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[svn:einsteintoolkit] Workshop_Summer_2013/ (Rev. 7)
by knarf＠cct.lsu.edu 23 Jul '13

23 Jul '13

User: knarf Date: 2013/07/23 02:15 PM Added: /pics/ 05_intel_ivy_bridge.png, 07_Nvidia_tesla_k10.jpeg, 10_KnightsCornerChip_in_hand.jpg, 640px-Bienenwabe_mit_Eiern_und_Brut_5.jpg, 640px-Gorilla_Scratching_Head.jpg, 800px-Los_Angeles_Skyline_telephoto.jpg, 8GB_vs_8Byte.jpeg, Chinese-abacus.jpg, book_and_screen.jpeg, georgia.jpg, germany.jpg, germany_map.jpg, kraken.jpg, louisiana.jpg, neworleans.jpg Modified: /et_intro/ slides.tex Log: ET intro update Directory Changes: Directory: /svn:mime-type/ ========================== + application/octet-stream File Changes: Directory: /et_intro/ ===================== File [modified]: slides.tex Delta lines: +74 -22 =================================================================== --- et_intro/slides.tex 2013-07-23 18:51:40 UTC (rev 6) +++ et_intro/slides.tex 2013-07-23 19:15:09 UTC (rev 7) @@ -70,35 +70,29 @@ \title[The Einstein Toolkit]{Introduction to the Einstein Toolkit} \author[\mbox{\includegraphics[height=0.6em]{fl_300}\hspace{0.5em}Frank LÃ¶ffler}]{Frank LÃ¶ffler} \institute{Center for Computation and Technology\\Louisiana State University, Baton Rouge, LA} -\date{2013-07-26} +\titlegraphic{\includegraphics[height=1.5cm]{einstein_flip}\\} +\date[2013-07-26]{July 26th 2013} \begin{document} \frame{\titlepage} -\frame{ - \abspic{einstein_flip}{0.0}{0.1}{0.4} - \abspic{ET_logo} {0.0}{0.4}{0.2} -} - -\question{\vspace{1cm}Community Effort!\\\vspace{1cm}\includegraphics[width=4cm]{800px-Ants_eating_fruit}\vspace{1cm}} - \frame{\frametitle{Einstein Toolkit} \abspic{einstein}{-0.2}{0.6}{0.23} - \abspic{people/frank} {0.55}{0.2 }{0.08} - \abspic{people/sbrandt} {0.55}{0.25 }{0.08} - \abspic{people/tanja} {0.55}{0.302}{0.08} - \abspic{people/diener} {0.55}{0.357}{0.08} - \abspic{people/roland} {0.55}{0.405}{0.08} - \abspic{people/ian} {0.55}{0.455}{0.08} - \abspic{people/bruno} {0.55}{0.505}{0.08} - \abspic{people/christian}{0.55}{0.555}{0.08} - \abspic{people/erik} {0.55}{0.605}{0.08} + \abspic{people/frank} {0.65}{0.2 }{0.08} + \abspic{people/sbrandt} {0.65}{0.25 }{0.08} + \abspic{people/tanja} {0.65}{0.302}{0.08} + \abspic{people/diener} {0.65}{0.357}{0.08} + \abspic{people/roland} {0.65}{0.405}{0.08} + \abspic{people/ian} {0.65}{0.455}{0.08} + \abspic{people/bruno} {0.65}{0.505}{0.08} + \abspic{people/christian}{0.65}{0.555}{0.08} + \abspic{people/erik} {0.65}{0.605}{0.08} \begin{itemize} - \item Supported by NSF grants\\ - (1212401/1212426/1212433/1212460) + \item Collection of scientific software components and tools to simulate and analyze general relativistic astrophysical systems + \item Freely available as open source at \href{http://einsteintoolkit.org}{http://einsteintoolkit.org} + \item Supported by NSF grants (1212401/1212426/1212433/1212460) \item State-of-the-art set of tools for numerical relativity, open source - \item Over 50 contributors over the past decade, both physics and CS \item Currently 93 members from 47 sites worldwide \item 9 maintainers from 6 sites \item $>200$ publications, $>30$ theses building on these components @@ -107,8 +101,63 @@ \end{itemize} } -\section{Structure socially} +\question{\vspace{1cm}Community Effort!\\\vspace{1cm}\includegraphics[width=4cm]{800px-Ants_eating_fruit}\vspace{1cm}} +\question{Why?} + +\question{Computat{\redidot}onal Challenges} +\question{\red{Computat{\blackidot}onal} Challenges} + +\picw{Chinese-abacus}{}{1}{0} +\pic{book_and_screen}{} +\pic{8GB_vs_8Byte}{} + +\frame{\frametitle{More and more diverse hardware} + \abspic{05_intel_ivy_bridge} {-0.20}{0.0}{0.4} + \abspic{07_Nvidia_tesla_k10} {-0.05}{0.4}{0.2} + \abspic{10_KnightsCornerChip_in_hand}{ 0.10}{0.7}{0.25} +} +\picw{kraken}{}{1}{0} + +\frame{\frametitle{Computational Challenges} + \abspic{640px-Gorilla_Scratching_Head}{0.2}{0.5}{0.35} + \begin{itemize} + \item Simulate cutting edge science + \item Use latest numerical methods + \item Make use of latest hardware + \begin{itemize} + \item