Solutions and FAQ

Azure: Configure Instance Groups with Spot Instances
Tags: azure, cost Overview By default Kublr creates all master and worker instance groups using regular Azure on-demand instances. At the same t...
Fri, 29 Oct, 2021 at 12:06 PM
Azure: Customize Managed Disks Resource Group and Other Parameters
Tags: azure, persistence Kublr provisions an Azure cluster with a default Azure Storage Class, which results in dynamically provisioned managed disks cr...
Thu, 8 Apr, 2021 at 2:44 PM
Azure: Customize Master Nodes Network Security Rules
Tags: azure, security, network Azure master nodes network security rules for master API and master SSH (if enabled) access can be customized in the clus...
Thu, 8 Apr, 2021 at 4:09 PM
Azure: Customize Virtual Machine and Scale Sets ARM Template Resources and/or Use FIPS Images
[Supported in Kublr 1.20.0 and later] [Important changes between Kublr 1.21 and 1.22] TABLE OF CONTENTS Overview Specifying VM Image Example specif...
Wed, 29 Sep, 2021 at 1:29 PM
Azure: Customize Virtual Network and Subnets
[Supported in Kublr 1.20.0 and later] Tags: azure, network By default Kublr creates all Azure resources for an Azure Kubernetes cluster in a single ...
Thu, 8 Apr, 2021 at 2:37 PM
Azure: Include Clusters' Virtual Network Peering in the Cluster Specifications
[Supported in Kublr 1.20.0 and later] Two Azure clusters may be connected on the network level using Azure Virtual Network peering if their vnet address sp...
Mon, 22 Mar, 2021 at 4:50 PM
Azure: Master-Only Cluster
TABLE OF CONTENTS Overview Port use considerations Removing taints Method 1: use LegacyNodeRoleBehavior=false feature flag Method 2: remove master rol...
Tue, 11 Oct, 2022 at 5:32 PM
Azure: Migrate pre-Kublr-1.20 Cluster Architecture to 1.20+ Architecture
Kublr 1.20 introduced a number of improvements in Azure clusters infrastructure architecture that were not directly compatible with previously used architec...
Mon, 22 Mar, 2021 at 3:53 PM
Azure: Protect k8s API access
Tags: azure, security, network Overview For most companies, security requirements require restricting access to the network infrastructure and the managem...
Thu, 20 Jan, 2022 at 7:35 AM
Azure: Updating Node Groups with VM Changes
Tags: azure TABLE OF CONTENTS Overview Updating Node Groups of Virtual Machine Type 1. Group replacement: create a new group and remove the old one ...
Wed, 27 Oct, 2021 at 1:14 PM