Alluxio

A distributed file system designed to run on commodity hardware as part of the Apache Hadoop ecosystem. HDFS provides high-throughput access to application data and is the foundation for storing massive datasets in Hadoop-based data platforms.

A unified, distributed storage system providing object, block, and file storage in a single platform. CEPH is designed for excellent performance, reliability, and scalability, widely used in cloud infrastructure and data center environments.

A high-performance, cloud-native file system driven by object storage. JuiceFS provides a POSIX-compatible interface backed by cloud storage like S3, making it easy to mount cloud storage as a local file system for data processing workloads.