Cache + \item Vector + \item SMP parallelism + \item Scale to many nodes + \end{itemize} + \end{itemize} +} + +\question{Collaborat{\redidot}ve Challenges} +\question{\red{Collaborat{\blackidot}ve} Challenges} + +\frame{\frametitle{Collaborative Challenges} + \abspic{germany} {-0.09}{0.36}{0.2} + \abspic{germany_map} { 0.12}{0.46}{0.2} + \abspic{800px-Los_Angeles_Skyline_telephoto}{-0.05}{0.68}{0.2} + \abspic{georgia} { 0.26}{0.56}{0.18} + \abspic{louisiana} { 0.42}{0.37}{0.21} + \abspic{neworleans} { 0.45}{0.65}{0.18} +How can we work together? +\begin{itemize} + \item Researchers in the USA + \begin{itemize} + \item Louisiana + \item Pennsylvania + \item Georgia + \item California + \end{itemize} + \item Researchers in Germany + \item Researchers in Canada +\end{itemize} +} + \frame{\frametitle{Einstein Toolkit as growing project} \abspic{jigsaw1} {-0.082}{0.35}{0.16} \vspace{-4cm} @@ -145,6 +194,9 @@ \end{itemize} } +\question{Base Modules\\*[1em] +\includegraphics[width=0.4\textwidth]{640px-Bienenwabe_mit_Eiern_und_Brut_5}} + \frame{\frametitle{The Einstein Equations} \abspic{Eeq_Eeq}{-0.25}{0.0}{0.70} } @@ -238,7 +290,7 @@ \end{itemize} Long-term \begin{itemize} - \item Completely requirement-based programming (MPI$\rightarrow$ParalleX?) + \item Completely requirement-based programming \end{itemize} } Directory: /pics/ ================= File [added]: 05_intel_ivy_bridge.png Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/05_intel_ivy_bridge.png ___________________________________________________________________ File [added]: 07_Nvidia_tesla_k10.jpeg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/07_Nvidia_tesla_k10.jpeg ___________________________________________________________________ File [added]: 10_KnightsCornerChip_in_hand.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/10_KnightsCornerChip_in_hand.jpg ___________________________________________________________________ File [added]: 640px-Bienenwabe_mit_Eiern_und_Brut_5.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/640px-Bienenwabe_mit_Eiern_und_Brut_5.jpg ___________________________________________________________________ File [added]: 640px-Gorilla_Scratching_Head.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/640px-Gorilla_Scratching_Head.jpg ___________________________________________________________________ File [added]: 800px-Los_Angeles_Skyline_telephoto.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/800px-Los_Angeles_Skyline_telephoto.jpg ___________________________________________________________________ File [added]: 8GB_vs_8Byte.jpeg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/8GB_vs_8Byte.jpeg ___________________________________________________________________ File [added]: Chinese-abacus.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/Chinese-abacus.jpg ___________________________________________________________________ File [added]: book_and_screen.jpeg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/book_and_screen.jpeg ___________________________________________________________________ File [added]: georgia.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/georgia.jpg ___________________________________________________________________ File [added]: germany.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/germany.jpg ___________________________________________________________________ File [added]: germany_map.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/germany_map.jpg ___________________________________________________________________ File [added]: kraken.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/kraken.jpg ___________________________________________________________________ File [added]: louisiana.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/louisiana.jpg ___________________________________________________________________ File [added]: neworleans.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) Property changes on: pics/neworleans.jpg ___________________________________________________________________

