[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
03/04: talks: Add FOSDEM HPC talk.
|
From: |
Ludovic Courtès |
|
Subject: |
03/04: talks: Add FOSDEM HPC talk. |
|
Date: |
Mon, 6 Feb 2023 07:53:42 -0500 (EST) |
civodul pushed a commit to branch master
in repository maintenance.
commit fed7744e611876051d5e5733cd0fe786da5d6e34
Author: Ludovic Courtès <ludo@gnu.org>
AuthorDate: Wed Feb 1 12:45:34 2023 +0100
talks: Add FOSDEM HPC talk.
* talks/fosdem-2023/hpc: New directory.
---
talks/fosdem-2023/hpc/.gitignore | 1 +
talks/fosdem-2023/hpc/images/big-picture-3.pdf | 1 +
talks/fosdem-2023/hpc/images/eigen-users.fdp | 1 +
.../hpc/images/gamblin-binary-portability.png | 1 +
.../hpc/images/guixhpc-logo-transparent.pdf | 1 +
talks/fosdem-2023/hpc/images/inria-white-2019.pdf | 1 +
.../hpc/images/supercomputer-us-doe.jpg | 1 +
.../hpc/images/tandem-jules-beau-1896.jpg | 1 +
talks/fosdem-2023/hpc/rules.ini | 25 ++
talks/fosdem-2023/hpc/talk.tex | 497 +++++++++++++++++++++
10 files changed, 530 insertions(+)
diff --git a/talks/fosdem-2023/hpc/.gitignore b/talks/fosdem-2023/hpc/.gitignore
new file mode 100644
index 0000000..479731d
--- /dev/null
+++ b/talks/fosdem-2023/hpc/.gitignore
@@ -0,0 +1 @@
+images/eigen-users.pdf
diff --git a/talks/fosdem-2023/hpc/images/big-picture-3.pdf
b/talks/fosdem-2023/hpc/images/big-picture-3.pdf
new file mode 120000
index 0000000..fb4f713
--- /dev/null
+++ b/talks/fosdem-2023/hpc/images/big-picture-3.pdf
@@ -0,0 +1 @@
+../../../jcad-2021/images/big-picture-3.pdf
\ No newline at end of file
diff --git a/talks/fosdem-2023/hpc/images/eigen-users.fdp
b/talks/fosdem-2023/hpc/images/eigen-users.fdp
new file mode 120000
index 0000000..3f234ff
--- /dev/null
+++ b/talks/fosdem-2023/hpc/images/eigen-users.fdp
@@ -0,0 +1 @@
+../../../jcad-2021/images/eigen-users.fdp
\ No newline at end of file
diff --git a/talks/fosdem-2023/hpc/images/gamblin-binary-portability.png
b/talks/fosdem-2023/hpc/images/gamblin-binary-portability.png
new file mode 120000
index 0000000..a2eb8c4
--- /dev/null
+++ b/talks/fosdem-2023/hpc/images/gamblin-binary-portability.png
@@ -0,0 +1 @@
+../../../jcad-2021/images/gamblin-binary-portability.png
\ No newline at end of file
diff --git a/talks/fosdem-2023/hpc/images/guixhpc-logo-transparent.pdf
b/talks/fosdem-2023/hpc/images/guixhpc-logo-transparent.pdf
new file mode 120000
index 0000000..6147e16
--- /dev/null
+++ b/talks/fosdem-2023/hpc/images/guixhpc-logo-transparent.pdf
@@ -0,0 +1 @@
+../../../jcad-2021/images/guixhpc-logo-transparent.pdf
\ No newline at end of file
diff --git a/talks/fosdem-2023/hpc/images/inria-white-2019.pdf
b/talks/fosdem-2023/hpc/images/inria-white-2019.pdf
new file mode 120000
index 0000000..0c7c223
--- /dev/null
+++ b/talks/fosdem-2023/hpc/images/inria-white-2019.pdf
@@ -0,0 +1 @@
+/home/ludo/src/guix-maintenance/talks/fosdem-2020/guix-jupyter/images/inria-white-2019.pdf
\ No newline at end of file
diff --git a/talks/fosdem-2023/hpc/images/supercomputer-us-doe.jpg
b/talks/fosdem-2023/hpc/images/supercomputer-us-doe.jpg
new file mode 120000
index 0000000..0f39166
--- /dev/null
+++ b/talks/fosdem-2023/hpc/images/supercomputer-us-doe.jpg
@@ -0,0 +1 @@
+../../../jcad-2021/images/supercomputer-us-doe.jpg
\ No newline at end of file
diff --git a/talks/fosdem-2023/hpc/images/tandem-jules-beau-1896.jpg
b/talks/fosdem-2023/hpc/images/tandem-jules-beau-1896.jpg
new file mode 120000
index 0000000..fcfbe87
--- /dev/null
+++ b/talks/fosdem-2023/hpc/images/tandem-jules-beau-1896.jpg
@@ -0,0 +1 @@
+../../../jcad-2021/images/tandem-jules-beau-1896.jpg
\ No newline at end of file
diff --git a/talks/fosdem-2023/hpc/rules.ini b/talks/fosdem-2023/hpc/rules.ini
new file mode 100644
index 0000000..0509310
--- /dev/null
+++ b/talks/fosdem-2023/hpc/rules.ini
@@ -0,0 +1,25 @@
+;; Rules for Rubber.
