6th Programming and Abstractions for Data Locality Workshop

September 4 – 6, 2023, @Koç University, Istanbul

Meeting Room: SNAA52 (The meeting room is located behind Espresso Lab Coffee Shop)

Shuttle Times & Location: Each day, there will be a shuttle taking you from in front of Delta Hotels by Marriot Istanbul (@Levent) to Koç University campus. The license plate of the shuttle is: 34 BZE 716. The departure times are:

11:45 on September 4, 2023, Monday,

08:00 on September 5, 2023, Tuesday,

08:00 on September 6, 2023, Wednesday.

Detailed Program (with Abstracts): Please see the links below for a detailed program of each session including speakers’ abstracts.

SESSION 1          SESSION 2          SESSION 3           SESSION 4          SESSION 5

 


4 September 2023, Monday (DAY 1)

11:45 | Shuttle departs

13:00 – 13:30 | Welcome

13:00 – 13:30 | Welcome speech by Didem Unat

13:30 – 15:15 | Session 1 – Hardware Perspective

13:30 – 13:50 | ‘Performance Portability in the Age of Extreme Heterogeneity’ by John Shalf (Lawrence Berkeley National Laboratory)

13:50 – 14:10 | ‘Modular Supercomputing: balancing applications on disaggregated heterogeneous resources’ by Estela Suarez (Forschungszentrum Juelich GmbH)

14:10 – 14:30 | ‘Locality abstractions from GPUs to data centers’ by CJ Newburn (NVIDIA)

14:30 – 15:15 | PANEL 1 (Moderator: Anshu Dubey) 

15:15 – 16:00 | Break

16:00 – 18:00 | Session 2 – Compilers and DSLs

16:00 – 16:20 | ‘An approach to whole-program optimization in GT4Py’ by Mauro Bianco (ETH Zurich – CSCS)

16:20 – 16:40 | ‘Integrating Data Layout and Data Movement into Code Optimization’ by Mary Hall (University of Utah)

16:40 – 17:00 | ‘Optimising for locality – automatically: Mapping the landscape of locality optimisation algorithms’ by Paul H J Kelly (Imperial College London)

17:00 – 18:00 | PANEL 2 (Moderator: Emmanuel Jeannot)

18:00 | Adjurn

18:30 | Shuttle leaves the campus

19:00 | Dinner @Tepe Balık (fish restaurant)


5 September 2023, Tuesday (DAY 2)

08:00 | Shuttle departs

09:00 – 12:30 | Session 3 – Programming Models and Runtime Systems

09:00 – 09:20 | ‘Towards an Automated Task-Size Adapting Runtime System’ by Wu Feng (Virginia Tech)

09:20 – 09:40 | ‘Locality-Aware Task Scheduling and Global Address Space in the Itoyori Runtime System’ by Shumpei Shiina (The University of Tokyo)

09:40 – 10:00 | ‘Leveraging Ray Casting for Task Splitting over Processing Elements’ by Mohamed Wahib (RIKEN Center for Computational Science)

10:00 – 10:20 | ‘Give us cache, we give you bandwidth!’ by Hatem Ltaief (KAUST)

10:20 – 11:00 | Break

11:00 – 11:20 | ‘CPU-Free Execution Model to Program Multi-GPUs’ by Didem Unat (Koç University)

11:20 – 11:40 | ‘Overcoming the Gap Between Compute and Memory Bandwidth in Modern GPUs’ by Lingqi Zhang (Tokyo Institute of Technology)

11:40 – 12:30 | PANEL 3 (Moderator: John Shalf)

12:30 – 14:00 | Lunch Break

14:00 – 17:20 | Session 4 – Tools for Data Movement, Storage, and Memory

14:00 – 14:20 | ‘Snoopie: Multi-GPU Communication Monitoring Tool’ by Aditya Sasongko (Koç University)

14:20 – 14:40 | ‘Tackling the imbalance between computation and I/O’ by Felix Wolf (Technical University of Darmstadt)

14:40 – 15:00 | ‘SuperTwin: A Digital Twin for HPC Machines’ by Kamer Kaya (Sabancı University)

15:00 – 15:20 | ‘Data Movement in Climate Adaptation Digital Twins’ by Christopher Haine (Hewlett Packard Enterprise)

15:20 – 16:00 | Break

16:00 – 16:20 | ‘Abstactions and tools to manage heterogenous memory’ by Emmanuel Jeannot (Inria)

16:20 – 17:20 | PANEL 4 (Moderator: Didem Unat)

17:20 | Group Photo Shooting

18:00 | Shuttle leaves the campus

19:00 | Dinner @Kaşıbeyaz (meat restaurant)


6 September 2023, Wednesday (DAY 3)

08:00 | Shuttle departs

09:00 – 11:40 | Session 5 – Applications’ Perspective

09:00 – 09:20 | ‘Analysing COVID-19 Epidemiological Simulations from the load balance perspective’ by David E. Singh

09:20 – 09:40 | ‘Applications’ Perspective on Dealing with Machine Imbalance’ by Anshu Dubey

09:40 – 10:00 | ‘Adapting applications to an increasingly heterogeneous hardware landscape: lessons from the Exascale Computing Project’ by Erik W. Draeger

10:00 – 10:20 | ‘Unlocking Data Locality in Imbalanced Supercomputers: Unveiling the Energy Perspective’ by Osman Seckin Simsek

10:20 – 11:00 | Break

11:00 – 11:40 | PANEL 5 (Moderator: Hatem Ltaief)

11:40 – 12:00 | Closing Remarks

12:00 – 13:30 | Lunch Break

13:30 | Adjurn & Shuttle leaves the campus

14:25 | Ferry to Eminönü (to visit Basilica Cistern @Sultan Ahmet)

➔ Buy tickets online: https://www.passo.com.tr/en/venue/yerebatan-sarnici-muzeleri-bilet/719215