Microsoft Azure Cloud Storage Microsoft’s answer to their cloud competitor Amazon is finally here. Microsoft has a wide range of storage solutions, providing SaaS (software as a service), PaaS (platform as a service ) and IaaS (infrastructure as a service). Azure supports a great variety of programming languages, tools, and frameworks, ranging from Microsoft-specific to Linux, or other third-party software and systems.
In the table below we’ll look at the Hot Access Tier, as this is the most commonly used storage tier for online usage.
|Cross Region Replication|
|S3 Compatible API|
|Management interfaces||Portal, CLI, REST api|
|SLA||Best effort. Credits below 99.9%. That is 43 minutes of downtime allowed per month without having to issue credits|
|Maximum object filesize||~4.75 TB|
|Minimum object filesize|
A 0 byte file has at least 4 bytes of chargeable overhead for metadata.
Formula: 4 bytes + Len (PartitionKey + RowKey) * 2 bytes + For-Each Property(8 bytes + Len(Property Name) * 2 bytes + Sizeof(.Net Property Type))
|Recommended max file count per bucket||Unlimited, as long as you stay under 5PB across your account|
|Max filesize for a bucket|
|Maximum amount of buckets||unlimited|
|Authentication / ACL||Shared access signature allows authenticated access to objects|
|CDN integration||Azure Storage integrates with Azure’s as well as any other CDN directly|
|Peering & interconnect||Azure Storage doesn’t have special interconnects published|
|Unsupported Paid Feature Supported Unknown|