Hadoop Distributed File System
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Visit| Fact | Hadoop Distributed File System | JuiceFS |
|---|---|---|
| Architecture | An HDFS cluster primarily consists of a NameNode managing filesystem metadata and DataNodes storing data. | It stores file data in object storage and metadata separately in a metadata engine. |
| Encryption | Configured HDFS encryption provides transparent end-to-end encryption for data at rest and in transit using encryption zones and the Hadoop Key Management Server. | Documentation describes encryption in transit and client-side encryption at rest, while cached client data is not encrypted by default. |
| License | Apache Hadoop is licensed under the Apache License 2.0. | The Community Edition source code is released under Apache License 2.0. |
| Scale | HDFS is tuned for gigabyte-to-terabyte files, hundreds of nodes per cluster, and tens of millions of files in one instance. | Enterprise Edition is listed for up to 500 billion files, 4EB of data and horizontally scalable metadata throughput up to 10 million IOPS. |
HDFS suits organizations building self-hosted Hadoop storage for high-throughput batch or streaming workloads. Its stated design fits large files and clusters, rather than low-latency access needs.
JuiceFS may suit teams managing shared or large data workloads across object storage, including users of Kubernetes or Hadoop ecosystem tools. Its deployment options also address organizations that want a self-hosted, managed, or enterprise setup.