Intro Hey! I'm Pavel from London, I'm CTO of FastNetMon and we run DDoS attack detection with on premise installations in 146 countries. This post was inspired by GitHub conversation which was triggered by Clickhouse's team decision to start asking for CPU feature called AVX for all new installations. Fortunately,

In this blog I'll cover topic about random opcode. This opcode is extremely useful as it allows us to randomise behaviour of typically pretty deterministic BPF programs.  I'll try to find out which kernel version included this new opcode. You may be familiar with great technology called BPF or you

To keep excellent customer experience with FastNetMon we use Sentry to report any failures from our installation tools implemented in Go. Today we received following anonymised report about FastNetMon Community installation failure: It was pretty clear that it caused by missing configuration policy flags for dpkg in our installer logic

Since start of FastNetMon project in 2013 Ubuntu LTS was our distribution of choice. It has all must have points for production deployments: - Very long and predictable support cycle - It offers fresh versions of kernels to address hardware support - Backed by open and transparent community of Debian

I'm Pavel, I'm CTO and co-founder of FastNetMon. I'm on mission to deliver affordable DDoS protection for companies around the World. I have strong software engineering background with focus on networks. I love Internet and I believe that it's the best invention of our age. You can expect technical content