Phylanx Report: November 2019

The twenty-seventh month of work focused on work in the following areas:

• Phylanx Project Meeting
• Present Results at Supercomputing 2019
• Version 0.1 of JetLag
  • See video: https://cct.lsu.edu/~sbrandt/PhylanxDemo.mp4

Organizational Activities and Results

• Phylanx Kickoff Meeting
  • Website: http://phylanx.stellar-group.org/index.php/events/phylanx-year-3-kickoff-meeting/
    • Notes, slides, and white board images

Development Activities and Results

• General
  • Development of JetLag version 0.1
    • Presented as a demo at Supercomputing 2019
• APEX
  • Work on annotated functions
• Traveler
  • Changes to Traveler-Integrated to support launch from Docker/Jupyter workflow (see JetLag)
  • Addition of linked line charts to Traveler-Integrated to show PAPI Counter rates over time (see image below)

New line charts which we use to display PAPI counters.

• Tiling
  • Theory:
    •  Progress on the distributed implementation of matrix multiplication and distributed file read.

Repository Activity November 1st – November 30th:

Code statistics

-------------------------------------------------------------------------------
Language                     files          blank        comment           code
-------------------------------------------------------------------------------
C++                            484          19118           6324          98036
C/C++ Header                   315           7047           4452          34541
Python                         144           2763           1906           7110
CMake                          110            963            796           4117
YAML                             2             24             77            669
Markdown                         2             17              0             46
Dockerfile                       2              6             28             45
CSS                              1             14             10             38
HTML                             2              5              6             22
DOS Batch                        2              0              0             12
INI                              1              0              0              8
-------------------------------------------------------------------------------
SUM:                          1065          29957          13599         144644
-------------------------------------------------------------------------------

Impact on Other Projects

• HPX Pull Requests:
  • Fixing annotated task to use the name, not the desc (PR #4237)
  • Fixing APEX shutdown by explicitly shutting down throttling (PR #4226)
  • update hpxmp tage to v0.3.0 (PR #4248)
• Blaze CUDA
  • Fixed iterator diff for thrust iterator adapter (Commit 35ca5ec)
  • Renamed CUDA error management macro to BLAZE_CUDA_ERROR_CHECK (Commit 0b85a83)
• Blaze Iterative
  • Revise GMRES: the same solve function as Lanczos and Arnoldi (PR #23)
• Blaze Tensor
  • Removing DisableIf, adapting for other changes in Blaze (PR #54)