How to receive a million packets per second
Last week during a casual conversation I overheard a colleague saying: "The Linux network stack is slow! You can't expect it to do more than 50 thousand packets per second per core!" That got me thinking. While I agree that 50kpps per core is probably the limit for any practical application, what is the Linux networking stack capable of? Let's rephrase that to make it more fun: On Linux, how hard
Kvm performance optimization for ubuntu
This document discusses various techniques for optimizing KVM performance on Linux systems. It covers CPU and memory optimization through techniques like vCPU pinning, NUMA affinity, transparent huge pages, KSM, and virtio_balloon. For networking, it discusses vhost-net, interrupt handling using MSI/MSI-X, and NAPI. It also covers block device optimization through I/O scheduling, cache mode, and a
Linux packet-forwarding
続・PFN のオンプレML基盤の取り組み / オンプレML基盤 on Kubernetes 〜PFN、ヤフー〜 #2
Chapter 4. CPU Red Hat Enterprise Linux 6 | Red Hat Customer Portal
Performance Tuning Guide 1. Overview Expand section "1. Overview" Collapse section "1. Overview" 1.1. How to read this book Expand section "1.1. How to read this book" Collapse section "1.1. How to read this book" 1.1.1. Audience 1.2. Release overview Expand section "1.2. Release overview" Collapse section "1.2. Release overview" 1.2.1. New features in Red Hat Enterprise Linux 6 1.2.2. Horizontal
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lanceshelton/irqstat · GitHub - A better way to watch /proc/interrupts, designed for NUMA systems with many processors.
https://osdn.co.jp/event/kernel2003/pdf/C02.pdf
