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infrastructure.tex
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infrastructure.tex
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\section{Infrastructure}
%\subsection*{Overview}
%\frame{
%\frametitle{What is a cluster?}
%\framesubtitle{\includegraphics[height=0.3\textheight,width=\textwidth]{Titan1}}
%
%\begin{columns}[T]
%\column{.4\textwidth}
% \includegraphics[width=\columnwidth]{TitanIn}
% \column{.3\textwidth}
% \begin{itemize}
% \item Cluster
% \item Racks
% \item Blades
% \item Nodes
% \item Processors
% \item Cores
% \end{itemize}
%\column{.3\textwidth}
% \begin{itemize}
% \item Login nodes
% \item Compute nodes
% \item Dedicated nodes
% \item Transfer nodes
% \item Service nodes
% \end{itemize}
%\end{columns}
%}
\subsection{Beskow}
\frame{
\frametitle{Beskow - Cray XC40 system}
\framesubtitle{\hspace{0.2\textwidth}\includegraphics[height=0.3\textheight]{Beskow}}
\begin{alertblock}{}{\alert{Fastest machine in Scandinavia}}\end{alertblock}
\begin{columns}
\column{.6\textwidth}
\begin{itemize}
\item Lifetime: Q4 2019
\item $11$ racks, $2060$ nodes
\item Intel Haswell processor 2.3 GHz \\ Intel Broadwell processor 2.1 GHz
\item $67,456$ cores - $32$($36$) cores/node
\item Aries Dragonfly network topology
\item $156.4$ TB memory - $64$($128$) GB/node
\end{itemize}
\column{.4\textwidth}
\includegraphics[width=\columnwidth]{xc30-blade}
\scriptsize\\
$1$ XC compute blade\\
$1$ Aries Network Chip ($4$ NICs)\\
$4$ Dual-socket Xeon nodes\\
$4$ Memory DIMM / Xeon node
\end{columns}
}
\subsection{Tegner}
\frame{
\frametitle{Tegner}
\framesubtitle{pre/post processing for Beskow}
\begin{columns}
\column{.4\textwidth}
\scriptsize
\begin{alertblock}{$5$ x $2$TB Fat nodes}
$4$ x $12$ core Ivy Bridge, $2$TB RAM \\
$2$ x Nvidia Quadro K420
\end{alertblock}
\begin{alertblock}{$5$ x $1$TB Fat nodes}
$4$ x $12$ core Ivy Bridge, $1$TB RAM \\
$2$ x Nvidia Quadro K420
\end{alertblock}
\begin{alertblock}{$46$ Thin Nodes}
$2$ x $12$ core Haswell, $512$GB RAM \\
Nvidia Quadro K420 GPU
\end{alertblock}
\begin{alertblock}{$9$ K80 Nodes}
$2$ x $12$ core Haswell, $512$GB RAM \\
Nvidia Tesla K80 GPU
\end{alertblock}
\column{.6\textwidth}
\normalsize
\centering\includegraphics[width=.5\columnwidth]{k420}
\begin{itemize}
\item Used for pre/post processing data
\item Has large RAM nodes
\item Has nodes with GPUs
\item Has two transfer nodes
\item Lifetime: Q4 2019
\end{itemize}
\end{columns}
}
\subsection*{Summary}
\frame{
\frametitle{Summary of PDC resources}
\framesubtitle{}
\begin{table}
\begin{tabular}{r|l|l}
& \alert{Beskow} & \alert{Tegner}\\ \hline \hline
Cores in each node & $32/36$ & $48/24$\\\hline
Nodes & $1676$ Haswell & 55 x $24$ Haswell/GPU\\
& $384$ Broadwell & 10 x $48$ Ivy bridge\\\hline
RAM (GB) & $1676$ x $64$GB & $55$ x $512$GB\\
& $384$ x $128$GB & $5$ x $1$TB\\
& & $5$ x $2$TB\\\hline
Allocations &&\\
(core hours per month)&&\\
Small & $<5k$& $<5k$\\
Medium & $<200k$& $<80k$\\
Large & $\geq 200k$ \\\hline
Availability via SNIC & yes & with Beskow\\\hline
AFS & login node only & yes\\
Lustre & yes & yes\\
\end{tabular}
\end{table}
}
\subsection*{File systems}
