5%B9%B3%E9%9D%A2%E7%9A%84%E6%8A%80%E6%9C%AF%E5%8D%9A%E5%BC%88/ Sat, 21 Mar 2026 23:17:16 +0800 https://answer.freetools.me/dpdk%E5%A6%82%E4%BD%95%E5%9C%A8%E5%8D%81%E4%BA%94%E5%B9%B4%E9%97%B4%E9%87%8D%E5%A1%91%E9%AB%98%E9%80%9F%E7%BD%91%E7%BB%9C%E5%A4%84%E7%90%86%E4%BB%8E%E5%86%85%E6%A0%B8%E6%97%81%E8%B7%AF%E5%88%B0%E7%94%A8%E6%88%B7%E6%80%81%E6%95%B0%E6%8D%AE%E5%B9%B3%E9%9D%A2%E7%9A%84%E6%8A%80%E6%9C%AF%E5%8D%9A%E5%BC%88/ DPDK作为内核旁路技术的代表，在十五年间重塑了高速网络处理的方式。本文深入分析其技术原理、架构设计、性能权衡，以及与XDP、io_uring、RDMA等技术的博弈，帮助读者理解何时应该选择DPDK，何时应该寻找替代方案。 https://answer.freetools.me/rdma%E5%A6%82%E4%BD%95%E8%AE%A9%E7%BD%91%E7%BB%9C%E4%BC%A0%E8%BE%93%E7%BB%95%E8%BF%87cpu%E4%BB%8E%E5%86%85%E6%A0%B8%E6%97%81%E8%B7%AF%E5%88%B0%E9%9B%B6%E6%8B%B7%E8%B4%9D%E7%9A%84%E5%9B%9B%E5%8D%81%E5%B9%B4%E6%8A%80%E6%9C%AF%E6%BC%94%E8%BF%9B/ Tue, 10 Mar 2026 16:13:58 +0800 https://answer.freetools.me/rdma%E5%A6%82%E4%BD%95%E8%AE%A9%E7%BD%91%E7%BB%9C%E4%BC%A0%E8%BE%93%E7%BB%95%E8%BF%87cpu%E4%BB%8E%E5%86%85%E6%A0%B8%E6%97%81%E8%B7%AF%E5%88%B0%E9%9B%B6%E6%8B%B7%E8%B4%9D%E7%9A%84%E5%9B%9B%E5%8D%81%E5%B9%B4%E6%8A%80%E6%9C%AF%E6%BC%94%E8%BF%9B/ 深入解析RDMA远程直接内存访问的技术原理：从内核旁路、零拷贝机制到Queue Pair架构，系统阐述InfiniBand、RoCE、iWARP三种协议的设计权衡，揭示RDMA如何实现亚微秒级延迟和高带宽传输，以及在AI训练、分布式存储等场景的工程实践。