Le 08/03/2011 13:18, Luxpopuli Open source a écrit :
Bonjour Nicolas,Slt, Merci pour tes liens, j'y ai aussi appris des trucs. Pour te donner un exemple sur un serveur local de test avec 512mo de ram et un AMD 2Go. 500 requêtes avec 50 requêtes concurrentes : - 22 secondes : 12ko générés en PHP avec cache côté serveur activé (XCMS) - 90 secondes : 12ko générés en PHP sans cache (XCMS) - 3.71 secondes pour une image de 47ko Je t'ai mis les résultats en fin de mail. Tu peux également tester une charge plus "habituelle" en extrayant les url de tes logs et en les mettant en entrée dans ab. Essayes man ab pour voir si il lit l'entrée standard. A la limite, ça serait pas mal de faire un shell qui automatise le "replay" de fichiers de log n fois. Je mets ça dans ma todolist. Bons tests. [TEST 1] This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0 Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/ Copyright 2006 The Apache Software Foundation, http://www.apache.org/ Benchmarking www.elitwork.com.ewk (be patient) Completed 100 requests Completed 200 requests Completed 300 requests Completed 400 requests Finished 500 requests Server Software: Apache/2.2.16 Server Hostname: www.elitwork.com.ewk Server Port: 80 Document Path: / Document Length: 12456 bytes Concurrency Level: 50 Time taken for tests: 22.312500 seconds Complete requests: 500 Failed requests: 0 Write errors: 0 Total transferred: 6396000 bytes HTML transferred: 6228000 bytes Requests per second: 22.41 [#/sec] (mean) Time per request: 2231.250 [ms] (mean) Time per request: 44.625 [ms] (mean, across all concurrent requests) Transfer rate: 279.93 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 0 0 2.6 0 15 Processing: 406 2187 459.2 2250 3421 Waiting: 390 2089 429.6 2125 3218 Total: 406 2188 459.3 2250 3421 Percentage of the requests served within a certain time (ms) 50% 2250 66% 2312 75% 2359 80% 2390 90% 2515 95% 2859 98% 3171 99% 3281 100% 3421 (longest request) [TEST 2] This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0 Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/ Copyright 2006 The Apache Software Foundation, http://www.apache.org/ Benchmarking www.elitwork.com.ewk (be patient) Completed 100 requests Completed 200 requests Completed 300 requests Completed 400 requests Finished 500 requests Server Software: Apache/2.2.16 Server Hostname: www.elitwork.com.ewk Server Port: 80 Document Path: / Document Length: 12477 bytes Concurrency Level: 50 Time taken for tests: 89.796875 seconds Complete requests: 500 Failed requests: 481 (Connect: 0, Length: 481, Exceptions: 0) Write errors: 0 Total transferred: 6455956 bytes HTML transferred: 6265456 bytes Requests per second: 5.57 [#/sec] (mean) Time per request: 8979.688 [ms] (mean) Time per request: 179.594 [ms] (mean, across all concurrent requests) Transfer rate: 70.20 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 0 0 2.4 0 15 Processing: 2046 8802 1658.7 8906 13906 Waiting: 2000 8596 1627.1 8687 13703 Total: 2046 8802 1658.9 8906 13906 Percentage of the requests served within a certain time (ms) 50% 8906 66% 9031 75% 9078 80% 9125 90% 9296 95% 11750 98% 13390 99% 13656 100% 13906 (longest request) [TEST 3] This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0 Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/ Copyright 2006 The Apache Software Foundation, http://www.apache.org/ Benchmarking www.elitwork.com.ewk (be patient) Completed 100 requests Completed 200 requests Completed 300 requests Completed 400 requests Finished 500 requests Server Software: Apache/2.2.16 Server Hostname: www.elitwork.com.ewk Server Port: 80 Document Path: /images/refs/48-thumb.png Document Length: 46527 bytes Concurrency Level: 50 Time taken for tests: 3.718750 seconds Complete requests: 500 Failed requests: 0 Write errors: 0 Total transferred: 23387500 bytes HTML transferred: 23263500 bytes Requests per second: 134.45 [#/sec] (mean) Time per request: 371.875 [ms] (mean) Time per request: 7.438 [ms] (mean, across all concurrent requests) Transfer rate: 6141.58 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 0 1 4.7 0 15 Processing: 46 355 75.2 375 484 Waiting: 15 306 70.2 328 437 Total: 46 357 74.9 375 484 Percentage of the requests served within a certain time (ms) 50% 375 66% 390 75% 406 80% 421 90% 437 95% 437 98% 453 99% 453 100% 484 (longest request) -- Cordialement, Nicolas Froidure, gérant, Elitwork SARL. |