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[svn:einsteintoolkit] Workshop_Summer_2013/ (Rev. 6)
by knarf＠cct.lsu.edu 23 Jul '13

23 Jul '13

User: knarf Date: 2013/07/23 01:51 PM Added: /et_intro/ slides.tex /pics/ 800px-Ants_eating_fruit.jpg, CLR_HOR.jpg, ET_layout_ADMBase.pdf, ET_layout_ADMBase.svg, ET_layout_Base2.pdf, ET_layout_Base2.svg, ET_layout_Eeq.pdf, ET_layout_Eeq.svg, ET_layout_Tmunu.pdf, ET_layout_Tmunu.svg, ET_layout_all.pdf, ET_layout_all.svg, ET_layout_evolution.pdf, ET_layout_evolution.svg, ET_layout_inv_cowling.pdf, ET_layout_inv_cowling.svg, ET_layout_multiple.pdf, ET_layout_multiple.svg, ET_logo.png, Eeq_Eeq.pdf, Eeq_Eeq.svg, Eeq_all.pdf, Eeq_all.svg, Eeq_constants.pdf, Eeq_constants.svg, Eeq_curvature.pdf, Eeq_curvature.svg, Eeq_future.pdf, Eeq_future.svg, Eeq_matter.pdf, Eeq_matter.svg, arrow.jpeg, barretr_Book.png, fl_300.png, jigsaw1.pdf, jigsaw2.pdf, jigsaw3.pdf, jigsaw4.pdf, jigsaw5.pdf, opensource_logo.png /pics/people/ Holyoke.jpg, Miller.png, Seidel.png, Tyagi.jpg, bruno.jpg, christian.jpg, diener.jpg, erik.jpg, frank.jpg, gabrielle.jpg, ian.jpg, michael.jpg, oleg.jpeg, reisswig2.jpg, roland.jpg, sbrandt.png, tanja.jpg Modified: /pics/ einstein.png Log: first version of ET talk - copied from elsewhere File Changes: Directory: /et_intro/ ===================== File [added]: slides.tex Delta lines: <Unavailable> Directory: /pics/people/ ======================== File [added]: Holyoke.jpg Delta lines: <Unavailable> File [added]: Miller.png Delta lines: <Unavailable> File [added]: Seidel.png Delta lines: <Unavailable> File [added]: Tyagi.jpg Delta lines: <Unavailable> File [added]: bruno.jpg Delta lines: <Unavailable> File [added]: christian.jpg Delta lines: <Unavailable> File [added]: diener.jpg Delta lines: <Unavailable> File [added]: erik.jpg Delta lines: <Unavailable> File [added]: frank.jpg Delta lines: <Unavailable> File [added]: gabrielle.jpg Delta lines: <Unavailable> File [added]: ian.jpg Delta lines: <Unavailable> File [added]: michael.jpg Delta lines: <Unavailable> File [added]: oleg.jpeg Delta lines: <Unavailable> File [added]: reisswig2.jpg Delta lines: <Unavailable> File [added]: roland.jpg Delta lines: <Unavailable> File [added]: sbrandt.png Delta lines: <Unavailable> File [added]: tanja.jpg Delta lines: <Unavailable> Directory: /pics/ ================= File [added]: 800px-Ants_eating_fruit.jpg Delta lines: <Unavailable> File [added]: CLR_HOR.jpg Delta lines: <Unavailable> File [added]: ET_layout_ADMBase.pdf Delta lines: <Unavailable> File [added]: ET_layout_ADMBase.svg Delta lines: <Unavailable> File [added]: ET_layout_Base2.pdf Delta lines: <Unavailable> File [added]: ET_layout_Base2.svg Delta lines: <Unavailable> File [added]: ET_layout_Eeq.pdf Delta lines: <Unavailable> File [added]: ET_layout_Eeq.svg Delta lines: <Unavailable> File [added]: ET_layout_Tmunu.pdf Delta lines: <Unavailable> File [added]: ET_layout_Tmunu.svg Delta lines: <Unavailable> File [added]: ET_layout_all.pdf Delta lines: <Unavailable> File [added]: ET_layout_all.svg Delta lines: <Unavailable> File [added]: ET_layout_evolution.pdf Delta lines: <Unavailable> File [added]: ET_layout_evolution.svg Delta lines: <Unavailable> File [added]: ET_layout_inv_cowling.pdf Delta lines: <Unavailable> File [added]: ET_layout_inv_cowling.svg Delta lines: <Unavailable> File [added]: ET_layout_multiple.pdf Delta lines: <Unavailable> File [added]: ET_layout_multiple.svg Delta lines: <Unavailable> File [added]: ET_logo.png Delta lines: <Unavailable> File [added]: Eeq_Eeq.pdf Delta lines: <Unavailable> File [added]: Eeq_Eeq.svg Delta lines: <Unavailable> File [added]: Eeq_all.pdf Delta lines: <Unavailable> File [added]: Eeq_all.svg Delta lines: <Unavailable> File [added]: Eeq_constants.pdf Delta lines: <Unavailable> File [added]: Eeq_constants.svg Delta lines: <Unavailable> File [added]: Eeq_curvature.pdf Delta lines: <Unavailable> File [added]: Eeq_curvature.svg Delta lines: <Unavailable> File [added]: Eeq_future.pdf Delta lines: <Unavailable> File [added]: Eeq_future.svg Delta lines: <Unavailable> File [added]: Eeq_matter.pdf Delta lines: <Unavailable> File [added]: Eeq_matter.svg Delta lines: <Unavailable> File [added]: arrow.jpeg Delta lines: <Unavailable> File [added]: barretr_Book.png Delta lines: <Unavailable> File [modified]: einstein.png Delta lines: <Unavailable> File [added]: fl_300.png Delta lines: <Unavailable> File [added]: jigsaw1.pdf Delta lines: <Unavailable> File [added]: jigsaw2.pdf Delta lines: <Unavailable> File [added]: jigsaw3.pdf Delta lines: <Unavailable> File [added]: jigsaw4.pdf Delta lines: <Unavailable> File [added]: jigsaw5.pdf Delta lines: <Unavailable> File [added]: opensource_logo.png Delta lines: <Unavailable>

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[svn:einsteintoolkit] Workshop_Summer_2013/handson_analysis/ (Rev. 5)
by rhaas＠tapir.caltech.edu 23 Jul '13

23 Jul '13

User: rhaas Date: 2013/07/23 01:33 PM Added: /handson_analysis/ Makefile, handson_analysis.tex, inspiral_image.jpg /handson_analysis/codes/ FindCoM_v0.tar, FindCoM_v1.tar, FindCoM_v2.tar, FindCoM_v3.tar, FindCoM_v4.tar, FindCoM_v5.tar Log: handson_analysis: add old talk and new code File Changes: Directory: /handson_analysis/codes/ =================================== File [added]: FindCoM_v0.tar Delta lines: <Unavailable> File [added]: FindCoM_v1.tar Delta lines: <Unavailable> File [added]: FindCoM_v2.tar Delta lines: <Unavailable> File [added]: FindCoM_v3.tar Delta lines: <Unavailable> File [added]: FindCoM_v4.tar Delta lines: <Unavailable> File [added]: FindCoM_v5.tar Delta lines: <Unavailable> Directory: /handson_analysis/ ============================= File [added]: Makefile Delta lines: <Unavailable> File [added]: handson_analysis.tex Delta lines: <Unavailable> File [added]: inspiral_image.jpg Delta lines: <Unavailable>

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[svn:einsteintoolkit] Workshop_Summer_2013/ (Rev. 4)
by rhaas＠tapir.caltech.edu 23 Jul '13

