13%
15.02.2012
paths might be worth exploring. In particular, the software issue is troubling. Most traditional HPC code uses MPI (Message Passing Interface) to communicate between cores. Although MPI will work
34%
15.02.2012
to compare multiple strace files such as those resulting from an MPI application. The number of files used in this analysis is 8. The files are:
file_18590.pickle
file_18591.pickle
file_18592.pickle
file ...
Appendix – I/O Report from MPI Strace Analyzer
... Appendix – I/O Report from MPI Strace Analyzer ... Appendix – MPI Application I/O Report from MPI Strace Analyzer
14%
15.02.2012
Number of Lseeks
/dev/shm/Intel_MPI_zomd8c
386
/dev/shm/Intel_MPI_zomd8c
386
/etc/ld.so.cache
386
/usr/lib64/libdat.so
386
/usr/lib64
34%
26.01.2012
to compare multiple strace files such as those resulting from an MPI application. The number of files used in this analysis is 8. The files are:
file_18590.pickle
file_18591.pickle
file_18592.pickle
file ...
Appendix – I/O Report from MPI Strace Analyzer
... Appendix – I/O Report from MPI Strace Analyzer ... Appendix – MPI Application I/O Report from MPI Strace Analyzer
14%
26.01.2012
processes (such as an HPC application). One way to use this tool is to run it on all of the compute nodes that are running a particular application, perhaps as part of a job script. When the MPI job runs, you
14%
26.01.2012
Number of Lseeks
/dev/shm/Intel_MPI_zomd8c
386
/dev/shm/Intel_MPI_zomd8c
386
/etc/ld.so.cache
386
/usr/lib64/libdat.so
386
/usr/lib64
12%
12.01.2012
not move the overall market forward.
For example, a user has many choices to express parallelism. They can use MPI on a cluster, OpenMP on an SMP, CUDA/OpenCL on a GPU-assisted CPU, or any combination
36%
21.12.2011
, universities, and corporations worldwide, helping software developers and users speed up applications and reduce time to solution. Open|SpeedShop supports performance analysis of sequential, MPI, open ... high-performance computing, HPC, Open|SpeedShop, application performance, bottleneck, MPI
12%
05.12.2011
; and FAQs. With that, we will try to knock down some of the myths people hold about OpenMP when compared with various other models, such as MPI, Cilk, or AMP. Somehow, we are the favorite comparison for all
13%
07.11.2011
-project of the larger Open MPI community [2], is a set of command-line tools and API functions that allows system administrators and C programmers to examine the NUMA topology and to provide details about each processor