• massive staging from tape for 2018 reprocessing campaign
  • 600k files staged from BNL tape, ~20% of the total amount in this campaign
  • almost done at BNL now (~900 left) 
  • postmortem ongoing on the performance of dCache and HPSS systems
• dCache hasn't been stable recently
  • pool crashed, and chimera name server unresponsive
  • causing SAM test failures and other production issues
    • reason under investigation, suspect it's related to the recent high number of staging requests
  • system brought back up. with lower setting on staging limit