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Commit c9871be8 authored by Maciej Lipinski's avatar Maciej Lipinski
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GEANT presentation - final version presented

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presentations/WR_Maciej_GEANT_2022/wr_intro_2022_geant.tex
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...@@ -117,11 +117,11 @@ ...@@ -117,11 +117,11 @@
\item<6->Extends standards to provide \item<6->Extends standards to provide
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item \color{red}{Deterministic data transfer} \item \color{red}{Deterministic data transfer}
\item \color{blue!90}{Sub-ns synchronisation} \pause\pause\pause\pause\pause\pause - incorporated into IEEE 1588-2019 as High Accurcy(*) \item \color{blue!90}{Sub-ns synchronisation} - incorporated into IEEE 1588-2019 as High Accurcy(*)
\end{itemize} \end{itemize}
% \item<7-> Incorporated into IEEE 1588-2019(*) % \item<7-> Incorporated into IEEE 1588-2019(*)
\item<8-> Initial specs: links $\leq$10~km \& $\leq$2000 nodes \item<7-> Initial specs: links $\leq$10~km \& $\leq$2000 nodes
\item<9-> \textbf{Open Source and commercially available} \item<8-> \textbf{Open Source and commercially available}
\end{itemize} \end{itemize}
\textcolor{white}{dddd dsaf asd fasd fdsa fads f dsa fdsa f dsaf dsa fdsa f dsaf dsaf fds} \textcolor{white}{dddd dsaf asd fasd fdsa fads f dsa fdsa f dsaf dsa fdsa f dsaf dsaf fds}
...@@ -135,7 +135,7 @@ ...@@ -135,7 +135,7 @@
\end{center} \end{center}
\end{columns}\vspace{1cm} \end{columns}\vspace{1cm}
\pause\pause\pause\pause\pause
\tiny \tiny
% *~\url{home.cern/news/news/knowledge-sharing/white-rabbit-cern-born-technology-sets-new-global-standard} % *~\url{home.cern/news/news/knowledge-sharing/white-rabbit-cern-born-technology-sets-new-global-standard}
(*)\href{home.cern/news/news/knowledge-sharing/white-rabbit-cern-born-technology-sets-new-global-standard}{home.cern/news/news/knowledge-sharing/white-rabbit-cern-born-technology-sets-new-global-standard} (*)\href{home.cern/news/news/knowledge-sharing/white-rabbit-cern-born-technology-sets-new-global-standard}{home.cern/news/news/knowledge-sharing/white-rabbit-cern-born-technology-sets-new-global-standard}
...@@ -384,12 +384,12 @@ ...@@ -384,12 +384,12 @@
\end{center} \end{center}
\end{frame} \end{frame}
\begin{frame}{Simplified block diagram of the hardware} % \begin{frame}{Simplified block diagram of the hardware}
\vspace{-0.3cm} % \vspace{-0.3cm}
\begin{center} % \begin{center}
\includegraphics[width=.85\textwidth]{switch/switch3_4_simple_diagram_h.pdf} % \includegraphics[width=.85\textwidth]{switch/switch3_4_simple_diagram_h.pdf}
\end{center} % \end{center}
\end{frame} % \end{frame}
\begin{frame}{Low-jitter variant of v3 switch} \begin{frame}{Low-jitter variant of v3 switch}
\vspace{-0.3cm} \vspace{-0.3cm}
...@@ -451,6 +451,18 @@ ...@@ -451,6 +451,18 @@
\end{center} \end{center}
\end{frame} \end{frame}
\begin{frame}{Typical WR network}
\begin{center}
\includegraphics[width=.6\textwidth]{network/wr_network-enhanced_pro_without_10km.pdf}
\end{center}
\end{frame}
\begin{frame}{WR Node: WR PTP Core}
\begin{center}
\includegraphics[width=\textheight]{node/wrNode.jpg}
\end{center}
\end{frame}
\begin{frame}{WR Node: carriers + mezzanines} \begin{frame}{WR Node: carriers + mezzanines}
\vspace{-0.5cm} \vspace{-0.5cm}
\begin{center} \begin{center}
...@@ -472,11 +484,7 @@ ...@@ -472,11 +484,7 @@
\end{columns} \end{columns}
\end{frame} \end{frame}
\begin{frame}{WR PTP Core}
\begin{center}
\includegraphics[width=\textheight]{node/wrNode.jpg}
\end{center}
\end{frame}
\begin{frame}{Open \textbf{and} commercially available off-the-shelf} \begin{frame}{Open \textbf{and} commercially available off-the-shelf}
...@@ -506,7 +514,7 @@ ...@@ -506,7 +514,7 @@
\item<2-> Determines the value of \item<2-> Determines the value of
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item Ingress/Egress latency (\underline{fixed delays}) \item Ingress/Egress latency (\underline{fixed delays})
\item Relative delay for fiber type used (\underline{$\alpha$}) \item Relative delay coefficient for fiber type used (\underline{$\alpha$})
\end{itemize} \end{itemize}
\item<3-> Must be performed for \item<3-> Must be performed for
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
...@@ -543,7 +551,7 @@ ...@@ -543,7 +551,7 @@
\begin{frame}{WR Calibration - how} \begin{frame}{WR Calibration - how}
\begin{columns}[c] \begin{columns}[c]
\column{0.7\textwidth} \column{0.75\textwidth}
\begin{itemize}\footnotesize \begin{itemize}\footnotesize
\item<1-> In-lab procedure, requires \item<1-> In-lab procedure, requires
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
...@@ -562,13 +570,13 @@ ...@@ -562,13 +570,13 @@
\item Golden calibrator at CERN \item Golden calibrator at CERN
\item Procedure to obtain local calibrator \item Procedure to obtain local calibrator
\end{itemize} \end{itemize}
\item<4-> Relative delay for fiber type used ($\alpha$) \item<4-> Relative delay coefficient for fiber type used ($\alpha$)
