LHCb Software Training

LHCb Starterkit

• StarterKit: First Steps in LHCb - LHCb data flow, DST exploration, LoKi Functors, DaVinci and Ganga introductions.
• ImpactKit: Second Analysis Steps in LHCb - Using git in LHCb, various analysis topics, HLT, more Ganga.
• ImpactKit Student Talks 2020 - Talks given in lieu of an impactkit workshop in 2020.
• DevelopKit: Developing for the Upgrade in LHCb - Advanced git in LHCb, various development topics, Gaudi tutorials, upgrade topics, modern C++.

Hackathon and LHCb/software/computing week tutorials

• C++ course by Sebastien Ponce at the 5th LHCb software hackathon, January 2017
• Up to date version of the C++ course by Sebastien Ponce
• Introduction to Gaudi and the new LHCB framework by Gerhard Raven at the 5th LHCb software hackathon, January 2017
• LHCb new framework Tutorial by Sebastien Ponce, initially at the 5th LHCb software hackathon, January 2017
• How to structure efficient algorithms by Christopher Jones at the 6th LHCb software hackathon, March 2017
• the GIT tool and best practices by Sebastien Ponce at the 7th LHCb software hackathon, June 2017
• emacs and vim extensions for the new framework by Adam Davis at the 7th LHCb software hackathon, June 2017
• Sharing terminals with TMATE by Manuel Schiller at the 9th LHCb software hackathon, December 2017
• Hackathon software setup by Sebastien Ponce at the 9th LHCb software hackathon, December 2017
• Vectorization tools and examples by Florian Lemaitre at the 9th LHCb software hackathon, December 2017
• Monitoring software performance with PR2 by Maciej Pawel Szymanski at the 9th LHCb software hackathon, December 2017, updated June 2018 12th (Krakow) hackathon.
• Processor architectures by Omar Awile at the 9th LHCb software hackathon, December 2017
• Tools for measuring code performance by Monir Hadji at the 9th LHCb software hackathon, December 2017
• Optimisation of memory allocations by Sebastien Ponce at the 10th LHCb software hackathon, February 2018
• New counters in Gaudi by Sebastien Ponce, initially at the 11th LHCb software hackathon, April 2018
• C++ course at the 12th LHCb software hackathon in Krakow, June 2018.
• LHCb upgrade software framework at the 17th LHCb hackathon at CERN, October 2019.
• Efficiently exploit multicore architecture - the LHCb experience at the HSF Reconstruction and Software Triggers WG, June 5th 2019 and at 1st Real Time Analysis workshop, July 15th 2019
• SIMD and data structures for efficient reconstruction algorithms at the HSF Reconstruction and Software Triggers WG, June 5th 2019.
• Gaudi CMake modernization end of intership presentation, August 16th 2019.
• VTune tutorial at the 18th LHCb software hackathon, February 2020
• Geometry and condition related presentations at the 18th LHCb software hackathon, February 2020
  • HEP detector description supporting the full experiment life cycle - Brief tutorial
  • Detector Geometry Design
  • Detector Condition Design
  • Using conditions in functional framework
  • DD4hep = LHCb integration
• Git tutorial and LHCb usage of git at 21st LHCb software hackathon, January 2021
• Gaudi Monitoring News, and how to use new histograms or write a Sink at 23rd LHCb hackathon, July 12th 2021.
• Using DD4hep in LHCb Software at 23rd LHCb hackathon, July 12th 2021.

Other hands on tutorials

• CMake Configuration for CMT users - (DEPRECATED) Basic instructions on the CMake configuration of projects for developers used to CMT.
• CMake for Gaudi-based projects - CMake configuration of Gaudi based on CMake 3.15
• Ganga Tutorial - Getting started with Ganga. Ganga Tutorial for LHCb (old), last updated 2010-10-01. Ganga by examples, last updated 2008-12-17.
• DaVinci Tutorials - Getting started with DaVinci. Requires all of the above!
• Grid and Grid Data Tutorial - Getting the most out of the grid, and saving your time. Requires all of the above! -- (assumes you use Ganga).
• ROOT vs. POOL Tutorial - Using ROOT or POOL persistency, the differences and the how-to
• Python Configurables - Getting started with Configurables (last updated 2008-12-09). Also:
  • Job configuration using Python (last updated 2008-03-18)
  • Brunel and Reconstruction Configurables (last updated 2009-03-17)
  • DaVinci Configurable (last updated 2009-03-17) and WiKi
  • Gauss Configurable
  • TupleToolsAndConfigurables, understanding the differences between configurables and their C++ classes.
• Introduction to Panoramix - Getting started with Panoramix
• GaudiPython tutorial
• Introduction to Ostap - New GitHub-based Ostap tutorials
• Ostap (formely known as PyPaw) - set of useful extensions for PyROOT
• Introduction to LoKi - Getting started with LoKi
• Getting started with Bender - New GitHub-based Bender & BenderScript tutorials
• Introduction to Bender - Getting started with Bender
• Introduction to BenderScript - Getting started with BenderScript
• MicroDST tutorial
• Tutorial on Hlt2 - last updated 2010-03-12
• Simulation, Digitization and Reconstruction - An example of simulating, digitizing and reconstructing a specific signal event file
• Book-keeping tutorial (last presented 2009-06-15). See also the presentation given on 2008-12-10 (from slide 6).
• Tutorial for MC Production contacts - last updated 2010-12-15
  • Guidelines on running Gauss at Generator level
  • Writing decfiles and analysing the results
  • Filling production requests and necessary checks
  • Obtaining the generator statistics
• Analysis preservation and reproducibility - tutorials, examples and tools

Advanced tutorials

• Simulation Advanced Tutorial: how to simulate detectors: two days tutorial covering Gauss, Boole, geometry, event model and much more
• Conditions Database Usage ( pdf)
• Event model and GaudiObjDesc tutorial ( pdf)
• The agendas and contents of tutorial sessions both at CERN and elsewhere are listed here.
• Running LHCb software in the CernVM virtual machine.
• EclipseTutorial
• SwimmingTutorial
• RooStats Tutorial
• GPU programming: Introduction to CUDA and GooFit

Older material

These are mostly obsolete but contain useful background material

• Introduction to LHCb software - part 1 - Software organisation, environment setup and CMT ( Eclipse Version)
• Introduction to LHCb software - part 2 - Algorithms, Printing, Job Options ( Eclipse Version)

Third party tutorials and courses

CERN Technical Training Programme

The full catalog is available here (CERN authentication required). In particular the following courses are recommended:

• Python: Hands-On Introduction
• Python: Advanced Hands-On

• Course ID 3935 C++ Part 1 - Hands-On Introduction
• Course ID 3936 C++ Part 2: Object-Oriented
• Course ID 4308 C++ Part 3: Hands-On Generic Programming in C++ and the STL
• Course ID 4883 C++ Part 4: Hands-On Large Scale in C++
• Course ID 4718 Hands-On Modern C++: Making the most of the 11/14 standards

• CERN openlab / Intel Parallelism, Compiler and Performance Workshop
• CERN openlab / Intel Workshop on Numerical Computing ( 07-07 February 2012 session)
  • Understand floating-point arithmetic (Jeff Arnold) slides
  • Floating-point control in the Intel C/C++ compiler and relevant libraries (Martyn Corden) slides

Advanced C++ lectures

Slides from the advanced C++ lectures given by Walter Brown at CERN in July 2009

Public domain

• Python tutorial from python.org (version specific)
• Online Python tutor

-- MarcoCattaneo - 16-Dec-2010