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RLIMIT_MEMLOCK too small, although locked men = unlimited

 Hello, I am currently working on testing our new inifiniband cards and am running into some problems.  The cluster is small, 8 compute nodes, 16 cores each, with the master having 4 cores.  The nodes...

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Deadlock with MPI_Win_fence going from Intel MPI 4.1.3.049 to 5.0.3.048

We encountered a problem when migrating a code from Intel MPI 4.1.3.049 to 5.0.3.048. The code in question is a complex simulation that first reads global input state from disk into several parts in...

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Where are these references located? Installation error?

All,Thank you for taking a look at this!I have downloaded and installed composer xe 2015.3.187 and didn't see any obvious errors. However, when I try to run an often used code from other machines on my...

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Problem with Intel Trace Collector

I'm trying to use for the first time the intel trace collector on a cluster machine (with the intel xe 2013 and the itac 8.1.2.033).I built my program in the standard production mode and in the bash...

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Does MPI work for Xeon X5650, i7 2600K, i7 4790K and i7 4910MQ?

Hi,My question is on the subject line!Best regardsAnders S

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Parallel Universe link slightly mangled

I don't know exactly where to submit this, but one of the links on the Parallel Universe magazine page is mangled.  On the page https://software.intel.com/en-us/intel-parallel-universe-magazine the...

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Trying to make MPI work in a QuickWin application

Hi,This is my first try to enter MPI into a simple QuickWin program under Visual Studio 2010I first installed Cluster Studio 2015 update 4 on my i7 4910MQ Dell laptop as an x64 project. The simple code...

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How do I get ITAC to show routine names from my code?

By default ITAC only displays "MPI" and "APPLICATION" in the event display. I've set VT_PCTRACE, but that only seems to allow me to pop up a source dialog, and even that does not show a back trace so...

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Comparing NUMA and MPI model

Hello!Are MPI model and NUMA  [non-uniform memory architecture] mutually exclusive models? Can't MPI be used for a cluster with NUMA? What approach is the current trend?Many thanks!

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Cluster vs. Fabric

Hello !What is the difference between a cluster and a fabric? Is the network architecture the differentiating element?Many thanks!

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Intel OEM partners

Hello!Who are Intel OEM partners in general, and in the field of HPC? Is there some page to learn more about the list of partners, in which line of products they integrate Intel technology, which Intel...

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Can Xeon Phi 5110p be run on a host with Windows 7

Hi,I have a Fortran code  heavily depending on graphic output  in order to know what is going on during the simulation. Therefore I would like to stay with Windows. Has anybody any experience with Xeon...

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How to run WRF Conus12km on Intel® Xeon Phi™ Coprocessors and Intel® Xeon®...

HiI tried to run the WRF in the Xeon and Xeon Phi to intel MPI.I was referring to. https://software.intel.com/en-us/articles/wrf-conus12km-on-intel-xeon-ph...And ..OMP: Warning # 234: KMP_AFFINITY:...

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Where is uninstall.sh file in the MPI 5.1 distribution?

I installed MPI 5.1.0.38 on July 16 this year, but I did not install it correctly.  I want to uninstall it, but I can't find the uninstall.sh script referenced in the Intel® MPI Library for Linux* OS...

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To Intel: How to run Phi 5110p with host and Cluster Studio under Windows?

Hi,I bought a Phi 5110p and Cluster Studio under Windows in an Intel campaign in order to use MPI to feed the Phi card. Hardwarewise I understand the major issues but softwarewise it is still unclear...

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why defferent E5 v3 and E5 v2 in linpack

When I use intel mkl , intel mpi ,intel compiler to test linpack l in e5 v3 2660, I get RMAX/RPEAK IS 11% .BUT in e5 v2 is 93%. Why?

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how to configure the intel mpi in visual studio 2012

HI friends,I want to know how to configure and setup the intel mpi in vs2012,so I counld debug and run the mpi code in vs2012.my mpi version is 5.0.1.037.thanks 

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Is it possible to us Intel MPI 5.1.0.038 with TCP over ethernet?

I have just installed Intel 5.1.0.038 into a shared NFS space meant for use by my team who share four machines connected by Ethernet.  I have a machines.LINIX file listing the hostname of each machine...

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MPI command question

Dear all,I use MPI to run program for the given work path. The program works when I run the following command:mpiexec -wdir "Z:\test" -host 1 n01 1 z:\femHowever, when running the following...

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Unable to launch MPI on Windows 2012

I have been using Intel MPI library on a Windows 2008 R1 server for few years without any issues. However, we recently switched to Windows Server 2012 R2, and now I can't launch MPI due to following...

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