9 Sharing data volumes between machines: EFS
This chapter covers
- Creating a highly available network filesystem
- Mounting a network filesystem on multiple EC2 instances
- Sharing files between EC2 instances
- Tweaking the performance of your network filesystem
- Monitoring possible bottlenecks in your network filesystem
- Backing up your shared filesystem
Many legacy applications store state in a filesystem on disk. Therefore, using Amazon S3—an object store, described in chapter 7—isn’t possible without modifying the application. Using block storage as discussed in the previous chapter might be an option, but it doesn’t allow you to access files from multiple machines. Because block storage persists data in a single data center only, AWS promises an ...
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