The OLCF’s center-wide Lustre file system, called Spider, is the operational work file system for most OLCF computational resources. As an extremely high-performance system, Spider has over 20,000 clients, providing 32PB of disk space and can move data at more than 1TB/s. Spider comprises two filesystems, Atlas1 and Atlas2, in order to provide high availability and load balance across multiple metadata servers for increased performance.

Specifications and Features

  • Capacity: 32PB
  • Number of clients: 26,000+
  • Total OSTs: 2016
  • Default stripe count: 4
  • Default stripe size: 1MB
  • Available from: Titan, Rhea, Eos, Data Transfer Nodes

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