+
+[dot-pdf]
+target = (.*)\.pdf
+source = \1.dot
+rule = shell
+cost = 0
+command = dot -Tpdf -Gratio=.78 -o $target $source
+message = rendering $source into $target
+
+[fdp-pdf]
+target = (.*)\.pdf
+source = \1.fdp
+rule = shell
+cost = 0
+command = fdp -Tpdf -Gratio=.78 -o $target $source
+message = rendering $source into $target (FDP)
+
+[svg-pdf]
+target = (.*)\.pdf
+source = \1.svg
+rule = shell
+cost = 1
+command = inkscape --export-pdf=$target $source
+message = converting $source to $target
diff --git a/talks/fosdem-2023/hpc/talk.tex b/talks/fosdem-2023/hpc/talk.tex
new file mode 100644
index 0000000..bc836fd
--- /dev/null
+++ b/talks/fosdem-2023/hpc/talk.tex
@@ -0,0 +1,497 @@
+% The comment below tells Rubber to compile the .dot files.
+%
+% rubber: module graphics
+% rubber: rules rules.ini
+
+% Make sure URLs are broken on hyphens.
+% See <https://tex.stackexchange.com/questions/3033/forcing-linebreaks-in-url>.
+\RequirePackage[hyphens]{url}
+
+\documentclass[aspectratio=169]{beamer}
+
+\usetheme{default}
+
+\usefonttheme{structurebold}
+
+% Nice sans-serif font.
+\usepackage[sfdefault,lining]{FiraSans} %% option 'sfdefault' activates Fira
Sans as the default text font
+\renewcommand*\oldstylenums[1]{{\firaoldstyle #1}}
+
+% Nice monospace font.
+\usepackage{inconsolata}
+
+\usepackage[utf8]{inputenc}
+\PassOptionsToPackage{hyphens}{url}\usepackage{hyperref,xspace,multicol}
+
+\usepackage[absolute,overlay]{textpos}
+\usepackage{tikz}
+\usetikzlibrary{arrows,shapes,trees,shadows,positioning,backgrounds}
+\usepackage{fancyvrb} % for '\Verb'
+\usepackage{xifthen} % for '\isempty'
+
+% Remember the position of every picture.
+\tikzstyle{every picture}+=[remember picture]
+
+\tikzset{onslide/.code args={<#1>#2}{%
+ \only<#1>{\pgfkeysalso{#2}} % \pgfkeysalso doesn't change the path
+}}
+
+% Colors.
+\definecolor{guixred1}{RGB}{226,0,38} % red P
+\definecolor{guixorange1}{RGB}{243,154,38} % guixorange P
+\definecolor{guixyellow}{RGB}{254,205,27} % guixyellow P
+\definecolor{guixred2}{RGB}{230,68,57} % red S
+\definecolor{guixred3}{RGB}{115,34,27} % dark red
+\definecolor{guixorange2}{RGB}{236,117,40} % guixorange S
+\definecolor{guixtaupe}{RGB}{134,113,127} % guixtaupe S
+\definecolor{guixgrey}{RGB}{91,94,111} % guixgrey S
+\definecolor{guixdarkgrey}{RGB}{46,47,55} % guixdarkgrey S
+\definecolor{guixblue1}{RGB}{38,109,131} % guixblue S
+\definecolor{guixblue2}{RGB}{10,50,80} % guixblue S
+\definecolor{guixgreen1}{RGB}{133,146,66} % guixgreen S
+\definecolor{guixgreen2}{RGB}{157,193,7} % guixgreen S
+
+\setbeamerfont{title}{size=\huge}
+\setbeamerfont{frametitle}{size=\huge}
+\setbeamerfont{normal text}{size=\Large}
+
+% White-on-black color theme.
