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I'm running RHEL 7.0 and I the system seems to have a problem talking to the Phi card.This is what I see in lspci:03:00.0 Co-processor: Intel Corporation Xeon Phi coprocessor 5100 series (rev ff)...
View ArticleTime synchronization between mic and host/ntp-server?
Hello everyone!I'm using mpss-3.4.3, with External bridge configuration.Is it possible to synchronize time between mic and NTP-server? Or between mic and host?
View ArticleIllegal instruction using _mm512
Hello ,I am using in my code intrinsics.If I compile like:icc -std=c99 -g -openmp -qopt-report=2 -o mycode mycode.cI am receiving : Illegal instruction in line:__m512 D = _mm512_set1_ps( FLT_MAX ); If...
View Article_mm256_add_ps crashes program
Hello ,I am using in my code something like: int x , y; float * TempD = (float*) _mm_malloc( N * sizeof(*TempD) ,64 ); __m256 * SIMDTempD = (__m256*) TempD; __m256 * theX = (__m256*) X; __m256 * theY =...
View ArticleNo speedup with TBB and Cilk Plus sorting algorithms
I cannot get any speedup with <b>TBB</b> and <b>Cilk Plus</b> sorting algorithms on Xeon Phi, namely <pre class="brush:cpp">tbb::parallel_sort()</pre>, <pre...
View ArticleMPSS minimal software installation
hi everybodyI'm having my first go at MPSS and I'm wondering if it's really necessary to install the whole lot? every single rpm package as readme says?many thanksP.
View ArticleIntel Xeon Phi - MPI application
Hi, I created simple "Hello world" apllication. I tried to run program, as show in this article:https://software.intel.com/en-us/articles/using-xeon-phi-prefixes-and-ex...But in result I got following...
View ArticleMIC Fortran Error : could not find 'k1om-mpss-linux-ld.exe'
I am using the 64 bit Intel Visual Fortran compiler through visual studio 2013 and Windows 7 professional and am encountering an error which prevents compilation. I stepped back to the beginning Xeon...
View ArticleThe Intel® Parallel Studio XE 2016 Beta program is now available!
Intel Parallel Studio XE 2016 is being made available now as part of a beta test program. In this beta test, you will have early access to Intel® Parallel Studio XE 2016 products and the opportunity to...
View Articleprefetch keyword misnomer?
Dear forum,Looking at the assembly code, the prefetch intrinsics function with _MM_HINT_T2 hint is compiled to vprefetch2, which, according to MIC instruction set manual, is a non-temporal L2 prefetch....
View Articlehow to transpose part of big matrix in and out phicard
I have a host with three phi card,and a big matrix(it is so large that it cannot be directly copoed to phi card) need be divided three part then offload to phi card,doing some processing,then each part...
View ArticleHow to properly offload a list, process it and return to host?
Hi I am new to cilk plus and MIC.I have a problem where I need to offload/parallel process some data, append to a list B , and return to the host. The host will then combine this list to another host...
View ArticleHow to properly offload a list, process it and return to host?
Hi I am new to cilk plus and MIC.I have a problem where I need to offload/parallel process some data, append to a list B , and return to the host. The host will then combine this list to another host...
View ArticleProminent features of the Intel® Manycore Platform Software Stack (Intel®...
The Intel® Manycore Platform Software Stack (Intel® MPSS) version 3.5 was released on April 6th, 2015. This page lists the prominent features in this release.Intel® MPSS 3.5Added support for Lustre...
View Articlempss 3.4.3 mpss fails to start @31S1 RHEL7
I cannot get mpss to startmpss.service - Intel(R) MPSS control service Loaded: loaded (/etc/systemd/system/mpss.service; disabled) Active: failed (Result: exit-code) since Tue 2015-04-14 12:47:36...
View Articlecast __m256i to int
Hello ,I can't find a way to cast a __m256i variable to integer!Any ideas?Thanks!
View Articleoffload error: process on the device 0 was terminated by signal 11 (SIGSEGV)
I am new to Xeon Phi coding. I am getting "offload error: process on the device 0 was terminated by signal 11 (SIGSEGV)" if my array size is greater than "500000". Following is the code I am trying to...
View ArticleProblem when running the intel optimized MP LINPACK Benchmark
Hi, I'm running intel optimized MP LINPACK Benchmark on one node with two Intel Xeon Phi coprocessers. I use "make arch=intel64 verson=offload" to compile the code, and in bin/intel64 I use "./xhpl"...
View ArticleIntel® Xeon Phi™ Coprocessor Performance Proof Points
This presentation is an expanding collection of Intel® Xeon Phi™ coprocessor test cases or “proof points” that demonstrate improved software performance for key applications and benchmarks in key...
View ArticleApache httpd web server on Xeon Phi
Dear all,I'm curious if we could build an Apache Httpd web server on Phi? I can't find relevant information. Thanks.
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