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Series · NoSQL

Deploying a self hosted financial grade MongoDB replica set

A series about the things production teaches you that no tutorial will. Real outages, real mistakes, real users affected and the lessons I wish someone had handed me before I learned them the expensive way.

By Osego Codes · 11 parts · 11 published · 206 min total · 5 followers
Start reading · Part 1
  1. My MongoDB cluster was in Bahrain. Then the missiles came.5 min · 2 May
  2. What a wiped MongoDB cluster in Bahrain taught me about cloud architecture24 min · 3 May
  3. Three regions, one private network: the Azure foundation for a production MongoDB replica set12 min · 17 May
  4. Root in the vault, intermediate on the wire: building a two-tier MongoDB PKI with Azure Key Vault22 min · 23 May
  5. The database that says no first: installing and hardening MongoDB on Azure23 min · 27 May
  6. The cluster learns to say yes: initiating a three-region MongoDB replica set with x.509 identity16 min · 5 Jun
  7. Least privilege is a claim until the database refuses you: building RBAC and custom roles on a financial-grade MongoDB cluster21 min · 13 Jun
  8. Acknowledged is not durable: write concern, read concern, and what a transaction means across three regions18 min · 29 Jun
  9. You cannot trust a guarantee you cannot watch: building observability into a three-region MongoDB cluster23 min · 9 Jul
  10. Backup and point-in-time recovery start with a topology decision31 min · 17 Jul
  11. Bellwether: an open-source reliability layer for self-hosted MongoDB11 min · 20 Sep