+\setbeamercolor{structure}{fg=guixorange1,bg=black}
+\setbeamercolor{title}{fg=white,bg=black}
+\setbeamercolor{date}{fg=guixorange1,bg=black}
+\setbeamercolor{frametitle}{fg=white,bg=black}
+\setbeamercolor{titlelike}{fg=white,bg=black}
+\setbeamercolor{normal text}{fg=white,bg=black}
+\setbeamercolor{alerted text}{fg=guixyellow,bg=black}
+\setbeamercolor{section in toc}{fg=white,bg=black}
+\setbeamercolor{section in toc shaded}{fg=white,bg=black}
+\setbeamercolor{subsection in toc}{fg=guixorange1,bg=black}
+\setbeamercolor{subsection in toc shaded}{fg=white,bg=black}
+\setbeamercolor{subsubsection in toc}{fg=guixorange1,bg=black}
+\setbeamercolor{subsubsection in toc shaded}{fg=white,bg=black}
+\setbeamercolor{frametitle in toc}{fg=white,bg=black}
+\setbeamercolor{local structure}{fg=guixorange1,bg=black}
+
+\newcommand{\highlight}[1]{\alert{\textbf{#1}}}
+
+\title{Reproducibility and performance: why choose?}
+
+\author{Ludovic Courtès}
+\date{\small{FOSDEM, 5 February 2023}}
+
+\setbeamertemplate{navigation symbols}{} % remove the navigation bar
+
+
+\newcommand{\screenshot}[2][width=\paperwidth]{
+ \begin{frame}[plain]
+ \begin{tikzpicture}[remember picture, overlay]
+ \node [at=(current page.center), inner sep=0pt]
+ {\includegraphics[{#1}]{#2}};
+ \end{tikzpicture}
+ \end{frame}
+}
+
+
+\begin{document}
+
+\begin{frame}[plain, fragile]
+ \begin{tikzpicture}[overlay]
+ \node [at=(current page.center)] {
+ % https://images.bnf.fr/#/detail/1535157/9
+ \includegraphics[width=1.5\textwidth]{images/tandem-jules-beau-1896}
+ };
+ \node [at=(current page.center), fill=guixorange2, opacity=.4,
+ text width=1.3\textwidth, text height=\textheight] {
+ };
+ \node [at=(current page.south east), anchor=south east, inner sep=5mm] {
+ {\includegraphics[width=0.2\paperwidth]{images/inria-white-2019}}
+ };
+ \end{tikzpicture}
+
+ \vspace{20mm}
+ \Huge{\textbf{Reproducibility \& performance:\\
+ Why choose?}}
+ \\[15mm]
+ \large{Ludovic Courtès}
+ \\[2mm]
+ \alert{\textbf{FOSDEM}}, \oldstylenums{5 February 2023}
+ \vfill{}
+
+\end{frame}
+
+\setbeamercolor{normal text}{bg=white}
+\begin{frame}[plain]
+ \includegraphics[width=\textwidth]{images/big-picture-3}
+\end{frame}
+
+\setbeamercolor{normal text}{bg=guixgrey}
+\begin{frame}[fragile]
+ \LARGE\textbf{Reproducible environments: 2 files, 2 commands}
+ \\[2cm]
+ \LARGE{
+ \begin{enumerate}
+ \item \texttt{guix describe -f channels > \highlight{channels.scm}}
+ \item{ \begin{semiverbatim}
+guix time-machine -C \highlight{channels.scm} -- \\
+ shell -m \highlight{manifest.scm}
+ \end{semiverbatim}}
+ \end{enumerate}
+ }
+\end{frame}
+
+\setbeamercolor{normal text}{fg=black,bg=guixtaupe}
+\begin{frame}[plain, fragile]
+ \begin{tikzpicture}[overlay]
+ \node [at=(current page.center)] {
+ \includegraphics[width=\paperwidth]{images/supercomputer-us-doe}
+ };
+ \end{tikzpicture}
+
+ \vfill{}
+ \Huge{\textbf{Two obsessions: MPI and AVX.}}
+\end{frame}
+
+\begin{frame}[plain, fragile]
+ \begin{tikzpicture}[overlay]
+ \node [at=(current page.center), inner sep=0pt, rotate=5,
+ drop shadow={opacity=0.7, fill=black}, draw, color=black, line width=1pt]
