Daily Dose of DevOps — SLI definition: without alert fatigue
SLI definition: without alert fatigue A platform capability becomes dangerous when ownership is implicit but authority is broad. For sli definition…
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Daily Dose of DevOps — Kubernetes observability: for regulated workloads
Kubernetes observability: for regulated workloads Scale converts an informal convention into an outage mechanism. For kubernetes observability for r…
How to Use Email API Events for Bounce Monitoring (Template-Owned Support)
TL;DR: For a marketplace contact form, choose an email API that can return durable bounce, complaint, suppression, and domain-health signals without…
Product Event Notifications: How to Compare Postmark, Resend, SendGrid, SES, and SMS
TL;DR: Keep the password-reset policy and template contract in your application, then let a provider render or deliver only what that contract permi…
Google says on-call needs eight engineers. You have three.
TL;DR. Google's SRE book works out that a 24/7 on-call rotation needs at least eight engineers. A team of two or three cannot reach that number, so…
LLM gateway on-call: the 4 incidents that actually happen
An LLM gateway is a small system with a big trust load. It's small enough for one on-call to own, and it holds your org's model credentials, its spe…
SRE Hindsight: An AI Incident Response Agent with Persistent Organizational Memory
# SRE Hindsight: An AI Incident Response Agent with Persistent Organizational Memory Incidents in production very rarely occur for the first time. A…
RecallOps: Using Hindsight to Recall Past Production Incidents
Introduction Every on-call engineer has had the same feeling: an alert fires, the symptoms look familiar, and you can't remember where you saw them…
Customer Support DNS: Migrate a Zone with 4-Gate Diff Before Nameservers
The page arrives after a customer changes nameservers: their support portal passes ownership checks, but mail for the same domain no longer behaves…
Teaching SRE in Resistant Organisations: A Phased Influence Playbook for Practitioners
In the autumn of 2019, an SRE practitioner joined a mid-size financial services firm as their first dedicated reliability engineer. Within six weeks…
Standing orders: who decides when the decision-maker is off the grid
Standing orders are pre-authorized decisions, in writing, with limits: what the on-call may do ALONE while the decision-maker is unreachable. Withou…
Your Observability Bill Is a Codebase Nobody Reviews
It started with one $120K/year config fix. By the time I stopped asking questions, it was $150K+/year in waste — and a FinOps framework I wish I'd h…
How I Write Postmortems in 5 Minutes Using AI (And Why Most SREs Are Doing It the Hard Way)
Originally published on Medium It's 2:51am. The incident is resolved. Error rate is back to zero, the rollback worked, and your on-call pager has fi…
I built an AI agent for production incidents. The interesting part is when it refuses to act.
I wrote this for the All Things Agentic Hackathon. Every incident-response demo you have seen ends the same way: something breaks, the agent fixes i…
Why a ticket-availability monitor is a state machine, not a scraper
A ticket calendar looks like an easy automation target: request a page, search for a date, and send an email when it appears. That implementation wo…
Redis — история одного падения
Пару лет назад мы устроили настоящее расследование серии инцидентов в поисках скрытого дефекта нашего Redis-клиента. Команда воспроизводила сбои под…
What the GitHub Outage Taught Us About Authentication Retries
On August 17, 2026, GitHub went through a rough day. For nearly eight hours, large parts of the platform struggled. API requests, Actions, pull requ…
Why I Chose Text Classification Tagging APIs: OpenAI, Claude, Gemini JSON Accuracy
Short answer: for an e-commerce backend that scores job candidates against a rubric, I would choose the simplest API that can hold a JSON contract,…
Template Ownership for Multi-Tenant SaaS Welcome Emails and Domain Management
The page says that a property manager never received a welcome email. The useful signal should have arrived earlier, when that tenant's sending doma…
Capacity Planning Without ML: The 80/20 Approach
There's a small industry of vendors that want to sell you machine learning capacity planning. For 95% of teams, you don't need it. You need a spread…
Infrastructure Drift: Detecting and Preventing It
Your Terraform says the firewall rule is A. The cloud console says it's B. Someone changed it manually and didn't tell anyone. This is infrastructur…
Error Budget Policies That Hold Leadership Accountable
Error budgets are useless without a policy. 'We're out of error budget' should trigger consequences. If it doesn't, you don't have an error budget —…
How We Handled Our First Major Outage (And Survived)
Three years ago we had our first real outage. Six hours of downtime. Thousands of angry users. Multiple executives on the call. Here's what we did r…
Incident Command: The Skills They Don't Teach You
Running a production incident is a skill. Most of the skill isn't technical. Here's what nobody told me when I started running incidents. Skill 1: C…
Responding to Exposed Secrets - An SRE's Incident Response Playbook
Responding to Exposed Secrets - An SRE's Incident Response Playbook Today, let's take a closer look at incident response playbooks: how to build one…
When Your Homelab Grows Up: How SQLite Took Down My k3s Control Plane
Originally published at wostal.eu . TL;DR : My Hetzner k3s lab quietly became a platform. Dozens of operators with leader-election leases hammered t…
How to Write an Incident Postmortem in 2026 (With Template)
A postmortem turns an outage into something your team learns from instead of repeats. Here is the structure, why blameless matters, and a template y…
Building your own AI SRE moves the toil; it does not remove it
Now that Chronosphere leaders are telling engineering teams to build their own AI SRE, the honest question is who ends up carrying its pager. Their…
The Reliability Roadmap: A 90-Day Plan for New SRE Teams
New SRE team at your company? Here's a 90-day plan I've used twice. It works because it balances 'show immediate value' with 'build for the long ter…
Incident Retrospectives Without Blame
I've run over 100 post-mortems. The worst ones end with 'Alice will be more careful.' The best ones end with 'we fixed the system.' Here's how you g…