[theoreric question] Why do not do memory accelerator or do non do many...
Sorry for stupid question but I cant found exhaustive answer for thisIf I right understand SkyLike CPU can two memory reads (on ports 2 and 3) and one memory write (on port 4) each cycle.If I right...
View ArticleThe compiler flag -march=native destroys the program behaviour.
Hallo. I have a code of about 2000 lines, which i can't post anywhere because it is the result of my current work. I launch the code on Intel Xeon Phi Knights Landing (KNL) 7210 (64 cores) processor...
View ArticleComputer's BIOS not picking up Xeon Phi Coprocessor?
Hello,I bought a Xeon Phi 7120P recently to use with my computer. Since my motherboard (Asus STRIX Z-370-e w/ 8700k) supports above 4G decoding, I assumed that the Xeon Phi would work with my system....
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ssh mic0 timeout and micctrl --initdefaults fails
Hi Xeon Phi experts:When i try to connect to the phi (7120P) with ssh it hangs until timeout, and 'ping -c 3 mic0' has 100% package loss.The only problem i had during setup was when executing:~#...
View ArticleXeon Phi 3120A boot aborted - no configuration file present
Hi everyone,I'm using a system with xeon phi 3120A, and motherboard is Asus Z370-P. The board supports above 4G encoding. And I've limited the PCIe speed to Gen2 and the card works with Windows 10 that...
View ArticleMotherboard for Knights Landing
Hi,I am thinking of building a Xeon phi box (there are quite a few preowned chips on ebay) but I am not sure which motherboards I can use.I already have Supermicro 5038K-I but this motherboard is not...
View Articlehwloc-dump-hwdata[12799]: Couldn't find any KNL information.
hi guys,I'm on Centos 7.5 and everything seemingly works except for this system service:$ sudo journalctl -lf -o cat -u hwloc-dump-hwdata.serviceStarting Dump hardware topology and locality information...
View ArticleMPSS 3.8.4 modules for CentOS 7.6
Hi all,I've created an RPM and SRPM of the mpss 3.8.4 mpss-modules file to allow you to use your KNC Xeon Phi's on CentOS 7.6. The resulting files can be found...
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Intel Transcoder failed : Error while opening encoder for output stream #0:0...
Dear, I want to reduce bandwidth usage by using Intel Transcoding.I was given a tutorial or steps by ezserver support:http://www.ezhometech.com/document/intel_ffmpeg.txtAfter I search on google, it...
View ArticleLicense -
We had Intel Fortran installed on a legacy system and the person who installed/registered retired years ago.We still have the license and serial number, but when I try and perform the activation step...
View ArticleA peculiar throughput limitation for VPU instructions in Xeon Phi x200 (KNL)
In December 2017, a colleague asked for some help in porting a synthetic "Peak GFLOPS" code to our Xeon Phi 7250 systems. This code just executes register-to-register VFMADD instructions in an...
View ArticleWhat can I do with Xeon Phi 5110P?
I had a networking class in my college today and the teacher brought some hardware. He asked who has free PCIe slots at home and likes to mess around with hardware. I was the first one to put my hand...
View ArticleXeon Phi (KNC) + Core i3?
I was presented with Xeon Phi 7120P. I tried it on ASUS P9D-C/4L mobo (option "Above 4G decoding" enabled) with Core i3-4370 CPU. Device detected, but did't initialize by MPSS. Maybe, it cannot work...
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x100 insufficient(or wrong) privileges
I've got a system from ebay, maybe it is powerful machine maybe not, I have no idea since I give myself 2-3 stars out of 10 as sysadmin and 4-5 stars from 10, as a programmerI tried to run a "hello...
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cannot access intel MPSS site
Hello,I want to reinstall MPSS because of my mistake. So, I try downloading MPSS. But as you can see, I cannot access that download site.What should I do?? Site:...
View ArticleXeon Phi offload openmp segmentation fault
Hello,I'm executing some simple Xeon Phi OpenMP codes.(From https://software.intel.com/en-us/xeon-phi/mic/training)#include <stdio.h> int main(int argc, char* argv[]) { const int count=10; int...
View Articleintrinsics for KNC, maybe some paths are missing
Hello,I am trying to make simple examples with intrinsics and I found it difficult, this is why I've tried also the friendly "vectorclass" from Agner Fog.I didn't manage to compile the following code...
View ArticleMPSS 3.8.5 is released.
Please note that MPSS 3.8.5 (Linux and Windows) is available at https://software.intel.com/en-us/articles/intel-manycore-platform-software-stack-mpss#lx38relThanks
View ArticleMPSS 3.8.5 modules for CentOS 7.6
Hi all,I've created an RPM and SRPM of the mpss 3.8.5 mpss-modules file to allow you to use your KNC Xeon Phi's on CentOS 7.6. The resulting files can be found...
View ArticleHow to debug a library used by a program in the offload section?
Hi!I want to debug my library which my program uses in the offload section.1. I tried to use library with debugging information. I use the following command line to build the library::: set...
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