Capacity Requirements:

• How long should the raw data be kept
  • In the live database
    • 12 Months (less than 1.5 TB).
  • In long term storage (aka tape?).
    • For ever.

• What information should be kept for the ‘archived’ data:
  • Aggregate per week, per Success/Failure, per VO, per User, per Site, per source, per destination.

• How long should the summary data be kept.
  • For Ever (26 Gb a year at 2008 estimate rate)

• The requirement is for Gratia to support a total of:
  • 12 OSG Grid jobs run per seconds.
  • 44 Data transfer per seconds (DCache and Gridftp) for 2008.