Author: Padma Achanta
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Day 2: Configuration files in Terraform
Terraform’s core configuration typically consists of three key files: main.tf, variables.tf, and outputs.tf. These files serve distinct purposes within the infrastructure-as-code framework. Here’s a brief overview of each file’s role in a Terraform project. main.tf The file named main.tf serves as the primary configuration document for defining the infrastructure you intend to establish. This file…
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Day 1: How to Set Up Terraform in Visual Studio Code for Infrastructure Automation
Terraform, an open-source software, simplifies the management and organization of infrastructure components, such as servers, networks, and databases, whether in cloud environments or on premises. Users create configuration files that outline their requirements rather than configuring each infrastructure element manually. The terraform then handles the creation, modification, or removal of resources to align with the…
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Unintended Data Exposure Through Misconfigured Firewall Rules
Issue: When using Geo-Replication in Azure SQL Database for disaster recovery, there can be latency spikes and connection timeouts during planned or unplanned failovers between the primary and secondary regions. Failovers can result in data synchronization delays or connection drops, especially if the application is not designed to handle regional failovers seamlessly. This issue becomes…
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Azure VM Stuck in “Starting” or “Restarting” State
Issue: When attempting to restart an Azure Virtual Machine (VM), the VM may become stuck in a “Starting” or “Restarting” state for an extended period. This can occur due to various reasons, such as host-level failures, underlying infrastructure issues, or a stuck process in the VM. Solution: Step 1: Navigate to your VM in Azure…
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Unlock $50 Monthly Azure Credits with Your Visual Studio Subscription
Are you a Visual Studio subscriber? If so, you might be missing out on one of the most valuable perks available to you—$50 in monthly Azure credits! Whether you’re experimenting with cloud technologies, developing apps, or exploring Azure’s vast array of services, this subscription benefit offers an affordable way to dive into cloud computing without…
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Unplanned Failover Due to DNS Registration Failure of Availability Group Listener
In this post, we will discuss a specific issue that can lead to an unplanned failover in a SQL Server Always on Availability Group (AG). This problem occurs when the Availability Group Listener fails to register its Virtual Network Name (VNN) in DNS, which can cause client applications to lose connectivity to the primary replica,…
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Padma Achanta's Insights on Database Technologies 