Fifth INFN International School on: "Architectures, tools and methodologies for developing efficient large scale scientific computing applications" ESC13 - Bertinoro (Forlì-Cesena) Italy 20-26 October 2013

20 Oct 2013, 16:00 → 26 Oct 2013, 15:00 Europe/Rome

Bertinoro

Exercises web page

Sunday 20 October

Registration and Welcome

20:30 Welcome Dinner

Monday 21 October

Session 1

1 Welcome and opening remarks

Speaker: Mauro Morandin (PD)

Slides welcome.pdf

2 Concepts of performance and efficiency

Speaker: Dr Peter Elmer (Princeton University)

Slides esc13-intro-perf.pdf

3 Modern processors and related optimisation topics - Part 1

Speaker: Mr Sverre Jarp (CERN)

Slides ESC_Lecture_Jarp_October2013_V2_presented.pdf

10:40 Coffee break

4 Modern processors and related optimisation topics - Part 2

Speaker: Mr Sverre Jarp (CERN)

5 Introduction to Performance tuning tools

Speaker: Dr Peter Elmer (Princeton University)

Exercises http://cern.ch/elmer/esc13

git repository for exercises https://github.com/pelmer/esc

12:40 Lunch break

6 Floating point computation: accuracy, optimization, vectorization (with exercises)

Speaker: Vincenzo Innocente (CERN)

Slides OptimalFloatingPoint2013.pdf

7 Floating point computation: accuracy, optimization, vectorization (with exercises)

Speaker: Vincenzo Innocente (CERN)

15:45 Coffee break

8 Floating point computation: accuracy, optimization, vectorization (with exercises)

Speaker: Vincenzo Innocente (CERN)

Vincenzo's git site https://github.com/VinInn/FPOptimization

9 Floating point computation: accuracy, optimization, vectorization (with exercises)

Speaker: Vincenzo Innocente (CERN)

10 Student lightning presentations

Slides MONDAY_21_OCTOBER.pdf

20:30 Dinner

Tuesday 22 October

Session 2

11 Efficient C++ coding (with exercises)

Speaker: Dr Francesco Giacomini (CNAF)

Slides efficient_c++.odp efficient_c++.pdf

12 Efficient C++ coding (with exercises)

Speaker: Dr Francesco Giacomini (CNAF)

10:10 Coffee break

13 Efficient C++ coding (with exercises)

Speaker: Dr Francesco Giacomini (CNAF)

14 Efficient C++ coding (with exercises)

Speaker: Dr Francesco Giacomini (CNAF)

12:40 Lunch break

15 The Memory Crisis

Speaker: Dr Peter Elmer (Princeton University)

Slides esc13-memory-lecture.pdf

16 How memory allocation works

Speaker: Dr Peter Elmer (Princeton University)

15:45 Coffee break

17 Exercises - Memory Allocations

Speaker: Dr Peter Elmer (Princeton University)

18 Exercises - Memory Allocations

Speaker: Dr Peter Elmer (Princeton University)

19 Student lightning presentations

Slides Tuesday_22_October.pdf

20:30 Dinner

Wednesday 23 October

Session 3

20 Exercises (Floating Point, Memory use, C++)

Speakers: Dr Francesco Giacomini (CNAF), Dr Peter Elmer (Princeton University), Vincenzo Innocente (CERN)

exercises (web site) http://elmer.web.cern.ch/elmer/esc13/

21 Exercises (Floating Point, Memory use, C++)

10:10 Coffee break

22 Exercises (Floating Point, Memory use, C++)

23 Exercises (Floating Point, Memory use, C++)

12:20 Lunch break

Session 4: Introduction to parallel computing

24 Motivation.... The power wall and the emergence of ubiquitous heterogeneous computing

Speaker: Dr Tim Mattson (Intel)

Slides 04_Intro_to_par_prog.pdf

25 Parallel Computing: basic concepts and vocabulary

Speaker: Dr Tim Mattson (Intel)

15:30 Coffee break

26 Parallel hardware: from SMP to GPU to clusters to massively parallel supercomputers

Speaker: Dr Tim Mattson (Intel)

27 Core design patterns of parallel algorithms

Speaker: Dr Tim Mattson (Intel)

18:00 Social Tour

20:30 Social dinner

Casa Artusi Restaurant

Thursday 24 October

Session 5: Hands on introduction to parallel programming with OpenMP

Convener: Dr Tim Mattson (Intel)

slides 05_hands_on_intro_openMP.pdf

28 Multithreaded programming with OpenMP: The SPMD pattern on the CPU

Speaker: Dr Tim Mattson (Intel)

29 Parallel loops with OpenMP

Speaker: Dr Tim Mattson (Intel)

10:30 Coffee break

30 The divide and conquer pattern with OpenMP tasks

Speaker: Dr Tim Mattson (Intel)

12:50 Lunch

Session 6: Hands on introduction to GPU programming with compiler directives

Convener: Dr Tim Mattson (Intel)

slides 06_hands_on_intro_gpu_programming_directives.pdf

31 GPU architectures

32 Core design patterns for the GPU programmer

Speaker: Dr Tim Mattson (Intel)

16:15 Coffee break

33 Programming GPUs with directives: OpenACC and OpenMP 4.0

Speaker: Dr Tim Mattson (Intel)

34 Evening lecture: Exploiting vector units

Speaker: Dr Tim Mattson (Intel)

20:30 Dinner

Friday 25 October

Session 7: Hands on introduction to GPU programming with CUDA and OpenCL

Convener: Dr Tim Mattson (Intel)

Introduction to CUDA 07b_hands_on_intro_ro_CUDA.pdf

Introduction to OpenCL 07_hands_on_intro_OpenCL.pdf

35 The kernel parallelism pattern

Speaker: Dr Tim Mattson (Intel)

36 Basics of kernel programming

Speaker: Dr Tim Mattson (Intel)

10:30 Coffee break

37 GPU memory hierarchy and reductions

Speaker: Dr Tim Mattson (Intel)

12:50 Lunch

Session 8: Hands on introduction to cluster computing

Convener: Dr Tim Mattson (Intel)

slides 08_hands_on_intro_MPI.pdf

38 MPI and the concept of message passing

Speaker: Dr Tim Mattson (Intel)

39 The SPMD pattern in MPI

Speaker: Dr Tim Mattson (Intel)

16:30 Coffee break

40 Programming highly scalable systems: "MPI+X"

Speaker: Dr Tim Mattson (Intel)

20:30 Dinner

Saturday 26 October

Session 9

Announcements annouoncements.pdf

41 Students feedback

42 Final examination

11:00 Coffee break

43 Delivery of certificates of attendance

12:00 Lunch

44 Shuttle departure (to Forli' railway station)