Cost Optimization Archives

Azure Storage Redundancy Explained: LRS vs ZRS vs GRS vs GZRS

Six redundancy options are really three yes/no questions. What each one protects against, why none of them is a backup, and how to pick per medallion layer.

Azure Databricks Instance Types Explained: Which Worker Type to Choose

General Purpose, Memory Optimized, disk cache accelerated, Storage Optimized, GPU — what each one actually solves, and how to read the VM name so the dropdown stops being a guess.

Databricks Clusters Explained: Why My Pipeline Doubled the Bill

A walkthrough of what each Databricks compute type actually is — job cluster, all-purpose, SQL Warehouse, serverless — told through one pipeline that quietly cost twice what it should have.