Observability is an Illusion

More data doesn’t always equal more insights

Aphinya Dechalert
3 min readMar 18, 2024

We’ve all been sold a shiny lie — more data equals better understanding. In the world of distributed systems, this obsession with observability has led us down a rabbit hole of dashboards, metrics, and an ever-growing pile of logs. We’re promised that if we just collect enough data, insights will magically appear.

But you know what? Sometimes, it’s a giant pain in the ass.

We were scaling rapidly, systems were becoming complex, and the idea of having all this data to track down any issue seemed like a dream. We layered on monitoring tools, collected metrics on everything imaginable, and set up alerts to catch even the slightest twitch of trouble. At first, there was a sense of control…we felt all-seeing.

Then reality hit. Turns out, visibility and understanding aren’t the same thing.

Drowning in Data

Remember when a few strategically placed log lines could give you a decent idea of what was going on? Now, sifting through the firehose of system data feels like trying to drink from Niagara Falls. There’s a metric for everything — CPU spikes, network hiccups, memory utilization, API response times galore. It’s enough to make your eyes glaze over.

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