Tag: Public Cloud
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Increase your application availability with a PodDisruptionBudget on Azure Kubernetes Service
This is the first blog post of a series of posts covering the topic about increasing the application availability on Azure Kubernetes Service / Kubernetes. Today we cover the PodDisruptionBudget. What is a PodDisruptionBudget? A PDB is an additional Kubernetes object that is deployed beside your Deployment, ReplicaSet or StatefulSet increasing your application’s availability. This…
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Azure Reservations and the RBAC dilemma
Cloud computing underlies a constant change. Things you take today for granted are different tomorrow. Surprisingly, even designs and implementations on the same platform can be different. Welcome to today’s topic of Azure Reservations and the RBAC dilemma. As I have written in my brief introduction, designs and implementations can be different. Azure RBAC is…
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Automate taking backups from Azure disks attached to Azure Kubernetes Service
At the beginning of 2019 I wrote a blog post about taking backups from Azure disks attached to an Azure Kubernetes Service cluster. -> https://www.danielstechblog.io/taking-backups-from-azure-disks-attached-to-aks-via-azure-automation/ Since then, some things changed. Azure Function PowerShell support went into public preview in April 2019 and the AzTable (AzureRmStorageTable) module I use in the solution had new releases. So,…
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Azure Policy for Azure Kubernetes Service
In June I already covered Azure Policy for Kubernetes in a blog post. -> https://www.danielstechblog.io/using-azure-policy-for-kubernetes/ Back then Azure Policy for AKS was in public preview. At this year’s Microsoft Ignite Azure Policy for AKS went GA. -> https://azure.microsoft.com/en-us/updates/ga-policy-addon-for-azure-kubernetes-service/ There have been some significant changes between the public preview and the GA version. First, let us…
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Unix time format in Azure Resource Manager templates
The Unix time format is represented in seconds elapsed since 01.01.1970 UTC. So, it is different from the standard time format we are used to. Depending on the Azure service some attributes in the Azure API / ARM template require the Unix time format especially Azure Key Vault keys and secrets. Those ones have two…
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Azure Kubernetes Service – Microsoft Ignite announcements
At this year’s first digital Microsoft Ignite conference Microsoft announced several GA and preview features for its Azure Kubernetes Service. GA: Azure Policy add-on for AKS GA: Ubuntu 18.04 as new base image GA: Mutate default storage class Preview: Azure RBAC for Kubernetes authorization Preview: AKS cluster start/stop feature Preview: Kubernetes 1.19 support Preview: New…