+
{\includegraphics[width=0.9\paperwidth]{images/gamblin-binary-portability}};
+
+ \node(ref) [at=(current page.south), anchor=south, color=guixdarkgrey,
rounded corners,
+ fill=white, opacity=.7, text opacity=1, inner sep=3mm]
+
{\url{https://trex-coe.eu/events/trex-build-system-hackathon-8-12-nov-2021}};
+ \node [at=(ref.north east), anchor=south east, color=guixdarkgrey, inner
sep=3mm, outer sep=3mm] {
+ Todd Gamblin (Spack)
+ };
+
+ \end{tikzpicture}
+\end{frame}
+
+\setbeamercolor{normal text}{fg=black,bg=guixgreen2}
+\begin{frame}[plain]
+ \vspace{12mm}
+ \Huge{\textbf{The jungle\\ of vector extensions.}}
+\end{frame}
+
+\setbeamercolor{normal text}{fg=black,bg=guixtaupe}
+
+\begin{frame}[plain, fragile]
+ \begin{tikzpicture}[
+ box/.style = { fill=guixblue2, inner sep=3mm, rounded corners,
font=\LARGE\bf }
+ ]
+ \matrix[row sep=15mm, column sep=12mm] {
+ \node(sse2) [box, draw=guixorange1, thick] {SSE2 (ca. 2003)}; & &
\node(avx512) [box] {AVX-512 (2013)}; \\
+ \node(sse3) [box] {SSE3}; & \node {\LARGE\textbf{x86\_64}}; &
\node(avx2) [box] {AVX2}; \\
+ \node(ssse3) [box] {SSSE3}; & & \node(avx) [box] {AVX}; \\
+ };
+
+ \path[very thick, draw=guixorange1] (sse2) edge [->] (sse3);
+ \path[very thick, draw=guixorange1] (sse3) edge [->] (ssse3);
+ \path[very thick, draw=guixorange1] (ssse3) edge [->] (avx);
+ \path[very thick, draw=guixorange1] (avx) edge [->] (avx2);
+ \path[very thick, draw=guixorange1] (avx2) edge [->] (avx512);
+ \end{tikzpicture}
+\end{frame}
+
+\begin{frame}[plain, fragile]
+ \begin{tikzpicture}[
+ box/.style = { fill=guixblue2, inner sep=3mm, rounded corners,
font=\Large }
+ ]
+ \matrix[row sep=12mm, column sep=17mm] {
+ \node(bonnel) [box] {bonnel}; & \node(haswell) [box] {haswell};
& \node(broadwell) [box] {broadwell}; \\
+ \node(silvermont) [box] {silvermont}; & \node(ivybridge) [box]
{ivybridge}; & \node(skylake) [box] {skylake}; \\
+ \node(core2) [box] {core2}; & \node(sandybridge) [box]
{sandybridge}; & \node(skylake-avx512) [box] {skylake-avx512}; \\
+ \node(nehalem) [box] {nehalem}; & \node(westmere) [box]
{westmere}; & \node(etc) [box] {\textit{etc}...}; \\
+ };
+
+ \path[very thick, draw=guixorange1, ->] (bonnel) edge (silvermont);
+ \path[very thick, draw=guixorange1, ->] (silvermont) edge (core2);
+ \path[very thick, draw=guixorange1, ->] (core2) edge (nehalem);
+ \path[very thick, draw=guixorange1, ->] (nehalem) edge (westmere);
+ \path[very thick, draw=guixorange1, ->] (westmere) edge (sandybridge);
+ \path[very thick, draw=guixorange1, ->] (sandybridge) edge (ivybridge);
+ \path[very thick, draw=guixorange1, ->] (ivybridge) edge (haswell);
+ \path[very thick, draw=guixorange1, ->] (haswell) edge (broadwell);
+ \path[very thick, draw=guixorange1, ->] (broadwell) edge (skylake);
+ \path[very thick, draw=guixorange1, ->] (skylake) edge (skylake-avx512);
+ \path[very thick, draw=guixorange1, ->] (skylake-avx512) edge (etc);
+ \end{tikzpicture}
+\end{frame}
+
+\begin{frame}[plain, fragile]
+ \vspace{2cm}
+ \Large{
+ \begin{tabular}{lrr}
+ \textbf{code} & \textbf{GEMM 240x240x240} \\
