Tools/Amazon_EFS
Amazon EFS (Elastic File System)
Serverless, fully managed NFS file system, mountable by thousands of EC2 instances or containers simultaneously across Multiple AZs. Most-used open-source equivalent is CephFS (Ceph's POSIX-compliant distributed filesystem) for large-scale shared storage; a plain self-hosted NFS server covers the same need at smaller scale without Ceph's operational overhead.