23 Jul '13

User: rhaas Date: 2013/07/23 01:33 PM Added: / preamble.tex Log: add style setting file from spring workshop File Changes: Directory: / ============ File [added]: preamble.tex Delta lines: +74 -0 =================================================================== --- preamble.tex (rev 0) +++ preamble.tex 2013-07-23 18:33:36 UTC (rev 4) @@ -0,0 +1,74 @@ +\documentclass[xcolor=usenames,xcolor=dvipsnames]{beamer} + +\usepackage[utf8]{inputenc} +\usepackage{beamerthemesplit} +\usepackage{url} +\usepackage{hyperref} +\usepackage{tikz} +\usepackage{alltt} + +\usetheme{Madrid} +\definecolor{cactusgreen}{RGB}{132,186,75} +\graphicspath{{../pics/}} + +\newcommand{\ilshell}[1]{\colorbox{lightgray}{\small{\texttt{#1}}}} +\newcommand{\shell}[1]{\hspace{1cm}\colorbox{lightgray}{\small{\texttt{#1}}}} + +\hyphenation{Cac-tus-Ein-stein Schwarz-schild vacuum in-fra-struc-ture} + +% \logo{\includegraphics[height=1cm]{pics/cactuslogo.png}} + +% We want to use the infolines outer theme because it uses so less space, but +% it also tries to print an institution (which we do not have) and the slide +% numbers (which we might not want to show). Therefore, we here redefine the +% footline ourselfes - mostly a copy & paste from +% /usr/share/texmf/tex/latex/beamer/themes/outer/beamerouterthemeinfolines.sty +\defbeamertemplate*{footline}{infolines theme without institution and slide numbers} +{ + \leavevmode% + \hbox{% + \begin{beamercolorbox}[wd=.333333\paperwidth,ht=2.25ex,dp=1ex,center]{author in head/foot}% + \usebeamerfont{author in head/foot}\insertshortauthor + \end{beamercolorbox}% + \begin{beamercolorbox}[wd=.333333\paperwidth,ht=2.25ex,dp=1ex,center]{title in head/foot}% + \usebeamerfont{title in head/foot}\insertshorttitle + \end{beamercolorbox}% + \begin{beamercolorbox}[wd=.333333\paperwidth,ht=2.25ex,dp=1ex,center]{date in head/foot}% + \usebeamerfont{date in head/foot}\insertshortdate{} + \end{beamercolorbox}}% + \vskip0pt% +} + +% For some reason this is not displayed by default. This is just a copy & paste +% from the same file as the footline +\defbeamertemplate*{headline}{infolines theme with sections/subsections} +{ + \leavevmode% + \hbox{% + \begin{beamercolorbox}[wd=.5\paperwidth,ht=2.25ex,dp=1ex,right]{section in head/foot}% + \usebeamerfont{section in head/foot}\insertsectionhead\hspace*{2ex} + \end{beamercolorbox}% + \begin{beamercolorbox}[wd=.5\paperwidth,ht=2.25ex,dp=1ex,left]{subsection in head/foot}% + \usebeamerfont{subsection in head/foot}\hspace*{2ex}\insertsubsectionhead + \end{beamercolorbox}}% + \vskip0pt% +} + +\newcommand{\abspic}[4] + {\vspace{ #2\paperheight}\hspace{ #3\paperwidth}\includegraphics[height=#4\paperheight]{#1}\\ + \vspace{-#2\paperheight}\vspace{-#4\paperheight}\vspace{-0.0038\paperheight}} + +% Make a todo comment stand out visually +\newcommand{\todo}[1]{{~\textbf{\color{red}[TODO: #1]}}} + +\newcommand{\tg}{\tilde\gamma} +\newcommand{\tG}{\tilde\Gamma} +\newcommand{\tA}{\tilde A} +\newcommand{\tK}{\tilde K} +\newcommand{\lb}{{\cal L}_\beta} +\newcommand{\dt}{(\partial_t - {\cal L}_\beta)\;} +\newcommand{\tr}{\mbox{tr}} +\newcommand{\lbt}[4]{\beta^{#4}\partial_{#4}#1_{#2#3}+#1_{#2#4}\partial_{#3}\beta^{#4}+#1_{#3#4}\partial_{#2}\beta^{#4}-\frac{2}{3}#1_{#2#3}\partial_{#4}\beta^{#4}} + +\newlength{\vs} +

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[svn:einsteintoolkit] Workshop_Summer_2013/pics/ (Rev. 3)
by rhaas＠tapir.caltech.edu 23 Jul '13

