The Demise of SMC TCP ULP: A Critical Kernel Revert and the Future of Transparent Networking

 

The Linux kernel is reverting its SMC TCP ULP feature in version 6.20/7.0 due to a fundamental VFS design flaw. This deep-dive analysis explores the technical risks, the superior BPF-based alternatives, and what this means for enterprise networking, kernel security, and high-performance computing (HPC). Learn about the future of transparent socket migration.

Linux Kernel 7.0 Breakthrough: IO_uring Large Receive Buffers Unlock 30%+ CPU Efficiency for High-Speed Networking

 

Major Linux kernel upgrade: IO_uring's zero-copy receive path gets large buffer support (>4K) for 30%+ CPU efficiency gains. Learn how Linux 6.20/7.0 networking patch from Meta & Jens Axboe boosts high-end server performance, reduces latency, and optimizes resource utilization for next-gen applications.

O Kernel Linux 6.7 está para oferecer melhor desempenho para algoritmo de agendamento de pacotes FQ

 

O algoritmo de agendamento de pacotes de rede Fair Queue "FQ" do kernel Linux, que celebra seu 10º aniversário desde sua inclusão no ciclo do kernel Linux 3.12, está recebendo algumas melhorias significativas de desempenho na próxima versão do kernel Linux.