9%
18.09.2017
)
CPU utilization
I/O usage (Lustre, DVS)
NUMA properties
Network topology
MPI communication statistics
Power consumption
CPU temperatures
Detailed application timing
To capture
9%
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
9%
10.07.2017
passwordless SSH and pdsh, a high-performance, parallel remote shell utility. MPI and GFortran will be installed for building MPI applications and testing.
At this point, the ClusterHAT should be assembled
9%
09.01.2019
, and improve performance. In addition to administering the system, then, they have to know good programming techniques and what tools to use.
MPI+X
The world is moving toward Exascale computing (at least 1018
9%
01.08.2012
by Jeff Layton
##
proc ModulesHelp { } {
global version modroot
puts stderr ""
puts stderr "The compilers/open64/5.0 module enables the Open64 family of"
puts stderr "compilers. It updates
9%
19.12.2012
’t cover it here.
MPI Profiling and Tracing
For HPC, it’s appropriate to discuss how to profile and trace MPI (Message-Passing Interface) applications. A number of MPI profiling tools are available
9%
04.11.2011
of parallel programming. It is always worthwhile to check whether a useful piece of software already exists for the problem. If a program needs the Message Passing Interface (MPI), or is at least capable
9%
10.09.2012
------------------------------
compilers/gcc/4.4.6 module-info mpi/openmpi/1.6-open64-5.0
compilers/open64/5.0 modules null
dot mpi/mpich2/1.5b1-gcc-4.4.6 use
9%
18.08.2021
part, darshan-util
, postprocesses the data.
Darshan gathers its data either by compile-time wrappers or dynamic library preloading. For message passing interface (MPI) applications, you can use
9%
07.06.2019
Jeff Layton regaled readers of the last issue with a survey of Terminal User Interfaces (TUIs) [1], a term describing tools sporting in-terminal graphics powered by the curses library [2] or one
