Rishi Agrawal profile

Rishi Agrawal

Rishi builds large-scale observability systems at last9, focusing on reliable and cost-efficient telemetry infrastructure, and writes about the practical lessons learned while operating clickhouse, victoriametrics, and opentelemetry in production.

The same seven-layer observability stack twice — sealed behind one abstraction when you buy it, and drawn layer by layer, each with the role that owns it, when you build it

Why you should (not) build your own observability stack

If you are able to build it better than your vendor, then change your vendor. Not build it.

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Rishi Agrawal

Rishi Agrawal

A Time Series Data Warehouse vs A Time Series Database

Why you need a Time Series Data Warehouse

What is a Time Series Data Warehouse? How does it help in your monitoring journey? How does it differ from a Time Series Database? That and more

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Rishi Agrawal

Rishi Agrawal