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12.02.2014
or sar+ksar). Others gather metrics for clusters (e.g., Ganglia or Cacti), and some come with plotting tools built-in using the RRDtool database. Some tools are specifically for performance profiling
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15.01.2014
toward improving application performance (profiling). However, how do you profile across a cluster, and how do you make it part of a “job”? I think this is a developing area of monitoring, and one
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03.07.2013
of the code. You are using asynchronous data transfers, you limit the number of collective operations, you are using a very low latency and high bandwidth network, you have profiled your application
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05.06.2013
(and that’s the subject of another article).
If you want to extend your programming to larger systems, you will need something larger than your desktop or laptop computer. Later, I will present some
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22.03.2013
efficient storage engine, supporting more data types and analytical SQL functions, and enhanced DDL features. It also has improved monitoring and profiling accessibility.”
Additionally, the Vectorwise 3
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13.03.2013
user profile and support for 3D visualization. New sophisticated model assembly methods allow for faster assembly of complex models. HyperWorks 12 also offers enhanced interoperability of CAD import
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25.02.2013
If you are a system administrator of many systems, or even of just a desktop or laptop, you are likely monitoring your system in some fashion. This is particularly true in high-performance computing
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(Listing 3).
Listing 3: Configuring Lmod init Scripts
[root@test1 profile.d]# ln -s /usr/local/lmod/lmod/init/profile /etc/profile.d/modules.sh
[root@test1 profile.d]# ln -s /usr
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/yum.conf
# . /etc/profile.d/modules.sh
# module load openmpi-x86_64
# ompi_info | grep -i grid
MCA ras: gridengine (MCA v2.0, API v2.0, Component v1.5.4)
# echo "module load openmpi-x86_64" >> /etc/profile
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19.12.2012
your application, develop a complete profile of it.
Profiling and Tracing
Two main types of tools can be used to develop a complete profile of an application. One is called profiling and the other ... Profiling Is the Key to Survival