# HG changeset patch
# User Nobuyasu Oshiro  <dimolto@cr.ie.u-ryukyu.ac.jp>
# Date 1391397460 -32400
# Node ID e36cbf39a9494373b14ef50ed5ba39344327a9fa
# Parent  e889fc4dc925b0fc23a23db3947efa75ddd26efc
Added log

diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/.DS_Store
Binary file paper/gnuplot/distributed/.DS_Store has changed
diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/distributed_read_bench.eps
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/paper/gnuplot/distributed/distributed_read_bench.eps	Mon Feb 03 12:17:40 2014 +0900
@@ -0,0 +1,742 @@
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diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/distributed_write_bench.pdf
Binary file paper/gnuplot/distributed/distributed_write_bench.pdf has changed
diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/distributed_write_cassandra.dat
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/paper/gnuplot/distributed/distributed_write_cassandra.dat	Mon Feb 03 12:17:40 2014 +0900
@@ -0,0 +1,6 @@
+30 163.204 14.879
+25 259.356 20.04
+20 111.122 3.95
+15 61.791 3.502
+10 29.346 2.826 
+
diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/distributed_write_cassandra_one.dat
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/paper/gnuplot/distributed/distributed_write_cassandra_one.dat	Mon Feb 03 12:17:40 2014 +0900
@@ -0,0 +1,5 @@
+10 27.842 0.329
+30 43.113 1.287
+25 65.027 2.839
+20 40.354 0.898
+15 21.318 0.669 
diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/distributed_write_jungle.dat
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/paper/gnuplot/distributed/distributed_write_jungle.dat	Mon Feb 03 12:17:40 2014 +0900
@@ -0,0 +1,5 @@
+10 5.541 1.847
+15 6.057 1.818
+20 5.909 1.16
+25 7.595 1.967
+30 7.248 2.625 
diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/makegraph_distributed_read.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/paper/gnuplot/distributed/makegraph_distributed_read.sh	Mon Feb 03 12:17:40 2014 +0900
@@ -0,0 +1,10 @@
+#!/bin/sh
+gnuplot << EOF
+set terminal postscript eps
+set output 'distributed_read_bench.eps'
+set title 'distributed read benchmark (Requests : clients * 20,000)'
+set xrange[8:32]
+set xlabel 'number of clients and server nodes'
+set ylabel 'time(sec)'
+plot 'distributed_read_jungle.dat' using 1:2:3 title 'Jungle' lt rgb "blue" with errorbars, 'distributed_read_cassandra.dat' using 1:2:3 title "Cassandra Consistency Level QUORUM" lt rgb "dark-green" with errorbars, 'distributed_read_cassandra_one.dat' using 1:2:3 title "Cassandra Consistency Level ONE" lt rgb "red" with errorbars,
+EOF
diff -r e889fc4dc925 -r e36cbf39a949 paper/gnuplot/distributed/makegraph_distributed_write.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/paper/gnuplot/distributed/makegraph_distributed_write.sh	Mon Feb 03 12:17:40 2014 +0900
@@ -0,0 +1,10 @@
+#!/bin/sh
+gnuplot << EOF
+set terminal postscript eps
+set output 'distributed_write_bench.eps'
+set title 'distributed write benchmark (Requests : clients * 20,000)'
+set xrange[8:32]
+set xlabel 'number of clients and server nodes'
+set ylabel 'time(sec)'
+plot 'distributed_write_jungle.dat' using 1:2:3 title 'Jungle' lt rgb "blue" with errorbars, 'distributed_write_cassandra.dat' using 1:2:3 title "Cassandra Consistency Level QUORUM" lt rgb "dark-green" with errorbars, 'distributed_write_cassandra_one.dat' using 1:2:3 title "Cassandra Consistency Level ONE" lt rgb "red" with errorbars,
+EOF
diff -r e889fc4dc925 -r e36cbf39a949 slides/index.html
--- a/slides/index.html	Mon Feb 03 10:39:32 2014 +0900
+++ b/slides/index.html	Mon Feb 03 12:17:40 2014 +0900
@@ -74,11 +74,12 @@
 	    概要
         </h3>
 	<small>
+	    <p>非破壊的木構造データベースJungleに分散実装を行い掲示板システムに特化したデーターベースを作成し、その評価を行った。</p>
+	    <p>分散データベースCassandraより2倍以上速く、分散環境下においては10倍以上速い結果も確認された。</p>
+	    <br/>
 	    <p>ウェブサービスにとってデータベースは必須であり、ウェブサービスの規模に比例してデータベースへの負荷も高まる。</p>
 	    <p>データベースの処理能力の高さはそのままウェブサービスの質に繋がるため、データベースのスケーラビリティの確保は重要である。</p>
 	    <p>スケーラビリティ確保の方法としてデータ分散があるが、分散する方法により性能も変わってくる。</p>
-	    <p>我々は、非破壊的構造を用いてデータを表現するデータベースJungleの開発を行った。</p>
-	    <p>非破壊的木構造データベースJungleに分散実装を行い、その評価を行った。分散データベースCassandraよりよい性能を得ることができた。</p>
 	</small>
       </article>
 
@@ -244,7 +245,7 @@
 	      データ更新衝突の解決
 	  </h3>
 	  <p>トポロジー形成とデータ伝搬手段については述べた。</p>
-	  <p>次に問題になることはデータの整合性をどのようにとるかである。</p>
+	  <p>次に問題になることはデータの整合性をどのようにとるか。</p>
 	  <p>例えば、ノードの持つデータが全て同じ値にしなければならない場合は、データを持つノード全てにロックを掛けて
 	      変更を加える必要がある。この方法はスケールしない。</p>
 	  <p>多少古い値を読んでも問題無く、結果整合性でよいというのなら幾つかのノードに書き込むだけで良い。こちらの方法はスケールする。</p>