+ Eigen (x86\_64 baseline) & 11 Gflops/s \\
+ Eigen \texttt{-march=westmere} & 12 Gflops/s \\
+ Eigen \texttt{-march=sandybridge} & 20 Gflops/s \\
+ Eigen \texttt{-march=skylake} & \textbf{36} Gflops/s \\
+ OpenBLAS & 16 Gflops/s \\
+ \end{tabular}
+ }
+
+ \vfill{}
+ \small{\texttt{guix shell eigen-benchmarks -- benchBlasGemm 240 240 240},
Intel CORE i7}
+
+ \begin{tikzpicture}[overlay]
+ \node at (13,4) [shape=circle, fill=guixorange2, inner sep=3mm] {
+ \LARGE{\textbf{x3}}
+ };
+ \end{tikzpicture}
+\end{frame}
+
+%% \begin{frame}[plain, fragile]
+%% \begin{semiverbatim}
+%% $ \alert{spack} spec netcdf-c
+%% Concretized
+%% --------------------------------
+%% netcdf-c@4.8.1\textsf{...} arch=linux-ubuntu18.04-\alert{skylake_avx512}
+%% ^hdf5@1.10.7\textsf{...}
arch=linux-ubuntu18.04-\alert<2->{skylake_avx512}
+%% ^cmake@3.21.4\textsf{...}
arch=linux-ubuntu18.04-\alert<3->{skylake_avx512}
+%% ^ncurses@6.2\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^pkgconf@1.8.0\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^openssl@1.1.1l\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^perl@5.34.0\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^berkeley-db@18.1.40\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^bzip2@1.0.8\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^diffutils@3.8\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^libiconv@1.16\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^gdbm@1.19\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^readline@8.1\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% ^zlib@1.2.11\textsf{...}
arch=linux-ubuntu18.04-\alert<4->{skylake_avx512}
+%% \end{semiverbatim}
+
+%% \begin{tikzpicture}[overlay]
+%% \node<4> [at=(current page.south), anchor=south, inner sep=3mm,
+%% outer sep=3mm,
+%% text=white, fill=black, rounded corners, opacity=.4, text opacity=1] {
+%% \url{https://spack.readthedocs.io/en/latest/getting_started.html}
+%% };
+
+%% \node<5> [at=(current page.center)] {
+%% \includegraphics[height=.9\textheight]{images/xkcd-compiling}
+%% };
+%% \node<5> [at=(current page.west), anchor=north, inner sep=3mm,
+%% outer sep=3mm, rotate=90,
+%% text=white, fill=black, rounded corners, opacity=.4, text opacity=1] {
+%% \url{https://xkcd.com/303/}
+%% };
+%% \end{tikzpicture}
+%% \end{frame}
+
+\setbeamercolor{normal text}{fg=black,bg=guixorange1}
+\begin{frame}[plain]
+ \begin{tikzpicture}[overlay]
+ \node at (current page.center) [anchor=center,
+ inner sep=-10mm, shape=star, star points=9,
+ fill=white, text=guixdarkgrey] {
+ \LARGE{\textbf{Function multi-versioning!}}
+ };
+ \end{tikzpicture}
+\end{frame}
+
+\setbeamercolor{normal text}{fg=black,bg=guixtaupe}
+
+\begin{frame}[plain, fragile]
+ \begin{tikzpicture}[
+ box/.style = { inner sep=3mm, rounded corners, font=\Large },
+ crypto/.style = { box, fill=guixblue2 },
+ linalg/.style = { box, fill=guixblue1 },
+ multip/.style = { box, fill=guixdarkgrey },
+ lang/.style = { box, fill=guixred2 },
+ ]
+ \matrix[row sep=12mm, column sep=20mm] {
+ \node[box]{GNU libc}; & \node[crypto]{Libgcrypt}; &
\node[crypto]{Nettle}; \\