\frame{
\frametitle{File Systems}
\begin{block}{Andrew File System (\alert{AFS})}
\begin{itemize}
\item Distributed file system accessible to any running AFS client
\item Home directory \\ \url{/afs/pdc.kth.se/home/[initial]/[username]}
\item Access via Kerberos tickets and AFS tokens
\item \alert{Not accessible to compute nodes on Beskow}
\end{itemize}
\end{block}
\begin{block}{Lustre File System (\alert{Klemming})}
\begin{itemize}
\item Open-source massively parallel distributed file system
\item Very high performance ($5$PB storage - $130$GB/s bandwidth)
\item NO backup (always move data when done) NO personal quota
\item Home directory \\ \url{/cfs/klemming/nobackup/[initial]/[username]}
\end{itemize}
\end{block}
}
\frame<presentation:0>[noframenumbering]{
\frametitle{File System Access}
\begin{tabular}{ccc}
\cellcolor{kthLightGreen} \textbf{AFS} &
\cellcolor{kthLightBlue}{Beskow Compute Node} &
\cellcolor{kthLightBlue}\textbf{CFS}\\
\cellcolor{kthLightGreen} Andrew File System &
\cellcolor{kthLightGreen!50!kthLightBlue} Beskow Login Node &
\cellcolor{kthLightBlue} Lustre File System\\
\cellcolor{kthLightGreen}~ &
\cellcolor{kthLightGreen!50!kthLightBlue}~ &
\cellcolor{kthLightBlue}~\\
\cellcolor{kthLightGreen} &
\cellcolor{kthLightGreen!50!kthLightBlue} Tegner Compute Node &
\cellcolor{kthLightBlue} \scriptsize{\url {/cfs/klemming/ }\alert{\textbf{nobackup}}\url{/}} \\
\cellcolor{kthLightGreen} \scriptsize{\url{/afs/pdc.kth.se/home/}} &
\cellcolor{kthLightGreen!50!kthLightBlue} Tegner Login Node &
\cellcolor{kthLightBlue} \scriptsize{\url{/[initial]/[username]}} \\
\cellcolor{kthLightGreen} \scriptsize{\url{/[initial]/[username]}} &
\cellcolor{kthLightGreen} &
\cellcolor{kthLightBlue} \\
\cellcolor{kthLightGreen} &
\cellcolor{kthLightGreen} KTH (Linux) computer &
\cellcolor{kthLightBlue} \scriptsize{\url{/cfs/klemming/}\alert{\textbf{scratch}}\url{/}}\\
\cellcolor{kthLightGreen} &
\cellcolor{kthLightGreen} &
\cellcolor{kthLightBlue} \scriptsize{\url{/[initial]/[username]}}\\
\cellcolor{kthLightGreen} &
\cellcolor{kthLightGreen} Laptop/Home computer &
\cellcolor{kthLightBlue}
\end{tabular}
}
\frame<presentation:0>[noframenumbering]{
\frametitle{File System Access}
\begin{tikzpicture}
\begin{scope}[transparency group]
\begin{scope}[blend mode=multiply]
\coordinate (AFS) at (1,0);
\coordinate (CFS) at (4,0);
\coordinate (LARGE) at (9,0);
%\node at (3,-1) {\alert{\textbf{AFS}}};
\node[align=center,text width=3.1cm] at (2.5,1.5) {\textbf{\alert{Tegner Login Node}}};
\node[align=center,text width=3.1cm] at (2.5,0) {\textbf{Tegner Compute Node}};
\node[align=center,opacity=1,text width=1.5cm] at (2.5,-2) {\textbf{Beskow Login Node}};
\node[align=center,text width=2cm] at (6,0) {\textbf{Beskow Compute Node}};
\node[align=left,text width=2.3cm] at (0,2) {\textbf{KTH (Linux) computer}};
\node[align=center,text width=2.5cm] at (-1,-1) {\textbf{Laptop/Home computer}};
\filldraw[fill=kthLightBlue, draw=black,opacity=0.5,rounded corners=1mm] (AFS) \irregularcircle{3.5cm}{3mm};
\filldraw[fill=kthLightGreen, draw=black,opacity=0.5,rounded corners=1mm] (CFS) \irregularcircle{3.5cm}{2mm};
\end{scope}
\end{scope}
\end{tikzpicture}
}