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CTA Dev Meeting

→ Europe/Zurich
31/S-023 (CERN)

31/S-023

CERN

22
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Michael Davis (CERN)
    • 14:00 → 14:10
      CTA Catalogue Schema 10m

      Next CTA Schema Version

      • Version v10 backwards-incompatible changes #1151
      • Most schema changes are now in master
      • Need to add additional foreign key constraints to DISK_INSTANCE table (VO, ARCHIVE_FILE and the 3 mount rules tables)—will be done after Easter.
      • Review of schema upgrade script/Liquibase
      • Will we need a further schema change to remove deprecated columns?

      Schema and software upgrades

      • Need a process to better evaluate dependencies between software changes and schema changes and order of software/schema upgrades #1129
      • Proposal to not bundle non-backwards-compatible schema changes with other code changes #706
    • 14:10 → 14:20
      CTA Release Roadmap 10m

      See CTA Release Roadmap

      Roadmap Status

      Release 4.7.0

      • Schema changes
      • Disk system/Disk instance

      Release 4.7.1

      Code clean-up release

      • Link with XRootD 5
      • Some unit tests not passing with RelWithDebugInfo
      • Clean up git repo #1182

      Release 4.7.x

      • Tape Server Drive/session status

      Deployment Schedule

      • Release 4.6.3-1 / DB schema v4.6 has been deployed in production
      • w/c 18/04/2022 : freeze master for release 4.7 / DB schema v10.0
      • w/c 25/04/2022 : deploy v4.7 in PPS
      • w/c 2/05/2022 : deploy v4.7 in Production
    • 14:20 → 14:30
      CASTOR to CTA Migration 10m

      CASTOR clean-up tasks #677

      • CASTOR monitoring shows 87.5 million files (53.7 TB) left in CASTOR
      • Migrate CASTOR statistics to CTA
      • Vlado to move supply tapes etc. to CTA
      • Giuseppe to eventually remove CERNBox files from Hadoop tapes in the r_backup pool so they can be repacked. (No deadline has been set).
    • 14:30 → 14:40
      AOB 10m