https://omarghader.github.io/index.xml

Three months ago we had 34 microservices and 34 Grafana dashboards, each one hand-built by whoever owned that service at the time.

The bill that made me open a support ticket with myself Last October our VictoriaMetrics cluster crossed 340 million active time series and our monthly infra cost for the storage tier hit $4,900.

It’s 2:47 AM.

Every noisy alert your team learns to dismiss makes the real one easier to miss too.

I set out to build a pan-tilt security camera with an ESP32-S3 and ended up creating a fully-fledged ESP32 weather station while I was at it.

Every year I get asked the same question by teams starting from scratch: “we have Grafana, we have some dashboards, why do we still get paged for things we didn’t see coming?”

I’ll be honest: my first attempt to build an adjustable colored lamp ended with a dead LED and a faint smell of burnt hope.

A few months ago I cobbled together a simple ESP32 weather station that dutifully reported temperature and humidity to my Home Assistant dashboard.

Last winter my garage turned into a walk‑in freezer every night because I’d simply forget to flip the heater switch before bed.

Last winter, right after I had finally fine‑tuned my home‑brewed ESP32 weather station, our cat discovered the temperature sensor dangled from the windowsill and treated it as a feline punching bag.

Introduction I’ve always been slightly obsessed with knowing the exact temperature of my office.

Prometheus, Grafana, and alerting rollout that cut incident response time by 50%.

I’ve always been a bit obsessed with data, especially when it comes to understanding my home’s energy consumption.

I’ve always had this nagging anxiety about whether I remembered to close the garage door.

Build a home assistant dashboard for solar panel systems

I’ll admit it: I used to be the person who constantly refreshed my Grafana dashboards, nervously watching a CPU usage graph creep upwards.

I’ve always been a bit obsessive about air quality.

I’ll admit it: the first time I looked at a raw Prometheus metrics endpoint, I felt a bit overwhelmed.

I’ve been tinkering with smart home automation for years, always looking for clever ways to make my home more responsive.

I’ve been running my own monitoring stack for years, and if there’s one thing I’ve learned, it’s that Prometheus alone can feel like trying to store all your holiday decorations in a single shoebox.

I’ve always loved the tactile feel of a good knob.

I’ve been staring at Grafana dashboards for years now—first while monitoring complex cloud infrastructure, and more recently to keep tabs on my increasingly smart (and sometimes overly opinionated) home.

Turn ESP32 Into a BLE Beacon Scanner for Presence Detection in Home Assistant Before we begin: This guide assumes you have Home Assistant already set up and are comfortable with basic ESPHome configurations.

I’ve always been the kind of person who stares at a Grafana dashboard, watching a squiggly line, and wondering, “Is that dip normal?

I’ve always been fascinated with making my home smarter, especially when it comes to energy efficiency and comfort.

I've been battling my internet service provider for months over sporadic slowdowns that always seem to happen right before my important video calls.

I’ve always been fascinated with the idea of waking up to natural sunlight instead of a blaring alarm clock.

If you’ve ever stared at a Grafana dashboard wondering why your server’s CPU is spiking like a caffeinated squirrel, you’re not alone.

I’ve spent years tinkering with monitoring tools—first as a hobbyist automating my smart home, then professionally while scaling observability pipelines.

Ever found yourself drowning in server logs, wondering why your application crashed again at 3 AM?

Ever wanted to add some pizzazz to your smart home with colorful, dynamic lighting?

Ever stared at a mountain of logs, desperately searching for that one error that crashed your service?

Ever walked into a dark room and wished the lights would just know to turn on?

Ever had that sinking feeling when your server runs out of disk space at 3 AM?

Home Assistant tutorial featured in tutorials read by 10k+ people.

Ever walked into a room and wished the lights would just know to turn on?

I remember the first time my Prometheus server groaned under the weight of a complex Grafana dashboard—it felt like asking a toddler to solve calculus.

Ever walked into a room, arms full of groceries, only to fumble for the light switch?

Ever wanted a sleek, always-on display showing the current weather right from your Home Assistant dashboard?

Ever missed an important piece of mail because you forgot to check your mailbox?

Ever wanted to ditch your clunky old thermostat for a DIY smart version that integrates seamlessly with Home Assistant?

Ever wished your curtains could open and close on their own?

Ever wished you could turn off the lights without lifting a finger—or even getting out of bed?

Ever stared at your electricity bill and wondered, “How did I use that much power?"

Ever wondered why your allergies act up indoors or why that mysterious “musty smell” lingers?

Ever had an API go down silently, only to realize it after users started complaining?

DIY Smart Door Sensor with ESP32 and Home Assistant Ever walked out the door and wondered, Did I close it?

Ever wished your dumb air conditioner could join your smart home party?

I remember the first time my Prometheus instance crashed spectacularly after I added a new exporter.

Automate Your Garden Watering with ESP32 and Home Assistant Ever forgotten to water your plants only to find them looking like they’ve been on a desert trek?