Current implementation ofan HRM system

• Currently implemented for HPSS system

• All transfers go through HRM disk

  • reasons: flexibility of pre-staging
  • disk is sufficiently cheap for a large cache
  • opportunity to optimize for same file requests

• Functionality

  • Queuing file transfers
  • File queue management
  • File clustering parameter
  • Transfer rate estimation
  • Query estimation - total time
  • Error handling

Previous slide

Next slide

Back to first slide

View graphic version