23 Jul '13

User: rhaas Date: 2013/07/23 01:33 PM Added: /pics/ Opensource.pdf, Opensource.svg, amr.png, cactusflesh.png, cactuslogo.png, einstein.png, einstein_flip.png, groups_map.png, potcact.png, puzzle.jpeg, supernova_model.pdf, viz.png /pics/covers/ ACMCommunications.jpg, FutureTechPhysCosm.jpg, Gravity.jpg, NR689.jpg, PetascaleComputingBook.jpg, max-planck-research2.jpg, mmcover.jpg, nsffy2006budgetcover.jpg, visprocessingtensor.jpg Log: add picture files required for spring intro File Changes: Directory: /pics/covers/ ======================== File [added]: ACMCommunications.jpg Delta lines: <Unavailable> File [added]: FutureTechPhysCosm.jpg Delta lines: <Unavailable> File [added]: Gravity.jpg Delta lines: <Unavailable> File [added]: NR689.jpg Delta lines: <Unavailable> File [added]: PetascaleComputingBook.jpg Delta lines: <Unavailable> File [added]: max-planck-research2.jpg Delta lines: <Unavailable> File [added]: mmcover.jpg Delta lines: <Unavailable> File [added]: nsffy2006budgetcover.jpg Delta lines: <Unavailable> File [added]: visprocessingtensor.jpg Delta lines: <Unavailable> Directory: /pics/ ================= File [added]: Opensource.pdf Delta lines: <Unavailable> File [added]: Opensource.svg Delta lines: <Unavailable> File [added]: amr.png Delta lines: <Unavailable> File [added]: cactusflesh.png Delta lines: <Unavailable> File [added]: cactuslogo.png Delta lines: <Unavailable> File [added]: einstein.png Delta lines: <Unavailable> File [added]: einstein_flip.png Delta lines: <Unavailable> File [added]: groups_map.png Delta lines: <Unavailable> File [added]: potcact.png Delta lines: <Unavailable> File [added]: puzzle.jpeg Delta lines: <Unavailable> File [added]: supernova_model.pdf Delta lines: <Unavailable> File [added]: viz.png Delta lines: <Unavailable>

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[svn:einsteintoolkit] Workshop_Summer_2013/ (Rev. 2)
by rhaas＠tapir.caltech.edu 23 Jul '13

