The differences between object storage, file storage and block storage are: different storage devices, different characteristics, and different shortcomings.
1. Different storage devices
1. Object storage: The corresponding storage device of object storage is swift and key-value storage.
2. File storage: The corresponding storage devices for file storage are FTP and NFS servers.
3. Block storage: The corresponding storage device of block storage is cinder and hard disk.
2. Different characteristics
1. Object storage: Object storage is characterized by high speed of block storage and maximum enjoyment of file storage.
2. File storage: File storage is characterized by a large folder where everyone can obtain files.
3. Block storage: The characteristic of block storage is that it can be used after partitioning and formatting, which is exactly the same as the hard disk built into the normal host.
3. Different disadvantages
1. Object storage: The disadvantage of object storage is that it is not compatible with multiple modes in parallel.
2. File storage: The disadvantage of file storage is the low transfer rate.
3. Block storage: The disadvantage of block storage is that it cannot fully share data.