#nomenubar *2006年度第05回ゼミ(2006年05月11日)資料 [#d6585a1e] CENTER:[[04月27日(ゼミ#04)>Lab/2006/0427]] << 05月11日(ゼミ#05) >> [[05月18日(ゼミ#06)>Lab/2006/0518]] CENTER:[[研究関係Wikiトップへ戻る>Lab]] #contents **Webサーバ関連 [#s8bd193b] ***関連研究 [#a0920252] -複数のWebサーバにおけるDNSを用いた負荷分散 --小野村哲也 (岡山県立大学情報工学部) ,稲井寛 (岡山県立大学情報工学部) --2002年 7月 Vol.2002 No.72 2002-QAI-004 --http://fw8.bookpark.ne.jp/cm/ipsj/particulars.asp?content_id=IPSJ-QAI02004004-PDF -広域分散Webサーバにおける経路情報を用いたサーバ選択 --下川俊彦 (九州大学) ,中川郁夫 (インテック・ウェブ・アンド・ゲノム・インフォマティックス) ,山本文治 (アイアイジェイメディアコミュニケーションズ) ,吉田紀彦 (長崎大学) --2001年 11月 Vol.2001 No.111 2001-QAI-001 --http://fw8.bookpark.ne.jp/cm/ipsj/particulars.asp?content_id=IPSJ-QAI01001012-PDF -自律ディスクを用いたWebサーバにおける負荷偏りの影響 --花井知広,横田治夫 --2002年 7月 Vol.2002 No.67 2002-DBS-128 --http://fw8.bookpark.ne.jp/cm/ipsj/particulars.asp?content_id=IPSJ-DBS02128027-PDF -WebサーバクラスタのためのTCPマイグレーションを用いたリクエスト分散機構 --高橋 雅彦,小比賀 亮仁,菅原 智義,田中 淳裕 --2005年 5月 Vol.2005 No.48 2005-OS-099 --http://fw8.bookpark.ne.jp/cm/ipsj/particulars.asp?content_id=IPSJ-OS05099003-PDF ***クラスタリング [#pf4a4a48] -VABalance - 負荷分散クラスタの必要性 | VA LINUX SYSTEMS JAPAN --http://www.valinux.co.jp/products/balance/um/ -転送量分散型 Webクラスタ・サーバーシステムの構築 --ApacheのRewriteEngineを用いて画像等を別サーバから読ませる方法 --http://www.gem.hi-ho.ne.jp/webcluster/index.htm ***ベンチマーク [#kdf69b0b] ApacheBenchを用いた結果 -接続回数:1000回 -同時接続数:2 -方法:GET ''fedora core node1(Xeon 3.06GHz/Memory 1GB/FedoraCore)への接続結果'' [yoshi@yoshi2]~% ab -n 1000 -c 2 http://192.168.16.41/ This is ApacheBench, Version 2.0.41-dev <$Revision: 1.141 $> apache-2.0 Copyright (c) 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/ Copyright (c) 1998-2002 The Apache Software Foundation, http://www.apache.org/ Benchmarking 192.168.16.41 (be patient) Completed 100 requests Completed 200 requests Completed 300 requests Completed 400 requests Completed 500 requests Completed 600 requests Completed 700 requests Completed 800 requests Completed 900 requests Finished 1000 requests Server Software: Apache/2.0.52 Server Hostname: 192.168.16.41 Server Port: 80 Document Path: / Document Length: 3931 bytes Concurrency Level: 2 Time taken for tests: 27.89477 seconds Complete requests: 1000 Failed requests: 0 Write errors: 0 Non-2xx responses: 1001 Total transferred: 4131896 bytes HTML transferred: 3933698 bytes Requests per second: 36.91 [#/sec] (mean) Time per request: 54.179 [ms] (mean) Time per request: 27.089 [ms] (mean, across all concurrent requests) Transfer rate: 148.95 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 0 6 134.1 0 2999 Processing: 2 47 86.2 2 606 Waiting: 1 1 6.4 1 203 Total: 2 53 157.7 2 3002 Percentage of the requests served within a certain time (ms) 50% 2 66% 2 75% 2 80% 203 90% 204 95% 204 98% 205 99% 205 100% 3002 (longest request) ''自宅鯖(Celeron 2.66GHz/Memory 256MB)への接続結果'' [yoshi@yoshi2]~% ab -n 1000 -c 2 http://momoist.side2.net/ This is ApacheBench, Version 2.0.41-dev <$Revision: 1.141 $> apache-2.0 Copyright (c) 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/ Copyright (c) 1998-2002 The Apache Software Foundation, http://www.apache.org/ Benchmarking momoist.side2.net (be patient) Completed 100 requests Completed 200 requests Completed 300 requests Completed 400 requests Completed 500 requests Completed 600 requests Completed 700 requests Completed 800 requests Completed 900 requests Finished 1000 requests Server Software: Apache/2.0.58 Server Hostname: momoist.side2.net Server Port: 80 Document Path: / Document Length: 1517 bytes Concurrency Level: 2 Time taken for tests: 9.520955 seconds Complete requests: 1000 Failed requests: 0 Write errors: 0 Total transferred: 1992000 bytes HTML transferred: 1517000 bytes Requests per second: 105.03 [#/sec] (mean) Time per request: 19.042 [ms] (mean) Time per request: 9.521 [ms] (mean, across all concurrent requests) Transfer rate: 204.29 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 0 0 0.0 0 1 Processing: 16 18 1.2 18 28 Waiting: 16 17 1.5 18 27 Total: 16 18 1.2 18 28 Percentage of the requests served within a certain time (ms) 50% 18 66% 19 75% 19 80% 19 90% 20 95% 20 98% 21 99% 21 100% 28 (longest request) ''Celeron 667MHz'' 未テスト **関連本 [#cfdc3444] -Linuxで分散処理しよう(SCoreの解説あり) **関連ページ [#z3de54a1] -[[Lab]]