Monthly Archive: January 2020

Jan 29

Terraform + Azure Availability Zones

Azure Portal - VMSS - Availability Zone Allocation

While learning Terraform some time back, I wanted to leverage Availability Zones in Azure. I was specifically looking at Virtual Machine Scale Sets. https://www.terraform.io/docs/providers/azurerm/r/virtual_machine_scale_set.html Looking at the documentation Terraform has, I noticed there is no good example on using zones. So, I tried a few things to see what was really needed for that field. …

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Jan 27

Removing an Azure Application Gateway

While working with Terraform scripts I created many Azure Application Gateways. Sometime after they were created I would delete them as they were only needed to prove my scripts were working with Azure DevOps. I was using Terraform functions and special *magic* to get things just right. Then I noticed one of my App Gateways …

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Jan 25

Azure Cosmos DB Replication

Multi-Region Replication

While learning about Cosmos DB I had a lot of misunderstandings around consistency levels. And, it’s not surprising. Many people, certainly those coming from a SQL Server background like I did, have these misunderstandings. But, before I can jump into Cosmos DB consistency levels (covered in another post) I have to cover replication. This post …

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