Intel Xeon Phi Per Core Frequency
Hi All,I have following system:Operating System: CentOS Linux 7 (Core)Kernel: Linux 3.10.0-514.10.2.el7.x86_64Architecture: x86-64 Intel(R) Xeon Phi(TM) CPU 7210 @ 1.30GHzIs the supported min and max...
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Intel Xeon Phi Architecture Design
Hi All,Below is the image of how Xeon Phi is architecturally designed. Questions:Is there is a way to map CPU ID with the location of it on the tile/die? For example, where is core 0 located, is it on...
View ArticleIntel Xeon Phi 7210 Frequency
Hi All,I am using Intel's Xeon Phi 7210 model of x200. It seems to be that the core frequencies are hard set to 1.3GHz. Can anyone please confirm if they have similar CPU?This is after turbostate...
View ArticleHow to use the I2C on ATOM Bay trail Board?
My board used E3845 and I used I2C0 to link one pca9534 to be used as an I2c to GPIO and one AT24HC04B to be used to save something important. The other I2Cs are not linked any devices....
View ArticleIntel Xeon Phi Thread To Core Mapping
Hi All,On Xeon Phi, if I run an application with 32 threads and 64 active cores (max 64*4 threads) then will the system allocate:1) 1 thread to each core 2) 4 thread to each core 3) Or, I need to map...
View ArticleInstalling Intel Xeon Phi Processor (KNL) Software
Hi,I have a Intel Xeon Phi Knights Landing (KNL) processor model "Intel(R) Xeon Phi(TM) CPU 7210 @ 1.30GHz". I have installed CentOS Linux release 7.3.1611 with the kernel version...
View ArticleProblems with declare target on a fortran program
Can you help me to correct this program? Thank you , FedeleThank you,FedeleProgram main !============================================= ! Integration of a function using Simpson rule...
View ArticleIntel Xeon Phi - Find Cluster & Memory Mode
Hi all,Is there a way to validate via system/OS/command line whether the cluster and memory mode selected from BIOS is what the system booted with?System Details:Operating System: CentOS Linux 7...
View ArticleIntel Xeon Phi 7210 - Quadrant Mode
Hi All,I have 7210 variant of Xeon Phi. Using BIOS, if I choose Quadrant (or Hemisphere - not sure what it means for cluster mode) I get node log which I think belongs to All-2-All.Does that mean 7210...
View ArticleIntel Xeon Phi - Link Utilization & Network Latency
Hi All,Is it possible to get data using sysfs or any register for link utilization and network latency on Xeon Phi?Thanks.
View ArticleOpenMP - Fine vs Thread vs Core
Hi All,KMP_AFFINITY can be used to set thread granularity of fine, thread, and core. Can someone please give me an example how these differ? I understand that thread granularity for threads sharing...
View ArticleMPI on Xeon Phi Knights Corner Card
Dear all,I am using a Xeon Phi KNC card (previous generation of Phi accelerators) and have been trying to make MPI work on the card, for a multi-accelerator application. I am issuing the following...
View ArticleFlat Mode - Memory Allocation
Hi All,The Xeon Phi 7210 I using has following setup: Cluster mode: Quadrant or All-2-All Memory mode: FlatWith this configuration, I will have two nodes: node 0 (CPU + DDR4) and node 1 (MCDRAM). I...
View ArticleOffload problem
Hi,I am very new to Intel Xeon/Phi. I have tried to do programming with the card on Ubuntu 16.04. I have successfully installed MPSS and run the native program. However, when I tried to run as offload...
View Article*MIC* cannot open source file "ipp.h"
Hi,I try to use IPP in offload section code for Intel Xeon Phi Сoprocessor. My simplified code is the following:#pragma offload_attribute(push, target(mic)) // { #include <ipp.h> #pragma...
View ArticleIntel MPI ABI compatibility for symmetric execution (KNC) [updated]
Dear experts,I noticed that my program under symmetric execution would crash ifhost code is compiled by icpc and uses MPICH-2 implementation by setting LD_LIBRARY_PATH at runtimeKNC code is compiled by...
View ArticleAGMAmic fails with ENXIO in dgesv_mic routine on Xeon Phi
Hello,I am trying to use the magma_dgesv_mic routine on Xeon Phi. I have compiled magma successfully and I am able to run the testing_dgesv_mic executable. However when I implement it in my code it...
View ArticlePtychography using KNL
Dear All,Is there any work in the area of "Ptychography" using Intel KNL?Regards,Malik
View ArticleCreating Windows DLLs containing MIC offload code on VS2012
Hello Everyone,I am trying to build a Windows DLL that contains code that does offload to MIC. I managed to compile the DLL, but it failed (and I see that in my output directory a file called...
View ArticleR on Xeon Phi
Hi All,Is it possible to make use of OpenMP thread distribution and affinity for R on Xeon Phi? If yes, please share resources that can help understand how to optimize R for Xeon Phi.Since, R code runs...
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