23 Jul '13

User: rhaas Date: 2013/07/23 01:33 PM Added: /cactus_intro/ cactus_intro.tex, recompile Log: import cactus intro from last spring workshop Directory Changes: Directory: /svn:executable/ =========================== + * File Changes: Directory: /cactus_intro/ ========================= File [added]: cactus_intro.tex Delta lines: +374 -0 =================================================================== --- cactus_intro/cactus_intro.tex (rev 0) +++ cactus_intro/cactus_intro.tex 2013-07-23 18:33:22 UTC (rev 2) @@ -0,0 +1,374 @@ +\input{../preamble} +\usepackage{ragged2e} +\usecolortheme[RGB={200,200,200}]{structure} + +\begin{document} + + \frame { \frametitle{What is Cactus?} + Cactus is + \begin{itemize}[<+->] + \item \textcolor{black}{a \hyperlink{framework}{framework} for developing portable, modular applications} + \item \textcolor{black}{focusing, although not exclusively, on high-performance + simulation codes} + \item \textcolor{black}{designed to allow experts in different fields to develop + modules based upon their experience and to use modules + developed by experts in other fields with minimal knowledge + of the internals or operation of the other modules} + \end{itemize} } + + \frame { \frametitle{Cactus Goals} + \begin{itemize} + \item<1-> Portable + \begin{itemize} + \item Different development machines + \item Different production machines + \end{itemize} + \item<2-> Modular + \begin{itemize} + \item Standard interfaces for module interaction for easier + code interaction, writing and debugging + \item Interchangeable modules with same functionality + \end{itemize} + \item<3-> Easy to use + \begin{itemize} + \item Good documentation + \item Try to let users program the way they are used to + \item Support all major (HPC) programming languages + \end {itemize} + \end{itemize} } + + \frame { \frametitle{Philosophy} + \begin{center} + \begin{figure}[h] + \includegraphics[width=30mm]{Opensource} + \end{figure} + \end{center} + \begin{itemize}[<+->] + \item Open code base to encourage community contributions + \item Strict quality control for base framework + \item Development always driven by real user requirements + \item Support and develop for a wide range of application domains + \end{itemize} } + + \frame { \frametitle{What is Cactus for?} + Assume: + \begin{itemize} + \item Computational problem + \item Too large for single machine + \begin{itemize} + \item<2-> \only<5->{\textcolor{cactusgreen}}{OpenMP} + \item<2-> \only<5->{\textcolor{cactusgreen}}{MPI} + \end{itemize} + \item Distributed development + \begin{itemize} + \item<3-> \only<5->{\textcolor{cactusgreen}}{Modularize Problem} + \item<3-> \only<5->{\textcolor{cactusgreen}}{Versioning system(s)} + \end{itemize} + \item Multiple programming languages + \begin{itemize} + \item<4-> \only<5->{\textcolor{cactusgreen}}{Modularize Problem} + \item<4-> \only<5->{\textcolor{cactusgreen}}{Interfaces for inter-language communication} + \end{itemize} + \end{itemize} + } + +\frame{\frametitle{Modularization Motivation} +Simulations are complex, may contain several models at once.\\ +Example: Long Gamma Ray Burst: + \begin{columns}[t] + \column{.4\textwidth} + \begin{center} + \includegraphics[width=0.9\textwidth]{supernova_model} + \end{center} + \column{.5\textwidth} + \begin{itemize} + \item General Relativity (black hole) + \item Relativistic Hydrodynamics (star) + \item Microphysics, equation of state (shock wave) + \item Neutrino radiation (cooling, heating) + \item Magnetic Fields (Jet formation) + \item Photon radiation (afterglow) + \end{itemize} + + \end{columns} +} + +\frame{\frametitle{Modularization Motivation} + Added Problems: + \begin{itemize} + \item Example: Einstein Toolkit (not untypical) + \item Code 12+ years old + \item Grad students leave after 3 productive years + \item Most original authors not available anymore + \item Developers distributed over many places in several continents + \item Most physicists are not good programmers + \end{itemize} +} + +\frame{\frametitle{Component Architecture} + \begin{itemize} + \item Split program into independent components (as much as possible) + \item \textit{Framework} provides glue between these + \item Components are developed independently by small groups + \item End user assembles all code: no central control, no authorative version + \item Framework itself does no real work + \item Components don't interact directly with each other + \end{itemize} +} + +\frame { \frametitle{Cactus History} + \begin{itemize} + \item Direct descendant of many years of code development in Ed Seidel's group of + researchers at NCSA + \item 1995, Paul Walker, Joan Masso, Ed Seidel, and John Shalf: Cactus~1.0 + \item Originally for numerical relativity + \item Over the years generalized for use by scientists in other domains + \end{itemize} +} + +\frame { \frametitle{Current Users and Developers} + \centering + \includegraphics[height=7cm]{groups_map}\\ +} + +\frame { \frametitle{Covers} + \hspace{0cm}\includegraphics[height=3.5cm]{covers/ACMCommunications} + \hspace{1cm}\includegraphics[height=3.5cm]{covers/FutureTechPhysCosm} + \hspace{1cm}\includegraphics[height=3.5cm]{covers/Gravity}\\\vspace{-1.5cm} + \hspace{1cm}\includegraphics[height=3.5cm]{covers/max-planck-research2} + \hspace{1cm}\includegraphics[height=3.5cm]{covers/nsffy2006budgetcover} + \hspace{1cm}\includegraphics[height=3.5cm]{covers/mmcover}\\\vspace{-1.5cm} + \hspace{2cm}\includegraphics[height=3.5cm]{covers/visprocessingtensor} + \hspace{1.5cm}\includegraphics[height=3.5cm]{covers/PetascaleComputingBook} + \hspace{1cm}\includegraphics[height=3.5cm]{covers/NR689} +} + +\frame { \frametitle{Cactus Funding} + \begin{itemize} + \item Organizations: + \begin{itemize} + \item Max-Planck-Gesellschaft + \item Center for Computation \& Technology at LSU + \item National Center for Supercomputing Applications + \item Lawrence Berkeley National Laboratory + \item Washington University + \item University of TÃ¼bingen + \end{itemize} + \item Grants: + \begin{itemize} + \item NSF (PHY-9979985, 0540374, 0653303, 0701491, 0701566, + PIF-0904015, 0903973, 0903782) + \item Europ. Commission (HPRN-CT-2000-00137, IST-2001-32133) + \item DFN-Verein (TK 6-2-AN 200) + \item DFG (TiKSL) + \item ONR (COMI) + \item DOE/BOR (OE DE-FG02-04ER46136, BOR