+ \node[linalg]{OpenBLAS}; & \node[linalg]{BLIS}; & \node[linalg]{FFTW}; \\
+ \node[multip]{GMP}; & \node[lang]{Julia}; & \node[lang]{Rust}; \\
+ };
+ \end{tikzpicture}
+\end{frame}
+
+\begin{frame}[plain, fragile]
+ \Large{
+ \begin{semiverbatim}
+void my_func (double *array)
+ __attribute__ ((\alert{target_clones} ("arch=skylake", "default")));
+
+void my_func (double *array)
+\{
+ \textrm{...}
+\}
+ \end{semiverbatim}
+ }
+
+ \begin{tikzpicture}[overlay]
+ \node<2> [at=(current page.south), anchor=south, rounded corners, inner
sep=3mm, fill=guixdarkgrey, text opacity=1, opacity=.6, text=white, outer
sep=3mm] {
+
\small{\url{https://hpc.guix.info/blog/2018/01/pre-built-binaries-vs-performance/}}
+ };
+ \end{tikzpicture}
+\end{frame}
+
+% generate patch -> applicability?
+
+% (note: simdjson does FMV
+%
<https://github.com/simdjson/simdjson/blob/master/doc/implementation-selection.md>)
+
+% Problem: Eigen, etc.
+
+\setbeamercolor{normal text}{fg=black,bg=white}
+\begin{frame}[plain, fragile]
+ \begin{tikzpicture}[overlay]
+ \node [at=(current page.center), shape=star, star points=9, fill=white,
inner sep=7mm] {};
+
+ \node [at=(current page.center)] {
+ \includegraphics[width=\paperwidth]{images/eigen-users}
+ };
+
+ \begin{scope}[on background layer]
+ \node<2-> [at=(current page.center), text width=\paperwidth, text
height=\paperheight,
+ fill=guixred3, opacity=.9] {};
+ \end{scope}
+
+ \node<3> [at=(current page.south), anchor=south, rounded corners, inner
sep=3mm, fill=guixdarkgrey, text opacity=1, opacity=.6, text=white, outer
sep=3mm] {
+ \url{https://gitlab.com/libeigen/eigen/-/issues/2344}
+ };
+ \end{tikzpicture}
+
+ \begin{semiverbatim}
+ \only<3->{
+ \LARGE{
+#ifdef \alert{__AVX512F__}
+ \textrm{...}
+#elif defined \alert{__AVX__}
+ \textrm{...}
+
+#else
+// Unoptimized baseline code.
+#endif
+}}
+ \end{semiverbatim}
+\end{frame}
+
+\setbeamercolor{normal text}{fg=black,bg=white}
+\begin{frame}[plain]
+ \begin{tikzpicture}[overlay]
+ \node at (current page.center) [anchor=center,
+ inner sep=-30mm, shape=star, star points=9,
+ fill=guixorange1, text=black] {
+ \Huge{\textbf{Package multi-versioning!}}
+ };
+ \end{tikzpicture}
+\end{frame}
+
+\setbeamercolor{normal text}{fg=black,bg=guixtaupe}
+\begin{frame}[plain, fragile]
+ \begin{semiverbatim}
+ \Large{
+\$ guix \alert{shell} eigen-benchmarks -- \\
+ benchBlasGemm 240 240 240
+240 x 240 x 240
+cblas: 0.20367 (16.289 GFlops/s)
+eigen : 0.285149 (11.635 GFlops/s)
+
+\uncover<2->{\$ guix \alert{shell} \alert{--tune} eigen-benchmarks -- \\
+guix shell: tuning for CPU micro-architecture \alert{skylake}
+240 x 240 x 240
+cblas: 0.203131 (16.333 GFlops/s)
+eigen : 0.0929638 (\alert{35.688} GFlops/s)}
+ }
+ \end{semiverbatim}
+
+ \begin{tikzpicture}[overlay]
+ \node<3-> [at=(current page.south), anchor=south, inner sep=2mm,
+ rounded corners=2mm, text=white, text
+ opacity=.8, outer sep=5mm] {
+
\url{https://hpc.guix.info/blog/2022/01/tuning-packages-for-a-cpu-micro-architecture/}
+ };
+ \node<3> [at=(current page.north east), anchor=north, rotate=-30, inner
sep=-2mm,
