Hadoop Distributed File System Architecture, complex network, multiple nodes, data blocks, replication factor, name node, data node, rack awareness, high availability, scalable, fault-tolerant, master-slave architecture, HDFS blocks, metadata management, file read/write operations, disk storage, data processing, distributed computing, cloud infrastructure, abstract background, futuristic ambiance, neon lights, circuit boards, wires, metallic textures, 3D visualization, isometric view, detailed diagrammatic representation.