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Jeff Layton ... To improve the performance of your applications, you need to conduct some kind of dynamic (program, software, code) analysis, also called profiling, to measure metrics of interest. A key metric ... Profiling your Python code – as a whole or by function – shows where you should spend time speeding up your programs. ... Profiling Python code ... In Profile

Jeff Layton ... opinion, the answer is given in the quotes at the beginning of the article but adapted for HPC – "know your application." To know your application, develop a complete profile of it. Profiling and Tracing ... Profiling: The Key to Survival ... Profiling application resource usage

Jeff Layton ... attempts have been made over the years to understand I/O patterns. One method I employ is to use strace [8] (system trace) to profile the I/O pattern of an application. Because virtually all I/O from ... Getting started with I/O profiling ... Profiles in Storage

Jeff Layton ... usage, and can be a great help to users. Infos HPC monitoring articles: http://www.admin-magazine.com/content/search?SearchText=Layton+monitoring&x=0&y=0 HPC profiling articles: http://www ... Remora combines profiling and system monitoring to help you get to the root of application problems by revealing its use of resources.

Jeff Layton ... : REsource MOnitoring for Remote Applications [2], from the University of Texas Advanced Computing Center (TACC), combines monitoring and profiling to provide information about your application. Not strictly ... Remora provides per-node and per-job resource utilization data that can be used to understand how an application performs on the system through a combination of profiling and system monitoring.

In this article, I use the terms "Profile Management" and "UEM" (user environment management) to summarize tools that are able to transfer user configurations selectively from one machine or session ... In previous versions of App-V, using a profile management tool was nice but not essential. The tide has clearly turned with App-V version 5. We examine the profile management needs for different App ... App-V 5 Profile Management ... Nothing works without a profile ... Profiling

Jeff Layton ... /init.d/openlava cp /etc/profile.d/openlava.csh /var/chroots/sl6.2/etc/profile.d/openlava.csh cp /etc/profile.d/openlava.sh /var/chroots/sl6.2/etc/profile.d/openlava.sh cd /var/chroots/sl6.2/etc/rc.d/rc0.d ln -s

Jeff Layton ... , and Simulation (PMBS24) [4] titled "System-Wide Roofline Profiling – A Case Study on NERSC's Perlmutter Supercomputer." [5] Figure 1: FLOP types at NERSC (cropped

Jeff Layton ... the parallel loop directive. Although I do not want to change your coding style, ideally, adding directives to code should be driven by profiling and tracing. Profiling determines the routines where most

Jeff Layton ... The Darshan [1] userspace tool is often used for I/O profiling of HPC applications. It is broken into two parts: The first part, darshan-runtime , gathers, compresses, and stores the data