This is the repository of the data quality control (QC) software for the ALICE O² system.

For a general overview of our (O2) software, organization and processes, please see this page.

• QuickStart

  • Read this first!
  • Requirements
  • Setup
    • Environment loading
  • Execution
    • Basic workflow
    • Readout chain
    • Post-processing example

• Modules development

  • Context
    • QC architecture
    • DPL
    • Data Sampling
    • Code Organization
    • Developing with aliBuild/alienv
    • User-defined modules
    • Repository
  • Module creation
  • Test run
    • Saving the QC objects in a local file
  • Modification of the Task
  • Check
    • Configuration
    • Implementation
  • Quality Aggregation
    • Quick try
    • Configuration
    • Implementation
  • Committing code
  • Data sources
    • Readout
    • DPL workflow
    • Run number and other run attributes
  • A more advanced example
  • Monitoring

• The post-processing framework

  • The post-processing framework
    • Post-processing interface
    • Configuration
    • Running it
  • Convenience classes
    • The TrendingTask class
    • The TRFCollectionTask class
  • More examples

• Advanced topics

  • Framework
    • Plugging the QC to an existing DPL workflow
    • Production of QC objects outside this framework
    • Multi-node setups
    • Batch processing
    • Moving window
    • Writing a DPL data producer
    • QC with DPL Analysis
  • CCDB / QCDB
    • Access run conditions and calibrations from the CCDB
    • Custom metadata
    • Details on the data storage format in the CCDB
    • Local CCDB setup
  • QCG
    • Display a non-standard ROOT object in QCG
    • Canvas options
    • Local QCG (QC GUI) setup
  • FLP Suite
    • Developing QC modules on a machine with FLP suite
    • Switch detector in the workflow readout-dataflow
    • Get all the task output to the infologger
    • Using a different config file with the general QC
    • Enable the repo cleaner
  • Configuration
    • Definition and access of task-specific configuration
    • Configuration files details
  • Miscellaneous
    • Data Sampling monitoring
    • Monitoring metrics

Where to get help

• Discourse: https://alice-talk.web.cern.ch/
• JIRA: https://alice.its.cern.ch
• O2 development newcomers' guide: https://aliceo2group.github.io/quickstart
• Doxygen: https://aliceo2group.github.io/QualityControl/
• CERN Mailing lists: alice-o2-wp7 and alice-o2-qc-contact