Category Archives: Azure Virtual Machine

Azure Virtual Machine Disk Types

Virtual machines in Azure uses disks as a place to store an operating system, applications, and data. All Azure virtual machines have at least two disks – a Windows operating system disk (in the case of a Windows VM) and a … Continue reading

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Azure Scale Sets

Virtual machine scale sets are an Azure Compute resource you can use to deploy and manage a set of identical VMs. With all VMs configured the same, VM scale sets are designed to support true auto-scale – no pre-provisioning of … Continue reading

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Update and Fault Domains on Azure

Update Domains and Fault Domains helps Azure maintain high availability and fault tolerance when deploying and upgrading applications. Update Domains An update domain allows Azure to perform incremental or rolling upgrades across a deployment.  Each update domain contains a set … Continue reading

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Azure Availability Sets

As an Azure administrator you must be prepared for planned (updates) and unplanned (hardware) failures. One way to prepare is with availability sets. An availability set is a logical grouping of two or more virtual machines. When creating Availability sets keep these … Continue reading

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Azure IP Allocation Methods

Public IP Addresses There are two methods in which an IP address is allocated to a public IP resource – dynamic or static. In the dynamic allocation method the IP address is not allocated at the time of its creation. Instead, … Continue reading

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Types of Azure IP Addresses

You can assign IP addresses to Azure resources to communicate with other Azure resources, your on-premises network, and the Internet. There are two types of IP addresses you can use in Azure: Public IP addresses: Used for communication with the Internet, … Continue reading

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Generating SSH Keys for Connecting to Azure Linux VMs

When connecting to Linux virtual machines via SSH you will need to create public and private keys and create a secure shell (SSH) tunnel from the host to the Linux virtual machines on Azure. Azure requires at least a 2048-bit … Continue reading

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