8 Storing data on hard drives: EBS and instance store
This chapter covers
- Attaching persistent storage volumes to an EC2 instance
- Using temporary storage attached to the host system
- Backing up volumes
- Testing and tweaking volume performance
- Differences between persistent (EBS) and temporary volumes (instance store)
Imagine your task is to migrate an enterprise application being hosted on-premises to AWS. Typically, legacy applications read and write files from a filesystem. Switching to object storage, as described in the previous chapter, is not always possible or easy. Fortunately, AWS offers good old block-level storage as well, allowing you to migrate your legacy application without the need for expensive modifications.
Block-level storage ...
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