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Limitations of Azure Storage Account

In this article we will know Limitation of Azure Blob, Azure Table, Azure Queues, File and Resource Limitation of Azure Storage Account.

Resource Limitation of Azure Storage Account

Resource Limit
Azure Resource Manager - Number of storage accounts per region per subscription, including both standard and premium accounts 250
Azure Service Management - Storage accounts per subscription, including both standard and premium accounts 100
Maximum Size of Storage Account 500 TB (Terabyte)
Maximum size of a 1 Blob Container, Table Storage, or Queue 500 TB (Terabyte)
Maximum size of a block in a block blob 100 MB
Maximum number of blocks in a Block Blob or Append Blob 50,000
Maximum size of a Block Blob 50,000 X 100 MB = Approx 4.78 TB
Maximum size of a block in an append blob 4 MB
Maximum size of an append blob 50,000 X 4 MB (approx. 195 GB)
Maximum size of a page blob 8 TB
Maximum size of a table entity 1 MB
Maximum number of properties in a table entity 252
Maximum size of a message in a queue 64 KB
Maximum size of a file share 5 TB
Max size of a file in a file share 1 TB
Max number of files in a file share Only limit is the 5 TB total capacity of the file share
Max IOPS per share 1000
Max number of blob containers, blobs, file shares, tables, queues, entities, or messages per storage account Only limit is the 500 TB storage account capacity
Max number of stored access policies per container, file share, table, or queue 5
Target throughput for single blob Up to 60 MB per second, or up to 500 requests per second
Target throughput for single queue (1 KB messages) Up to 2000 messages per second
Target throughput for single table partition (1 KB entities) Up to 2000 entities per second
Target throughput for single file share Up to 60 MB per second
Maximum Request Rate per storage account Blobs: 20,000 requests per second for blobs of any valid size (capped only by the account's ingress/egress limits)
Files: 1000 IOPS (8 KB in size) per file share
Queues: 20,000 messages per second (assuming 1 KB message size)
Tables: 20,000 transactions per second (assuming 1 KB entity size)




Brijesh Kumar



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About Author

Brijesh Kumar

Database Developer

I have more then 6 years Experience in Microsoft Technologies - SQL Server Database, ETL Azure Cloud - Azure SQL Database, CosmosDB, Azure Data Factory, PowerBI, Web Job, Azure Function, Azure Storage, Web Apps, Powershall and Database Migration On-Premise to Azure Cloud.
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