CTA deployment meeting

Thursday 6 Aug 2020, 14:00 → 16:00 Europe/Zurich

600/R-001 (CERN)

Michael Davis (CERN)

14:00 → 14:10 Getting ALICE into Production

• Feedback from Julien's meeting with Cristi / status of ALICEDAQ decommissioning
• Status of ALICE instances (RO, PPS, PROD)
• Where will ALICE recall from at the end of August when the RO instance is decommissioned?
• Review TO DO list: Putting EOSCTAALICE into Production
• Do we understand the 1,000 limit on number of clients for recall (ALICE want 10,000)?
• ALICE check file is safely on tape

14:10 → 14:20 Getting LHCb into Production

• See Putting EOSCTALHCB into Production (CodiMD)
• Status of Dirac integration
• Status of XRootD TPC with delegation

14:20 → 14:30 Getting PUBLIC into Production

• See Putting EOSCTAPUBLIC into Production
• Meeting with NA62 tomorrow. They will explain their data transfer workflows.
• Move from single copy to dual copy. (1) test dual-copy writing, (2) test repack of single-copy fileclass to a dual-copy fileclass.
• See also #856: Migrate NA62 from CASTOR to CTA

14:30 → 14:40 CTA Software Issues

Database

• Drop support for SQLite database files

File Lifecycle

• Zero-length files on the FST.
• Late migrated files. What should happen to files where the transfer fails and the file is left behind on disk?

CASTOR to CTA migration

• Test migration of a VO from CASTOR to CTA while the instance is in use.

14:40 → 14:45 AOB