From the list, we see that the cray programming environment prgenvcray4. Performance profiling on knl with cray perftoolslite. Stack overflow for teams is a private, secure spot for you and your coworkers to find and share information. When building a program that is to use the intel xeon phi coprocessor, unload the craylibsci module before loading the craypeintelknc module. This document provides you with a brief overview of the cray x1 hardware and software capabilities and points you to other cray documentation for detailed information. Copper provides crays libsci library as part of the modules that are loaded by default. Science teams demand rich and up to date software environment to be provided on the systems. All computer software and computer software documentation acquired by or for the u. Cray supports customers with a variety of services including hardware maintenance, software support, training, and additional services, all of which may be purchased by a customer. See the spack documentation for more information on packaging. Making scientific software installation reproducible on cray systems using easybuild.
The cray scientific and math libraries csml, also known as libsci are a collection of numerical routines optimized for best performance on cray systems. Making scientific software installation reproducible on. Warning this department of defense interest computer system is subject to monitoring at all times. Prgenvcray with pinned versions of cce, craylibsci and cray.
Gromacs ust be built on the work file system as it is a dynamic executable and has library files that will be required at. Cray xc series application programming and optimization. Cray software, i the operation of the cray software will substantially conform to the description of operation stated in its documentation the use warranty. Gcc was originally written as the compiler for the gnu operating system. It is not intended to provide you with an exhaustive list of all software features and utilities included with your cray x1 system. Compiling the parallel md simulation program for the compute nodes.
This library is a collection of singleprocessor and parallel numerical routines that have been tuned for optimal performance on cray xe systems. Cray, libsci, and pathscale are federally registered trademarks and active manager, cray apprentice2, cray. Notes on blas and lapack cray documentation portal. The pblas implementation is made available through crays libsci, which comes installed on all cray systems. Cray libsci is a collection of numerical routines tuned for performance on cray systems. This page provides an overview of the current status. This manual is assembled automatically from the various documentation. Cray libsci is a library of highly tuned linear algebra and fft products for. This is typically loaded by default, but can be manually loaded. The cray scientific libraries libsci package is a collection of numerical routines optimized for performance on cray supercomputers. Performance profiling on knl with cray perftoolslite heidi poxon sr. Compiling the serial tools for the postprocessing nodes.
These work nicely together and provide certain userfriendly features by using compiler wrappers. Tt enables buildinginstalling software using the prgenv modules provided by cray. Cray support services page 3 introduction scope of document this document serves as an introduction and guide to cray customer support services. What is cray libsci, and where is it installed at iu. The cray x1 system overview provides an overview of cray x1 hardware and software capabilities, and points readers to other documentation for complete information. The linear algebra libraries are included in the module craylibsci, which is automatically loaded together with the prgenvcrayintelgnu module.
Atlas, intel mkl, acml, cray libsci scalapackblacs implementation required if mpi is used. All programming environment modules load craylibsci by default, except where noted. Cray, libsci, pathscale, and unicos are federally registered trademarks and active manager, baker, cascade. Subprograms and scalapack scalable lapack libraries are loaded by default as part of the craylibsci module. Fftw is a c subroutine library for computing the discrete fourier transform in one or more dimensions of arbitrary input size, and of both real and complex data. Cray scientific and math libraries csml cray documentation. Not simple to do because packaged distribution supplied software is often out of date and a clear upgrade path is not provided by cray during the systems life cycle. Most libsci components contain both singleprocessor and parallel routines optimized for cray processors and interconnect architectures. This works very similar as the cray xc environment, provided on maui, and is. Most libsci components contain both singleprocessor and parallel routines optimized specifically to make best use of cray processors and interconnect architectures. Dod hpcmp open research systems cray xe6 copper user. See cray monthly cdt release notes for the full list of software in each cdt. Welcome to the cray application developers environment cade users guide. More information can be found in the cray application developers environment users guide.
Additional libraries like fftw can be loaded into your environment via modules. Crayblas a library of blas routines autotuned for cray xc series systems through extensive optimization and runtime adaptation. Adds a dummy package for craylibsci provides lapack, blas and scalapack. Making scienti c software installation reproducible on. Cray x1 system software with that available on the previous systems. It is intended as a general overview and introduction to the cray system for new users and application programmers. On 128 nodes, we compared the performance of cp2k using the following algorithms for multiplying matrices pdgemm routine. Reproducible hpc software installation on cray systems with easybuild 19 cray csstorm. Cray hardware and software products may contain design defects or errors known as errata, which may cause the product to deviate. At the time of writing only cray galaxy and pgi zeus compilers provide support for the openacc directives for gpu computing. The cray programming environment includes the cray compiler, various libraries and tools. Now funded by nsf and is part of the xsede program. Reproducible hpc software installation on cray systems. Cray hardware and software products may contain design defects or errors known as errata, which may cause the product to devi ate.
The computer software is delivered as commercial computer software as defined in dfars 48 cfr 252. Craypython calls the openmp threaded version of craylibsci. Building code on mahuika the cray cs programming environment. To unload these cray modules and load in the pgi equivalents we need to know the names of the pgi modules. This guide describes the software environment and tools used to develop, debug, and run applications on cray xt and cray xe systems. There is also a choice of intel mkl or cray libsci for blas, lapack.
The libsci module, craylibsci, includes solvers and singleprocessor and parallel routines that have been tuned for optimal performance on cray xc systems blas, lapack, scalapack, etc. Xc series software installation and configuration guide. Below is the detailed list of changes starts on july 30, 2019. Get improved application performance with the cray programming environment cray pe, a fully integrated software suite with compilers, tools and libraries designed to maximize programmer productivity, application scalability and performance. On cray cs systems, chapel is not currently available as a module due to the wide diversity of software packages that cray cs customers may choose to install on their system. The cray programming environment about the cray programming environment this featurerich, easytouse. There are over 40 manuals currently available for cray x1 software. The gnu system was developed to be 100% free software, free in the sense that it respects the users freedom. Most users, on most codes, will find they obtain better performance by using calls to cray libsci routines in their applications instead of calls to public domain or userwritten versions. Cray libsci is a collection of numerical routines tuned for performance on cray xt, cray xe, and cray xk systems. Cray application developers environment users guide. Ecophlex, libsci, nodekare, rapidarray, the way to better science, threadstorm, urika, unicoslc, and yarcdata are. Archer documentation scientific software packages vasp. Using chapel on cray systems chapel documentation 1.
The blas and lapack libraries are loaded by default as part of the craylibsci module. Unauthorized access is prohibited by public law 99474 the computer fraud and abuse act of 1986. For fortran, and in general if code performs many mathematical calculations, cray or intel are normally recommended. For this reason, chapel must be built from source on cray cs systems using the building chapel for a cray system from source instructions just below. General software and libraries hexagon hpc documentation portal. Sometimes fail to find vectorisation where cray and intel will succeed. The darter supercomputer originally funded by the university of tennessee to study cutting edge computing technologies.
If you require a c interface to blas and lapack but want to use cray libsci blas or lapack routines, use the. No compiler flags should be necessary when compiling blas programs on crays. By default the environment compiles and links software for the compute node architecture. The system has the gnu, intel and cray compiling environments available. Cori pe software default history nersc documentation.
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