January 2018 - Darshan-users - mailman3.cels.anl.gov

Bug report
by Eva Maia Malta 12 Jan '18

12 Jan '18

Good afternoon, I'm testing Darshan in some applications and the line command *darshan-summary-per-file.sh* is not working. The error message is: line 17: darshan-parser: command not found I appreciate the attention -- Eva Maia Malta. Graduanda em Ciência da Computação Universidade Estadual de Santa Cruz - UESC Ilhéus/BA

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Webinar on Darshan
by Wadud Miah 11 Jan '18

11 Jan '18

Hi everyone, I will be presenting an introductory webinar on Darshan which is free for anyone to attend. I will be discussing the following topics: * Give an introduction to parallel storage/file systems; * Discuss parallel I/O models available for MPI codes; * Introduce the Darshan profiling tool, including a live demo; * Provide programming hints and tips on how to efficiently write I/O for MPI codes. For further information and registration, please see: https://pop-coe.eu/news/events/5th-pop-webinar-parallel-io-profiling-using-… Please feel free to pass it onto anyone who might be interested. Thanks, Wadud. ----------------------------------- Dr. Wadud Miah Numerical Algorithms Group Disclaimer The Numerical Algorithms Group Ltd is a company registered in England and Wales with company number 1249803. The registered office is: Wilkinson House, Jordan Hill Road, Oxford OX2 8DR, United Kingdom. This e-mail has been scanned for all viruses and malware, and may have been automatically archived by Mimecast Ltd, an innovator in Software as a Service (SaaS) for business.

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Darshan 3.1.5 release is now available
by Shane Snyder 10 Jan '18

10 Jan '18

Darshan users, Darshan version 3.1.5 is now available for download here: ftp://ftp.mcs.anl.gov/pub/darshan/releases/darshan-3.1.5.tar.gz. The list of new features and bug fixes include: * Darshan’s MPI instrumentation method now intercepts both MPI and PMPI symbols to workaround MPI library bindings that are calling PMPI routines directly - Contributed in part by Chris Zimmer * darshan-util now includes an analysis tool for visualizing DXT traces: dxt_analyzer - Contributed by Alex Sim * Darshan now supports the DARSHAN_EXCLUDE_DIRS environment variable, which specifies a comma-separated list of paths to avoid instrumenting at runtime - Contributed by Cristian Simarro * Darshan’s regression test system now includes test harnesses for Cray systems @ the ALCF (Theta) and NERSC (Cori/Edison) * Bug fix in Darshan’s shutdown procedure leading to potentially negative timer values * Bug fix in Darshan’s autoconf scripts causing specified libbz2 locations to be ignored - Contributed by Glenn Lockwood * Bug fix in Darshan's wrapping of H5get_libversion that was causing linker failures in some cases - Reported by Jialin Liu * Bug fix in darshan-merge utility related to logs containing DXT data - Reported by Glenn Lockwood Please report any questions, issues, or concerns using this mailing list, or by opening an issue on the Darshan GitLab page (https://xgitlab.cels.anl.gov/darshan/darshan) Thanks! Darshan team

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