LHCb Trigger For Experts

This page provides information for trigger experts/shifters

Hlt Piquet Guide

• HLT Piquet Guide

Hlt Online Issues

• HLT Online Reference Guide
• Documentation for online systems (link to the online twiki)
• How to run FEST from your office (link to the online twiki)
• Configuring FEST for benchmarks
• How to attach a debugger to a process when running online (e.g. FEST)
• How to install a new version of Moore in the pit
• How to install a new TCK in the pit in the production version of Moore
• How to install a new version of Moore in the pit
• How to run HLT1 then HLT2 in LHCb1
• Archived versions of Moore in the pit
• TriggerMasks for jobs running in the Monitoring Farm

Hlt in General

• HltLine -- Basic Structural Unit of the HLT
• TCKs -- Trigger Configuration Keys
• MCTCKs -- How to make an 'MC' version of a TCK
• PrivateTCK -- Using a private TCK for running on MC with special settings
• whichTCK -- How to find out which TCK was used for a given dataset
• seeTCK -- How to see if a given TCK exists in the software
• newTCK -- How to make a new TCK based on an existing one
• re-using a TCK - Re-using a TCK from a previous version of Moore (e.g. for PassThrough and Calibration)
• updateL0TCK - Updating the L0 part of a TCK
• Hlt triggers naming convention
• MDF files -- Creating and running on them
• Tracking in HLT
• Running the upgrade HLT emulation
• Hlt discussion drop box -- for sharing tables, plots etc.
• Legacy Trigger --- discussions and plans for rerunning older trigger code in the future, 2015+
• HltRunOnePerformanceRev -- WG feedback on the trigger performance in Run-1

Routing bits

• Summary and description of HLT routing bits

Developing the HLT

• HLT Developers Checklist

Independence Tests

LHCbTCK: Pages describing the complete (L0+HLT) procedure for modifying an existing TCK

BWDivision -- BandWidth division

-- ConorFitzpatrick - 26-Sep-2013