+ shape=star, star points=5, fill=guixorange1, text=black, outer
+ sep=10mm, text width=25mm, align=center, opacity=.9, text opacity=1]
+ { \large{\textbf{In Guix since 2022!}}
+ };
+ \node<4> [at=(current page.center), inner sep=-2mm,
+ shape=star, star points=9, fill=guixorange1, text=black, outer
+ sep=10mm, align=center, opacity=.9, text opacity=1]
+ { \LARGE{\textbf{Reproducible!}}
+ };
+ \node<5> [at=(current page.center), inner sep=-2mm,
+ shape=star, star points=9, fill=guixyellow, text=black, outer
+ sep=10mm, align=center, opacity=.9, text opacity=1]
+ { \LARGE{\textbf{No world rebuilds!}}
+ };
+ \end{tikzpicture}
+\end{frame}
+
+% conclusion:
+\setbeamercolor{normal text}{fg=black,bg=guixblue1}
+\begin{frame}[plain, fragile]
+ \Huge{
+ \vspace{2cm}
+ MPI, OPA, UCX, SSE, AVX, NEON...
+ \\[2cm]
+ \uncover<2->{\textbf{Portability, performance, \\[2mm]
+ \emph{and} reproducibility.}}
+ }
+\end{frame}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+\setbeamercolor{normal text}{bg=black}
+\begin{frame}[plain]
+
+\vfill{
+ \vspace{3cm}
+
\center{\includegraphics[width=0.5\textwidth]{images/guixhpc-logo-transparent}}\\[1.0cm]
+ \center{\alert{\url{https://hpc.guix.info}}} \\[0.2cm]
+ \texttt{ludovic.courtes@inria.fr |} @civodul@toot.aquilenet.fr
+ \\[1.2cm]
+}
+\end{frame}
+
+\begin{frame}{}
+ \begin{textblock}{12}(2, 6)
+ \tiny{
+ Copyright \copyright{} 2012--2023 Ludovic Courtès
\texttt{ludo@gnu.org}.\\[3.0mm]
+ GNU Guix logo by Luis Felipe, CC-BY-SA 4.0,
\url{https://guix.gnu.org/graphics}.
+ \\[1.5mm]
+
+ Tandem picture by Jules Beau, public domain,
\url{https://images.bnf.fr/\#/detail/1535157/9}
+ \\[1.5mm]
+ LLNL supercomputer picture by US DoE, public domain,
+
\url{https://commons.wikimedia.org/wiki/File:U.S._Department_of_Energy_-_Science_-_477_018_010_(9563440651).jpg}
+ \\[1.5mm]
+ Copyright of other images included in this document is held by
+ their respective owners.
+ \\[3.0mm]
+ This work is licensed under the \alert{Creative Commons
+ Attribution-Share Alike 3.0} License. To view a copy of this
+ license, visit
+ \url{https://creativecommons.org/licenses/by-sa/3.0/} or send a
+ letter to Creative Commons, 171 Second Street, Suite 300, San
+ Francisco, California, 94105, USA.
+ \\[2.0mm]
+ At your option, you may instead copy, distribute and/or modify
+ this document under the terms of the \alert{GNU Free Documentation
+ License, Version 1.3 or any later version} published by the Free
+ Software Foundation; with no Invariant Sections, no Front-Cover
+ Texts, and no Back-Cover Texts. A copy of the license is
+ available at \url{https://www.gnu.org/licenses/gfdl.html}.
+ \\[2.0mm]
+ % Give a link to the 'Transparent Copy', as per Section 3 of the GFDL.
+ The source of this document is available from
+ \url{https://git.sv.gnu.org/cgit/guix/maintenance.git}.
+ }
+ \end{textblock}
+\end{frame}
+
+\end{document}
+
+% Local Variables:
+% coding: utf-8
+% comment-start: "%"
+% comment-end: ""
+% ispell-local-dictionary: "american"
+% compile-command: "guix shell -m ../../beamer-manifest.scm -- rubber --pdf
talk.tex"
+% End:
+
+%% LocalWords: Reproducibility