CEPH

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 memory-centric distributed storage system that acts as a caching layer between compute frameworks and storage systems. Alluxio accelerates data access by serving hot data from memory, bridging the gap between compute and storage.

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.