Use this Azure Data Lake Cost Calculator to estimate your monthly cloud storage and transaction expenses for Data Lake Storage Gen2 (ADLS Gen2). Simply input your expected storage capacity and operation volumes to receive a quick cost projection.
Azure Data Lake Cost Calculator
Detailed Calculation Steps:
Azure Data Lake Cost Calculator Formula
Total Cost = (Storage GB * Storage Rate) + (Operations 10k * Operation Rate) + (Egress GB * Egress Rate)
Formula Source: Azure Data Lake Pricing, Azure Storage Tiers
Variables
- Monthly Data Stored (GB): The average amount of data, in Gigabytes, stored in the Data Lake during the month. This drives the primary storage cost.
- Monthly Data Operations (in 10,000s): The volume of transactions (reads, writes, lists, deletes) performed on the data. Costs are typically calculated per 10,000 operations.
- Monthly Data Egress (GB): The amount of data, in Gigabytes, transferred out of the Azure region (e.g., to the public internet).
What is Azure Data Lake Cost Calculator?
The Azure Data Lake Cost Calculator is an estimation tool designed to provide a preliminary monthly expenditure forecast for using Azure Data Lake Storage Gen2 (ADLS Gen2). ADLS Gen2 is Microsoft’s petabyte-scale, high-availability data lake solution built on Azure Blob Storage.
Accurate cloud cost projection is vital for budgeting and avoiding “bill shock.” Unlike simple file storage, ADLS Gen2 costs are multifaceted, primarily driven by three components: the volume of data stored (Capacity), the frequency of data access (Operations/Transactions), and data moving out of the region (Egress). This calculator helps users understand how changes in these variables impact their total cloud expenditure.
How to Calculate Azure Data Lake Cost (Example)
Let’s use the provided default rates (Storage: $0.02/GB, Ops: $0.0004/10k, Egress: $0.087/GB).
- Determine Storage Cost: If you store 500 GB, the cost is: 500 GB * $0.02/GB = $10.00.
- Determine Operations Cost: If you perform 200,000 operations (20 units of 10,000), the cost is: 20 * $0.0004 = $0.008.
- Determine Egress Cost: If you transfer 5 GB of data out of the region, the cost is: 5 GB * $0.087/GB = $0.435.
- Calculate Total Cost: Sum all components: $10.00 + $0.008 + $0.435 = $10.443.
Frequently Asked Questions (FAQ)
What is the difference between Storage and Operations cost?
Storage cost is a fixed monthly fee based on the amount of data (GB) you retain, regardless of whether you access it. Operations cost is variable, based on how many times you interact with the data (reads, writes, deletes, etc.).
Are the rates used in this calculator exact?
No. The rates used are simplified estimates based on general US region (Hot Tier) pricing for illustration. Actual Azure Data Lake costs vary significantly based on geographic region, redundancy options (LRS, GRS), and access tier (Hot, Cool, Archive).
Does this calculator include compute costs (e.g., Azure Synapse)?
No. This calculator is strictly for the Data Lake Storage component (ADLS Gen2). Compute services that process the data, such as Azure Synapse, Azure Databricks, or Azure HDInsight, have separate, complex pricing models that are not included here.
Why is Data Egress cost included but Ingress is not?
Azure typically charges zero cost for data transfer (ingress) into the Data Lake Storage. However, transferring data out of the Azure region (egress) incurs a fee, which can be a significant cost driver for cloud solutions.