DOE/LEQSF) + \end{itemize} + \end{itemize} +} + +% Copied from web site +\begin{frame} \frametitle{Cactus Awards} + \begin{tabular}{ll} + IEEE SCALE09 Challenge Winner & 2009\\ + IEEE Sidney Fernback Award & 2006\\ + High-Performance Bandwidth Challenge & SC2002\\ + High-Performance Computing Challenge & SC2002\\ + Gordon Bell Prize for Supercomputing & SC2001\\ + HPC ``Most Stellar'' Challenge Award & SC1998\\ + Heinz Billing Prize for Scientific Computing & 1998 + \end{tabular} +\end{frame} + +\begin{frame} \frametitle{The Flesh} + \begin{itemize} + \item The \textbf{flesh} is the central component of Cactus. It interfaces + with modular components called \textbf{thorns}. The flesh provides: + \begin{columns}[t] + \column{.6\textwidth} + \begin{itemize} + \item Variables \& Data Types + \item Parameters + \item Functions for: + \begin{itemize} + \item Parallelisation + \item Input/Output + \item Coordinates + \item Reduction + \item Interpolation + \item Information + \end{itemize} + \item Staggering + \begin{itemize} + \item Indexing + \item Ghostzones + \end{itemize} + \end{itemize} + + \column{.3\textwidth} + \begin{center} + \begin{figure}[h] + \includegraphics[width=40mm]{cactusflesh} + \end{figure} + \end{center} + \end{columns} + \end{itemize} + \end{frame} + +\begin{frame} \frametitle{Thorns} + \begin{itemize} + \item Some thorns provide additional functionality, while others serve as applications. + \item Thorns are grouped into \textbf{arrangements} which supply some common functionality. + \item Example thorns: + \\ \vspace{12pt} + \small + \begin{tabular}{ll} + \textit{CactusIO} & input and output operations\\ + \ \textbf{CactusIOJpeg} & JPEG image data compression and writing operations\\ + \textit{CactusConnect} & networking\\ + \ \textbf{HTTPD} & starts the HTTP daemon for remote connections\\ + \textit{PUGH} & unigrid driver + tools; reductions and interpolations\\ + \ \textbf{PUGH} & unigrid driver handles grid scalars, arrays and functions\\ + \end{tabular} + \end{itemize} +\end{frame} + + +% Should put more here. +\begin{frame} \frametitle{Application Toolkits} + \begin{columns}[t] + \column{.5\textwidth} + \begin{center} + \begin{figure} + \includegraphics[width=0.4\textwidth]{einstein} + \end{figure} + \end{center} + + \justifying The \textbf{Cactus Computational Toolkit} is a collection of + arrangements that provides general computational infrastructure. + + \column{.5\textwidth} + \justifying The \textbf{Einstein Toolkit} is a collection of arrangements for + computational relativity. The toolkit includes a vacuum spacetime solver + (McLachlan), a relativistic hydrodynamics solver, along with thorns for initial + data, analysis and computational infrastructure. + \begin{center} + \begin{figure} + \includegraphics[width=20mm]{cactuslogo} + \end{figure} + \end{center} + \end{columns} +\end{frame} + +\frame { \frametitle{Typical list of component tasks} + \abspic{puzzle}{0.0}{0.6}{0.4} + \begin{itemize} + \item Evolution systems + \item Boundary conditions + \item Initial conditions + \item Time stepping method + \item Finite Difference methods + \item Simulation grid (distributed arrays) + \item I/O (more on next slide) + \item Simulation domain specification + \item Termination condition + \item Twitter client + \end{itemize} +} + +\frame { \frametitle{I/O Capabilities} + Usual I/O and checkpointing in different formats: + \begin{columns}[t] + \column{.6\textwidth} + \begin{itemize} + \item Screen output + \item ASCII file output + \item HDF5 file in-/output + \item Online Jpeg rendering + \item Online VisIt visualization + \end{itemize} + + \column{.3\textwidth} + \begin{center} + \begin{figure}[h] + \includegraphics[width=40mm]{viz} + \end{figure} + \end{center} + \end{columns} +} + +\frame { \frametitle{More Capabilities: Grids, Boundaries, Symmetries} + \begin{columns}[t] + \column{.5\textwidth} + \begin{itemize} + \item Grids + \begin{itemize} + \item Only structured meshes (at the moment) + \item Unigrid (PUGH) + \item Adaptive Mesh Refinement (Carpet) + \end{itemize} + \item Boundaries / Symmetries + \begin{itemize} + \item Periodic + \item Static + \item Mirror symmetries + \item Rotational symmetries + \item Problemspecific boundaries + \end{itemize} + \end{itemize} + + + \column{.4\textwidth} + \begin{center} + \begin{figure}[h] + \includegraphics[width=45mm]{amr} + \end{figure} + \end{center} + \end{columns} +} + +\frame { \frametitle{The Cactus Computational Toolkit} + \begin{columns}[t] + \column{.3\textwidth} + \begin{center} + \begin{figure} + \includegraphics[height=40mm]{potcact} + \end{figure} + \end{center} + + + \column{.6\textwidth} + Core modules (thorns) providing many basic utilities: + \begin{itemize} + \item I/O methods + \item Boundary conditions + \item Parallel unigrid driver + \item Reduction and Interpolation operators + \item Interface to external elliptic solvers + \item Web-based interaction and monitoring interface + \item Simple example thorns (wavetoy) + \end{itemize} + \end{columns} +} + +\frame { \frametitle{Many arrangements with many modules...} + \begin{tabular}{ll} + CactusBase& Basic utility and interface thorns\\ + CactusBench& Benchmark utility thorns\\ + CactusConnect& Network utility thorns\\ + CactusElliptic& Elliptic solvers / interface thorns\\ + CactusExamples& Example thorns\\ + CactusExternal& External library interface thorns\\ + CactusIO& General I/O thorns\\ + CactusNumerical& General numerical methods\\ + CactusPUGH& Cactus Unigrid Driver thorn\\ + CactusPUGHIO& I/O thorns specifix for PUGH driver\\ + CactusTest& Thorns for Cactus testing\\ + CactusUtils& Misc. utility thorns\\ + CactusWave& Wave example thorns\\ + \end{tabular} +} + + +\end{document} + File [added]: recompile Delta lines: +14 -0 =================================================================== --- cactus_intro/recompile (rev 0) +++ cactus_intro/recompile 2013-07-23 18:33:22 UTC (rev 2) @@ -0,0 +1,14 @@ +#!/bin/bash + +function pdf { + NAME=$1 + pdflatex $NAME.tex + pgrep -f "xpdf -remote 127.0.0.1 $NAME.pdf" 2>&1 > /dev/null + if [ $? == 0 ]; then + xpdf -remote 127.0.0.1 -reload -raise + else + xpdf -remote 127.0.0.1 $NAME.pdf & + fi +} + +pdf cactus_intro Property changes on: cactus_intro/recompile ___________________________________________________________________

