adding some corrections

[mpi-energy2.git] / mpi-energy2-extension / Heter_paper.tex

diff --git a/mpi-energy2-extension/Heter_paper.tex b/mpi-energy2-extension/Heter_paper.tex
index 3fa99680f6a8c2ffd7596481a604ff1802e7bf05..45aa0ee0d271c9747462b7a9d3744902dbb6e140 100644 (file)
--- a/mpi-energy2-extension/Heter_paper.tex
+++ b/mpi-energy2-extension/Heter_paper.tex
@@ -107,9 +107,9 @@
 
 
 
 
 
 

-\title{Energy Consumption Reduction with DVFS for Message \\
+\title{Optimizing Energy Consumption with DVFS for Message \\

          Passing Iterative Applications on \\
          Passing Iterative Applications on \\

-                    Grid Architecture} 
+                    Grid Architectures} 

   
 
 
   
 
 


@@ -772,9 +772,7 @@ Therefore, the algorithm iterates on all remaining frequencies, from the higher
 bound until all nodes reach their minimum frequencies or their lower bounds, to compute the overall
 energy consumption and performance and selects the optimal vector of the frequency scaling
 factors. At each iteration the algorithm determines the slowest node
 bound until all nodes reach their minimum frequencies or their lower bounds, to compute the overall
 energy consumption and performance and selects the optimal vector of the frequency scaling
 factors. At each iteration the algorithm determines the slowest node

-according to Equation~\ref{eq:perf}
-%\AG[]{Be consistent: remove word ``Equation'' and add parentheses around equation number, here and all along the rest of the text.}
-and keeps its frequency unchanged,
+according to Equation~\ref{eq:perf} and keeps its frequency unchanged,

 while it lowers the frequency of all other nodes by one gear.  The new overall
 energy consumption and execution time are computed according to the new scaling
 factors.  The optimal set of frequency scaling factors is the set that gives the
 while it lowers the frequency of all other nodes by one gear.  The new overall
 energy consumption and execution time are computed according to the new scaling
 factors.  The optimal set of frequency scaling factors is the set that gives the


@@ -846,8 +844,6 @@ selected clusters and are presented in Table~\ref{table:grid5000}.
 \begin{figure}[!t]
   \centering
   \includegraphics[scale=0.6]{fig/power_consumption.pdf}
 \begin{figure}[!t]
   \centering
   \includegraphics[scale=0.6]{fig/power_consumption.pdf}

-  \AG{I don't understand the labels on the horizontal axis: 10:30:37, 10:30:38,
-    etc.}

   \caption{The power consumption by one core from the Taurus cluster}
   \label{fig:power_cons}
 \end{figure}
   \caption{The power consumption by one core from the Taurus cluster}
   \label{fig:power_cons}
 \end{figure}


@@ -866,7 +862,7 @@ The benchmarks have seven different classes, S, W, A, B, C, D and E, that repres
   \begin{tabular}{|*{7}{c|}}
     \hline
                 &             & Max   & Min   & Diff. &                 &               \\
   \begin{tabular}{|*{7}{c|}}
     \hline
                 &             & Max   & Min   & Diff. &                 &               \\

-    Cluster     & CPU         & Freq. & Freq. & Freq. & No. of cores    & Dynamic power \\
+    Cluster     & CPU         & Freq. & Freq. & Freq. & Cores           & Dynamic power \\

     Name        & model       & GHz   & GHz   & GHz   & per CPU         & of one core   \\
     \hline
                 & Intel       &       &       &         &           &              \\
     Name        & model       & GHz   & GHz   & GHz   & per CPU         & of one core   \\
     \hline
                 & Intel       &       &       &         &           &              \\


@@ -922,7 +918,7 @@ Table~\ref{tab:sc} shows the number of nodes used from each cluster for each sce
 \begin{tabular}{|*{4}{c|}}
 \hline
 \multirow{2}{*}{Scenario name}        & \multicolumn{3}{c|} {The participating clusters} \\ \cline{2-4} 
 \begin{tabular}{|*{4}{c|}}
 \hline
 \multirow{2}{*}{Scenario name}        & \multicolumn{3}{c|} {The participating clusters} \\ \cline{2-4} 

-                                      & Cluster & Site           & No. of  nodes     \\ 
+                                      & Cluster & Site           & Nodes per cluster     \\ 

 \hline
 \multirow{3}{*}{Two sites / 16 nodes} & Taurus & Lyon                & 5                      \\ \cline{2-4} 
                                       & Graphene  & Nancy             & 5                      \\ \cline{2-4} 
 \hline
 \multirow{3}{*}{Two sites / 16 nodes} & Taurus & Lyon                & 5                      \\ \cline{2-4} 
                                       & Graphene  & Nancy             & 5                      \\ \cline{2-4} 


@@ -965,7 +961,7 @@ The long distance communications between the two distributed sites increase the
 
 The execution times of these benchmarks 
 over one site with 16 and 32 nodes are also lower when  compared to those of the  two sites 
 
 The execution times of these benchmarks 
 over one site with 16 and 32 nodes are also lower when  compared to those of the  two sites 

-scenario. Moreover, most of the benchmarks running over the one site scenario their execution times  are approximately divided by two  when the number of computing nodes is doubled from 16 to 32 nodes (linear speed up according to the number of the nodes).\AG{Parse error (cannot understand the previous sentence).}
+scenario. Moreover, most of the benchmarks running over the one site scenario have their execution times  approximately divided by two  when the number of computing nodes is doubled from 16 to 32 nodes (linear speed up according to the number of the nodes).

 
 However, the execution times and the energy consumptions of EP and MG
 benchmarks, which have no or small communications, are not significantly
 
 However, the execution times and the energy consumptions of EP and MG
 benchmarks, which have no or small communications, are not significantly


@@ -1073,8 +1069,8 @@ in Figures \ref{fig:eng-cons-mc} and \ref{fig:time-mc} respectively.
 \caption{The multicores scenarios}
 \begin{tabular}{|*{4}{c|}}
 \hline
 \caption{The multicores scenarios}
 \begin{tabular}{|*{4}{c|}}
 \hline

-Scenario name                          & Cluster name & \begin{tabular}[c]{@{}c@{}}No. of  nodes\\ in each cluster\end{tabular} & 
-                                       \begin{tabular}[c]{@{}c@{}}No. of  cores\\ for each node\end{tabular}  \\ \hline
+Scenario name                          & Cluster name & Nodes per cluster & 
+                                       Cores per node  \\ \hline

 \multirow{3}{*}{One core per node}    & Graphite     & 4               & 1                   \\  \cline{2-4}
                                        & Graphene     & 14              & 1                   \\  \cline{2-4}
                                        & Griffon      & 14              & 1                   \\ \hline
 \multirow{3}{*}{One core per node}    & Graphite     & 4               & 1                   \\  \cline{2-4}
                                        & Graphene     & 14              & 1                   \\  \cline{2-4}
                                        & Griffon      & 14              & 1                   \\ \hline