ARM templates are a powerful way to deploy Azure resources. It’s a declarative language which express the target state. It can therefore be used to create or update resources. An ARM template is a JSON file. Once a target is big enough it becomes convenient to split the ARM template into multiple files. This can … More Deploying an ARM template hierarchy
Use case: I have a central thingy that needs to talk to a service protected by a service endpoints (e.g. storage account, Azure SQL DB, Azure Maria DB, etc.). That service is also accessible to another compute in other Virtual Networks. Is that possible? Just to make it a little more concrete, let’s give an … More Multiple Service Endpoints to multiple services
Kubernetes doesn’t know what resources (i.e. CPU & memory) your container needs. That is why you must give it some hints. If you run way under capacity and / or fairly similar pods, you do not need to do that. But if you start approaching the maximum capacity of your cluster or if you have … More Requests vs Limits in Kubernetes
[Update 05-04-2019: Erratum on the original article. Logic Apps is actually able to perform public IP filering.] Azure API Management acts as a front door to your APIs. Typically, we do not want users / apps to be able to access the underlying APIs directly since that would bypass the API Management policies, e.g. throttling, … More API Management exclusive access to Azure Function
What happens if a pod in AKS initiates a connection with a private endpoint? Which private IP address does the outbound connection uses? This is relevant for a private IP inside the same VNET, a peered VNET or an IP accessible via a VPN or Express Route. In general, the private IP of the VM … More Testing outbound connections in AKS-Kubenet and ACI
Azure Kubernetes Service (AKS) Auto Scaler is finally out there in public preview! The online documentation does a great job of getting us started. In this article I wanted to get it a little further with two things. First by showing how to use ARM templates to deploy an AKS Cluster with Auto Scaler on. … More AKS Auto Scaler with ARM Template
Cosmos DB is Azure native NoSQL database. It has awesome capabilities such as global-distribution, exceptionally high availability, throughput scalability, and much, much more. As with most NoSQL horizontally scalable databases it doesn’t have the same backup capabilities as mainstream RDBMS systems. Cosmos DB has an automated backup capability. It is always there and doesn’t affect … More Creating a Backup Solution for Cosmos DB using change feed