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[svn:einsteintoolkit] Workshop_Summer_2013/ (Rev. 1)
by rhaas＠tapir.caltech.edu 23 Jul '13

23 Jul '13

User: rhaas Date: 2013/07/23 01:30 PM Added: / README Log: add some content to make git happy File Changes: Directory: / ============ File [added]: README Delta lines: +1 -0 =================================================================== --- README (rev 0) +++ README 2013-07-23 18:30:44 UTC (rev 1) @@ -0,0 +1 @@ +talks and material for ET New User Workshop that is part of CGWAS 2013

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[McLachlan]McLachlan branch, rewrite, updated. ET_2013_05_v0-17-gbdeda14
by Carpet git repositories 23 Jul '13

23 Jul '13

1 0

[McLachlan]McLachlan branch, rewrite, updated. ET_2013_05_v0-16-g612524d
by Carpet git repositories 23 Jul '13

23 Jul '13

1 0

[McLachlan]McLachlan branch, rewrite, updated. ET_2013_05_v0-15-g99fd208
by Carpet git repositories 23 Jul '13

23 Jul '13

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "McLachlan". The branch, rewrite has been updated via 99fd208633891518f6a5062e2df7a7b8b61be242 (commit) from 80a0628ce41c1f30397a34f050267efc1c184578 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit 99fd208633891518f6a5062e2df7a7b8b61be242 Author: Erik Schnetter <schnetter(a)gmail.com> Date: Tue Jul 23 10:58:56 2013 -0400 Many corrections, and some changes to ensure compatibility with existing test cases. 6 out of 9 test cases succeed so far. ----------------------------------------------------------------------- Summary of changes: ML_BSSN_Test/test/ML_BSSN_EE_sgw3d.par | 26 +- .../ML_BSSN_EE_sgw3d/{phi.x.asc => phiW.x.asc} | 0 ML_BSSN_Test/test/ML_BSSN_EE_sgw3d_rhs.par | 22 +- .../ML_BSSN_EE_sgw3d_rhs/{phi.x.asc => phiW.x.asc} | 0 .../ML_BSSN_EE_sgw3d_rhs/{phi.y.asc => phiW.y.asc} | 0 .../ML_BSSN_EE_sgw3d_rhs/{phi.z.asc => phiW.z.asc} | 0 .../{phirhs.x.asc => phiWrhs.x.asc} | 0 .../{phirhs.y.asc => phiWrhs.y.asc} | 0 .../{phirhs.z.asc => phiWrhs.z.asc} | 0 ML_BSSN_Test/test/ML_BSSN_MP_O8_bh.par | 28 +- .../ML_BSSN_MP_O8_bh/{phi.0.z.asc => phiW.0.z.asc} | 0 .../ML_BSSN_MP_O8_bh/{phi.1.z.asc => phiW.1.z.asc} | 0 .../ML_BSSN_MP_O8_bh/{phi.2.z.asc => phiW.2.z.asc} | 0 .../ML_BSSN_MP_O8_bh/{phi.3.z.asc => phiW.3.z.asc} | 0 .../ML_BSSN_MP_O8_bh/{phi.4.z.asc => phiW.4.z.asc} | 0 .../ML_BSSN_MP_O8_bh/{phi.5.z.asc => phiW.5.z.asc} | 0 .../ML_BSSN_MP_O8_bh/{phi.6.z.asc => phiW.6.z.asc} | 0 ML_BSSN_Test/test/ML_BSSN_NewRad.par | 18 +- .../test/ML_BSSN_NewRad/{phi.x.asc => phiW.x.asc} | 0 .../ML_BSSN_NewRad/{phirhs.x.asc => phiWrhs.x.asc} | 0 ML_BSSN_Test/test/ML_BSSN_O8_sgw3d.par | 24 +- .../ML_BSSN_O8_sgw3d/{phi.x.asc => phiW.x.asc} | 0 ML_BSSN_Test/test/ML_BSSN_sgw3d.par | 22 +- .../test/ML_BSSN_sgw3d/{phi.x.asc => phiW.x.asc} | 0 ML_BSSN_Test/test/ML_BSSN_sgw3d_harmonic.par | 19 +- .../{phi.x.asc => phiW.x.asc} | 0 ML_BSSN_Test/test/ML_BSSN_sgw3d_harmonic_phi.par | 10 +- ML_BSSN_Test/test/ML_BSSN_sgw3d_rhs.par | 12 +- ML_CCZ4_Test/test/ML_CCZ4_sgw3d.par | 8 +- ML_CCZ4_Test/test/ML_CCZ4_sgw3d_rhs.par | 8 +- m/Makefile | 11 +- m/McLachlan_BSSN.m | 682 ++++++++++++++------ m/prototype/ML_BSSN_Helper/schedule.ccl | 27 +- m/prototype/ML_BSSN_Helper/src/ADMBase_SelectBCs.c | 31 + m/prototype/ML_BSSN_Helper/src/NewRad.c | 12 +- m/prototype/ML_BSSN_Helper/src/SetGroupTags.c | 10 +- m/prototype/ML_BSSN_Helper/src/make.code.defn | 2 +- 37 files changed, 647 insertions(+), 325 deletions(-) rename ML_BSSN_Test/test/ML_BSSN_EE_sgw3d/{phi.x.asc => phiW.x.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_EE_sgw3d_rhs/{phi.x.asc => phiW.x.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_EE_sgw3d_rhs/{phi.y.asc => phiW.y.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_EE_sgw3d_rhs/{phi.z.asc => phiW.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_EE_sgw3d_rhs/{phirhs.x.asc => phiWrhs.x.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_EE_sgw3d_rhs/{phirhs.y.asc => phiWrhs.y.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_EE_sgw3d_rhs/{phirhs.z.asc => phiWrhs.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_MP_O8_bh/{phi.0.z.asc => phiW.0.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_MP_O8_bh/{phi.1.z.asc => phiW.1.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_MP_O8_bh/{phi.2.z.asc => phiW.2.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_MP_O8_bh/{phi.3.z.asc => phiW.3.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_MP_O8_bh/{phi.4.z.asc => phiW.4.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_MP_O8_bh/{phi.5.z.asc => phiW.5.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_MP_O8_bh/{phi.6.z.asc => phiW.6.z.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_NewRad/{phi.x.asc => phiW.x.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_NewRad/{phirhs.x.asc => phiWrhs.x.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_O8_sgw3d/{phi.x.asc => phiW.x.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_sgw3d/{phi.x.asc => phiW.x.asc} (100%) rename ML_BSSN_Test/test/ML_BSSN_sgw3d_harmonic/{phi.x.asc => phiW.x.asc} (100%) create mode 100644 m/prototype/ML_BSSN_Helper/src/ADMBase_SelectBCs.c hooks/post-receive -- McLachlan

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