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item Absolute calibration, i.e. no calibrator \item Absolute calibration, i.e. no calibrator
\item Type of deployed fiber needs to be known \item Type of deployed fiber needs to be known
\item Assumes no active elements (amplifiers) \item Assumes no active elements (amplifiers)
\end{itemize} \end{itemize}
\item<5-> In-situ calibration of relative delay \item<5-> In-situ calibration of relative delay coefficient
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item Experimental: \textcolor{blue}{\href{https://ohwr.org/project/wr-calibration/wikis/insitu-determination-of-alpha}{Insitu determination of alpha}} \item Experimental: \textcolor{blue}{\href{https://ohwr.org/project/wr-calibration/wikis/insitu-determination-of-alpha}{Insitu determination of alpha}}
\item Active standardization: \textcolor{blue}{\href{https://sagroups.ieee.org/1588/active-projects/}{1588f project}} \item Active standardization: \textcolor{blue}{\href{https://sagroups.ieee.org/1588/active-projects/}{1588f project}}
...@@ -577,7 +585,7 @@ ...@@ -577,7 +585,7 @@
\column{0.45\textwidth} \column{0.4\textwidth}
\begin{center} \begin{center}
\includegraphics[width=\textwidth]{calibration/wr_device.pdf} \includegraphics[width=\textwidth]{calibration/wr_device.pdf}
\end{center} \end{center}
...@@ -623,6 +631,7 @@ ...@@ -623,6 +631,7 @@
\begin{center} \begin{center}
\includegraphics<5>[width=1\textwidth]{management/dot-config-inverted.png} \includegraphics<5>[width=1\textwidth]{management/dot-config-inverted.png}
\includegraphics<6>[width=1\textwidth]{management/wrs_menuconfig.png} \includegraphics<6>[width=1\textwidth]{management/wrs_menuconfig.png}
\includegraphics<7>[width=1\textwidth]{management/web_interface.png}
\end{center} \end{center}
\end{columns} \end{columns}
...@@ -633,19 +642,19 @@ ...@@ -633,19 +642,19 @@
\begin{columns}[c] \begin{columns}[c]
\column{0.7\textwidth} \column{0.7\textwidth}
\begin{itemize}\footnotesize \begin{itemize}\footnotesize
\item<1-> Device: \item Device:
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item Management port IP \item Management port IP
\item Enable/configure services\\(SNMP, Syslog, LLDP...) \item Enable/configure services\\(SNMP, Syslog, LLDP...)
\end{itemize} \end{itemize}
\item<2-> Data plane: \item Data plane:
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item Virtual LANs (VLANs) \item Virtual LANs (VLANs)
\item Forwarding options\\ \item Forwarding options\\
\item No support for advanced protocols: \\(R)STP, (M)SRP \item No support for advanced protocols: \\(R)STP, (M)SRP
% (multi) stream reservation protocol % (multi) stream reservation protocol
\end{itemize} \end{itemize}
\item<3-> Time plane \item Time plane:
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item PTP-generic \item PTP-generic
\item WR-specific \item WR-specific
...@@ -718,14 +727,14 @@ ...@@ -718,14 +727,14 @@
\item WR Node \item WR Node
\begin{itemize}\tiny \begin{itemize}\tiny
\item Calibrated for reference designs for typical SFPs \item Calibrated for reference designs for typical SFPs
\item SFP database needs to be configured via \textit{shall} or \textit{snmp} \item SFP database needs to be configured via \textit{shell} or \textit{snmp}
\end{itemize} \end{itemize}
\end{itemize} \end{itemize}
\item<2-> Fiber's relative delay coefficient ($\alpha$) \item<2-> Fiber's relative delay coefficient ($\alpha$)
\begin{itemize}\scriptsize \begin{itemize}\scriptsize
\item Calibration value available for fiber type used at CERN \item Calibration value available for fiber type used at CERN
\item WR Switch - database in \textit{dot-config} file \item WR Switch - database in \textit{dot-config} file
\item WR Node - database configured via \textit{shall} or \textit{snmp} \item WR Node - database configured via \textit{shell} or \textit{snmp}
\end{itemize} \end{itemize}
\item<3-> Values for more SFPs and fiber types can be determined using WR calibration and added easily to configuration \item<3-> Values for more SFPs and fiber types can be determined using WR calibration and added easily to configuration
\end{itemize} \end{itemize}
...@@ -1135,12 +1144,24 @@ Distribution of magnetic field in CERN accelerators ...@@ -1135,12 +1144,24 @@ Distribution of magnetic field in CERN accelerators
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\section{WR Performance in Long Chain} \section{WR Switch Internals}
\subsection{} \subsection{}
\begin{frame}{WR performance in a long chain} \begin{frame}{Simplified block diagram of the WR Switch hardware}
\includegraphics[width=\textwidth]{measurements/cascadeMeasurement.pdf} \vspace{-0.3cm}
\begin{center}
\includegraphics[width=.85\textwidth]{switch/switch3_4_simple_diagram_h.pdf}
\end{center}
\end{frame} \end{frame}
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% \section{WR Perf. in Long Chain}
% \subsection{}
% \begin{frame}{WR performance in a long chain}
% \includegraphics[width=\textwidth]{measurements/cascadeMeasurement.pdf}
% \end{frame}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\section{WR Performance Improvements} \section{WR Performance Improvements}
......
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