source: doc/proposals/concurrency/text/results.tex @ 3edc2df

% ======================================================================
% ======================================================================
\chapter{Performance results}
% ======================================================================
% ======================================================================

\section{Machine setup}

\begin{figure}
\begin{center}
\begin{tabular}{| l | r | l | r |}
\hline
Architecture            & x86\_64                       & NUMA node(s)  & 8 \\
\hline
CPU op-mode(s)          & 32-bit, 64-bit                & Model name    & AMD Opteron\texttrademark  Processor 6380 \\
\hline
Byte Order                      & Little Endian                 & CPU Freq              & 2.5\si{\giga\hertz} \\
\hline
CPU(s)                  & 64                            & L1d cache     & \SI{16}{\kibi\byte} \\
\hline
Thread(s) per core      & 2                             & L1i cache     & \SI{64}{\kibi\byte} \\
\hline
Core(s) per socket      & 8                             & L2 cache              & \SI{2048}{\kibi\byte} \\
\hline
Socket(s)                       & 4                             & L3 cache              & \SI{6144}{\kibi\byte} \\
\hline
\hline
Operating system                & Ubuntu 16.04.3 LTS    & Kernel                & Linux 4.4.0-97-generic \\
\hline
Compiler                        & gcc 6.3.0             & Translator    & CFA 1.0.0 \\
\hline
\end{tabular}
\end{center}
\caption{Machine setup used for the tests}
\label{tab:machine}
\end{figure}

\section{Micro benchmarks}

\begin{figure}
\begin{center}
\begin{tabular}{| l | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] |}
\cline{2-4}
\multicolumn{1}{c |}{} & \multicolumn{1}{c |}{ Median } &\multicolumn{1}{c |}{ Average } & \multicolumn{1}{c |}{ Standard Deviation} \\
\hline
Kernel Threads          & 239           & 242.57        & 5.54 \\
\CFA Coroutines         & 38            & 38            & 0    \\
\CFA Threads            & 102           & 102.39        & 1.57 \\
\uC Coroutines          & 46            & 46.68 & 0.47 \\
\uC Threads                     & 98            & 99.39 & 1.52 \\
\hline
\end{tabular}
\end{center}
\caption{Context Switch comparaison. All numbers are in nanoseconds(\si{\nano\second})}
\label{tab:ctx-switch}
\end{figure}

\begin{figure}
\begin{center}
\begin{tabular}{| l | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] |}
\cline{2-4}
\multicolumn{1}{c |}{} & \multicolumn{1}{c |}{ Median } &\multicolumn{1}{c |}{ Average } & \multicolumn{1}{c |}{ Standard Deviation} \\
\hline
C routine                                               & 2             & 2             & 0      \\
Pthreads Mutex Lock                             & 31            & 31.86 & 0.99   \\
\uC \code{monitor} member routine               & 30            & 30            & 0      \\
\CFA \code{mutex} routine, 1 argument   & 46            & 46.14 & 0.74   \\
\CFA \code{mutex} routine, 2 argument   & 82            & 83            & 1.93   \\
\CFA \code{mutex} routine, 4 argument   & 165           & 161.15        & 54.04  \\
\hline
\end{tabular}
\end{center}
\caption{Mutex routine comparaison. All numbers are in nanoseconds(\si{\nano\second})}
\label{tab:mutex}
\end{figure}

\begin{figure}
\begin{center}
\begin{tabular}{| l | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] |}
\cline{2-4}
\multicolumn{1}{c |}{} & \multicolumn{1}{c |}{ Median } &\multicolumn{1}{c |}{ Average } & \multicolumn{1}{c |}{ Standard Deviation} \\
\hline
\uC \code{signal}                                       & 322           & 322.57        & 2.77  \\
\CFA \code{signal}, 1 \code{monitor}    & 1145  & 1163.64       & 27.52 \\
\CFA \code{signal}, 2 \code{monitor}    & 1531  & 1550.75       & 32.77 \\
\CFA \code{signal}, 4 \code{monitor}    & 2288.5        & 2326.86       & 54.73 \\
\hline
\end{tabular}
\end{center}
\caption{Internal scheduling comparaison. All numbers are in nanoseconds(\si{\nano\second})}
\label{tab:int-sched}
\end{figure}

\begin{figure}
\begin{center}
\begin{tabular}{| l | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] |}
\cline{2-4}
\multicolumn{1}{c |}{} & \multicolumn{1}{c |}{ Median } &\multicolumn{1}{c |}{ Average } & \multicolumn{1}{c |}{ Standard Deviation} \\
\hline
\uC \code{Accept}                                       & 349           & 339.32        & 3.14  \\
\CFA \code{waitfor}, 1 \code{monitor}   & 1155.5        & 1142.04       & 25.23 \\
\CFA \code{waitfor}, 2 \code{monitor}   & 1361  & 1376.75       & 28.81 \\
\CFA \code{waitfor}, 4 \code{monitor}   & 1941.5        & 1957.07       & 34.7  \\
\hline
\end{tabular}
\end{center}
\caption{External scheduling comparaison. All numbers are in nanoseconds(\si{\nano\second})}
\label{tab:ext-sched}
\end{figure}

\begin{figure}
\begin{center}
\begin{tabular}{| l | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] | S[table-format=5.2,table-number-alignment=right] |}
\cline{2-4}
\multicolumn{1}{c |}{} & \multicolumn{1}{c |}{ Median } &\multicolumn{1}{c |}{ Average } & \multicolumn{1}{c |}{ Standard Deviation} \\
\hline
Pthreads                & 26974.5       & 26977 & 124.12 \\
\CFA Coroutines & 5             & 5             & 0      \\
\CFA Threads    & 1122.5        & 1109.86       & 36.54  \\
\uC Coroutines  & 106           & 107.04        & 1.61   \\
\uC Threads             & 525.5 & 533.04        & 11.14  \\
\hline
\end{tabular}
\end{center}
\caption{Creation comparaison. All numbers are in nanoseconds(\si{\nano\second})}
\label{tab:creation}
\end{figure}