PPT-Parallel Debugging Techniques

amp Introduction to Totalview Le Yan Louisiana Optical Network Initiative 762010 Scaling to Petascale Virtual Summer School Outline Overview of parallel debugging Challenges Tools. parninorsogatechedu ABSTRACT Debugging is notoriously di64259cult and extremely time con suming Researchers have therefore invested a considerable amount of e64256ort in developing automated techniques and tools for supporting various debugging tasks parninorsogatechedu ABSTRACT Debugging is notoriously di64259cult and extremely time con suming Researchers have therefore invested a considerable amount of e64256ort in developing automated techniques and tools for supporting various debugging tasks Unlike sequential algorithms parallel algorithms cannot be analyzed very well in isolation One of our primary measures of goodness of a parallel system will be its scalability Scalability is the ability of a parallel system to take advantage of incr proc. ++ and TBON-FS. Michael Brim. What is Extreme Scale?. 100,000+ hosts. 1,000,000+ processes and threads. Deployed Systems. K Computer: ~88,000 8-core hosts . Tianhe-1A: ~7,000 12-core hosts + ~7000 accelerators. Gregory L. Lee. , Dong H. Ahn, Nicklas Jensen, Sven . Karlson. , Matt . LeGendre. , Jesper Nielsen, Niklas Nielsen, Martin Schulz. Scalable Tools . Workshop, . August 2015. Our Stack Trace Analysis Tool has been a huge success for debugging. & . debugging using IE’s new . F12 . developer tools.   . Will Kennedy. @. awillk. Kennedy.William@microsoft.com. Program Manager 2. Andy Sterland. @. andysterland. Andy.Sterland@microsoft.com. Ivan . Lanese. Focus research group. Computer Science . and Engineering Department. Univers. ity . of Bologna/INRIA. Bologna, Italy. Joint work with Elena Giachino . (Univ. Bologna/INRIA, Italy) and Claudio Antares Mezzina (IMT Lucca, Italy). Categories of Errors. Syntax. . errors. are detected at compile time. Use the Error List window to find these errors. The debugging tools cannot help with syntax errors. Runtime. . errors. occur as an application executes.  . Mario . Hewardt. Senior Development Lead. Microsoft Corporation.  Daniel . Pravat. Senior Development Lead. Microsoft Corporation. …and we approve this message. S. oftware Bugs Are EXPENSIVE. Dr Susan Cartwright. Dept of Physics and Astronomy. University of Sheffield. Parallel Universes. Are you unique?. Could there be another “you” differing only in what you had for breakfast this morning?. James Mickens. JAVASCRIPT IS HORRENDOUS. SO MANY BROWSERS. “MOBILE” IS A HATEFUL ADJECTIVE. THE . NETWORK SCOFFS AT . MORTAL . DREAMS. Web. development is a miasma of pain and confusion.. Motivation: What Happens When Things Go Wrong?. Type of wire to . use. S. olid . core for . breadboard. M. ultiple-strand . for flying leads and connections to . power supply unit (PSU. ). Be . consistent with colour coding of wires, especially power supply signal to differentiate different levels. . Introduction: Alexandru Ariciu . Background in hacking. “Worked” as a hacker for my whole life. Worked in corporate security before (. Pentester. ). Currently an ICS Penetration Tester / Vulnerability . Mike Anderson. Embedded Systems Architect. @. hungjar. mailto://mandersonptr@gmail.com. Speaker/Author Details. About:. Over 42 years in the embedded systems industry. 20 years with embedded Linux. Formerly the Chief Scientist at The PTR Group, Inc..