{"id":551,"date":"2020-06-11T02:49:32","date_gmt":"2020-06-11T02:49:32","guid":{"rendered":"http:\/\/phylanx.stellar-group.org\/?p=551"},"modified":"2021-03-09T17:42:17","modified_gmt":"2021-03-09T17:42:17","slug":"phylanx-report-may-2020","status":"publish","type":"post","link":"https:\/\/phylanx.stellar-group.org\/index.php\/2020\/06\/11\/phylanx-report-may-2020\/","title":{"rendered":"Phylanx Report: May 2020"},"content":{"rendered":"<p>The 33<sup>rd<\/sup> month of work focused on work in the following areas:<\/p>\n<ul>\n<li>Fixing build system and contiguous integration issues<\/li>\n<li>Jetlag:\n<ul>\n<li>JetLag video has been recreated after many technical hurdles\n<ul>\n<li>Traveler bug<\/li>\n<li>Machine outages<\/li>\n<li>Bugs in Phylanx<\/li>\n<li>Some issues remain. The system is not 100% reliable.<\/li>\n<\/ul>\n<\/li>\n<li>Added capabilities to Phylanx:\n<ul>\n<li>doc_str to run physl code directly in Python<\/li>\n<\/ul>\n<\/li>\n<li>PEARC20 paper camera ready copy submitted<\/li>\n<\/ul>\n<\/li>\n<li>Traveller:\n<ul>\n<li>Rendering performance improvements to Traveler-Integrated now merged to master.<\/li>\n<li>Backend improvements for Jetlag\u00a0support in-progress.<\/li>\n<li>Documentation\u00a0improvements.<\/li>\n<\/ul>\n<\/li>\n<li>APEX:\n<ul>\n<li>APEX\/HPX integration bugs fixed:<\/li>\n<li>Fixed Windows support (PR #122)<\/li>\n<li>Fixed annotation for internal APEX processing<\/li>\n<li>Investigated, reported and resolved build \/ test failures from buildbot and nightly regression tests.<\/li>\n<li>Updated buildbot continuous integration server and links from GitHub.<\/li>\n<li>Updated the task graph output from APEX with additional annotations on nodes<\/li>\n<li>Helped diagnose and test HPX MPI distributed executions<\/li>\n<li>Helped diagnose and fix annotations within HPX.<\/li>\n<li>Helped diagnose Phylanx test failures for Release builds<\/li>\n<\/ul>\n<\/li>\n<li>PyFleaux:\n<ul>\n<li>pytiramisu was integrated in phyfleaux.<\/li>\n<li>Essential Tiramisu functionality exposed in Python<\/li>\n<li>pytiramisu is the polyhedral backend of phyfleaux<\/li>\n<\/ul>\n<\/li>\n<li>Phylanx:\n<ul>\n<li>Added inverse_d(), slice_d(), expand_dim_d(), diag_d(), shape_d() primitives<\/li>\n<li>Fixing annotate_d(),<\/li>\n<li>Adding 3D kmeans algorithm<\/li>\n<li>Updating to changes in HPX (build system and #include changes)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Organizational Activities and Results<\/strong><\/p>\n<ul>\n<li>Weekly group-meeting, minutes:\n<ul>\n<li>May 6<sup>th<\/sup>, May 13<sup>th<\/sup>, May 20<sup>th<\/sup>, April 27<sup>th<\/sup>: https:\/\/drive.google.com\/drive\/folders\/0B-L3qi_kGiCLN0NRaHZDU3d4Q1k<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Repository Activity May 1st &#8211; May 31st:<\/strong><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-552\" src=\"http:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-1.png\" alt=\"\" width=\"1001\" height=\"504\" srcset=\"https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-1.png 1001w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-1-300x151.png 300w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-1-768x387.png 768w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-1-695x350.png 695w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-1-150x76.png 150w\" sizes=\"(max-width: 1001px) 100vw, 1001px\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-553\" src=\"http:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-2.png\" alt=\"\" width=\"1192\" height=\"700\" srcset=\"https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-2.png 1192w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-2-300x176.png 300w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-2-768x451.png 768w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-2-1024x601.png 1024w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-2-596x350.png 596w, https:\/\/phylanx.stellar-group.org\/wp-content\/uploads\/2020\/06\/May-Fig-2-150x88.png 150w\" sizes=\"(max-width: 1192px) 100vw, 1192px\" \/><\/p>\n<p><strong>Impact on Other Projects<\/strong><\/p>\n<ul>\n<li>HPX Pull Requests:\n<ul>\n<li>Adding scatter_to\/scatter_from collective operations (<a href=\"https:\/\/github.com\/STEllAR-GROUP\/hpx\/pull\/4676\">#4676<\/a>)<\/li>\n<li>Adding C++20 latch API (<a href=\"https:\/\/github.com\/STEllAR-GROUP\/hpx\/pull\/4635\">#4635<\/a>)<\/li>\n<li>Making sure APEX is linked into every application, if needed (<a href=\"https:\/\/github.com\/STEllAR-GROUP\/hpx\/pull\/4653\">#4653<\/a>)<\/li>\n<li>Update get_function_annotation (<a href=\"https:\/\/github.com\/STEllAR-GROUP\/hpx\/pull\/4651\">#4651<\/a>)<\/li>\n<li>Adding C++20 counting semaphore API (<a href=\"https:\/\/github.com\/STEllAR-GROUP\/hpx\/pull\/4634\">#4634<\/a>)<\/li>\n<li>Adding C++20 barrier (<a href=\"https:\/\/github.com\/STEllAR-GROUP\/hpx\/pull\/4636\">#4636<\/a>)<\/li>\n<li>Making sure the thread-local lock registration data is moving to the core the suspended HPX thread is resumed on (<a href=\"https:\/\/github.com\/STEllAR-GROUP\/hpx\/pull\/4610\">#4610<\/a>)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The 33rd month of work focused on work in the following areas: Fixing build system and contiguous integration issues Jetlag: JetLag video has been recreated after many technical hurdles Traveler bug Machine outages Bugs in Phylanx Some issues remain. The system is not 100% reliable. Added capabilities to Phylanx: doc_str\u2026 <a class=\"continue-reading-link\" href=\"https:\/\/phylanx.stellar-group.org\/index.php\/2020\/06\/11\/phylanx-report-may-2020\/\">Continue reading<\/a><\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,8],"tags":[],"_links":{"self":[{"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/posts\/551"}],"collection":[{"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/comments?post=551"}],"version-history":[{"count":2,"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/posts\/551\/revisions"}],"predecessor-version":[{"id":555,"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/posts\/551\/revisions\/555"}],"wp:attachment":[{"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/media?parent=551"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/categories?post=551"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phylanx.stellar-group.org\/index.php\/wp-json\/wp\/v2\/tags?post=551"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}