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Use case for File Storage, Block Storage and Object Storage

File Storage Use Cases
Despite what it lacks, file-level storage makes sense for a wide variety of scenarios, including:
File sharing: If you just need a place to store and share files in the office, the simplicity of file-level storage is where it’s at.
Local archiving: The ability to seamlessly accommodate scalability with a scale-out NAS solution makes file-level storage a cost effective option for archiving files in a small data center environment.
Data protection: Combined with easy deployment, support for standard protocols, native replication, and various drive technologies makes file-level storage a viable data protection solution.
Block Storage Use Cases
The unique ability to create volumes that essentially act as hard drives makes block storage useful for a wide range of applications, including:
Databases: Block storage is common in databases and other mission-critical applications that demand consistently high performance.
Email servers: Block storage is the defacto standard for Microsoft’s popular email server Exchange, which doesn’t support file or network-based storage systems.
RAID: Block storage can create an ideal foundation for RAID arrays designed to bolster data protection and performance by combining multiple disks as independent volumes.
Virtual machines: Virtualization software vendors such as VMware use block storage as file systems for the guest operating systems packaged inside virtual machine disk images.
Object Storage Use Cases
Big data: Object storage has the ability to accommodate unstructured data with relative ease. This makes it a perfect fit for the big data needs of organizations in finance, healthcare, and beyond.
Web apps: You can normally access object storage through an API. This is why it’s naturally suited for API-driven web applications with high-volume storage needs.
Backup archives: Object storage has native support for large data sets and near infinite scaling capabilities. This is why it is primed for the massive amounts of data that typically accompany archived backups.
 
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