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Night incident: monolith stabilization in prod

https://sudonull.com/night-incident-monolith-stabilization-in-prod

Breakdown of night alert in production: from pager to stabilization. SRE roles, security compromises, lessons on queues and DB. For middle/senior dev. Read the case.

DevOps evolution: pitfalls and practices

https://sudonull.com/devops-evolution-pitfalls-and-practices

Breakdown of mature DevOps: from hype to pipeline, automation risks, Team Topologies and self-service. How to preserve skills in SRE — for middle/senior. Read cases and practices.

What Is Site Reliability Engineering and Why Does It Matter

https://sudonull.com/what-is-site-reliability-engineering-and-why-does-it-matter

Learn what is site reliability engineering and why does it matter for modern business. Discover SRE principles, SLOs, error budgets, and how they boost reliability and innovation.

Reverse 9S12HY64: patching without disassembler

https://sudonull.com/reverse-9s12hy64-patching-without-disassembler

Learn how to modify the dashboard display on 9S12HY64 via I²C sniffing and SREC patching. Step-by-step breakdown for embedded developers. Apply in practice.

VXLAN MacSec: infrastructure connectivity between DC

https://sudonull.com/vxlan-macsec-infrastructure-connectivity-between-dc

Configuring VXLAN tunnel with MacSec for L2 network between cloud providers. Step-by-step commands, tcpdump examples, scaling. Ideal for DevOps and SRE. Study the configuration.

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