ApacheBench-web性能測試

Node.js===>ab -n 10000 -c 2000---併發2000

Time per request:       6646.676 [ms] (mean)

Time per request:       3.323 [ms] (mean, across all concurrent requests)

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java===>ab -n 10000 -c 2000---併發2000

Time per request:       3272.875 [ms] (mean)

Time per request:       1.636 [ms] (mean, across all concurrent requests)

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Benchmarking 120.55.240.79 (be patient)

Completed 400 requests

^C

Server Software:        Apache-Coyote/1.1

Server Hostname:        120.55.240.79

Server Port:            8080

Document Path:          /1/minphotos/56c2881be9bb5b23743d71f4---------------測試路徑

Document Length:        3340 bytes--------------------------------------------------頁面大小

Concurrency Level:      500-----------------------------------------------------------併發數

Time taken for tests:   5.831 seconds------------------------------------------------測試持續時間

Complete requests:      534----------------------------------------------------------完成的請求數量

Failed requests:        0---------------------------------------------------------------失敗的請求數量

Total transferred:      2903220 bytes------------------------------------------------整個過程當中的網絡傳輸量

HTML transferred:       2761360 bytes---------------------------------------------整個過程當中的HTML內容傳輸量

Requests per second:    91.59 [#/sec] (mean)-----------------------------------【最重要的指標之一】，至關於LR中的每秒事務數，後面括號中的mean表示這是一個平均值

Time per request:       5459.276 [ms] (mean)------------------------------------【最重要的指標之二】，至關於LR中的平均事務響應時間，後面括號中的mean表示這是一個平均值

Time per request:       10.919 [ms] (mean, across all concurrent requests)--每一個鏈接請求實際運行時間的平均值

Transfer rate:          486.27 [Kbytes/sec] received-------------------------------【平均每秒網絡上的流量】，能夠幫助排除是否存在網絡流量過大致使響應時間延長的問題

Connection Times (ms)-----------------------------------------------------------網絡上消耗的時間的分解

              min  mean[+/-sd] median   max

Connect:       39  394 504.4    236    2853

Processing:    66  783 709.8    597    3472

Waiting:       59  506 357.1    393    2056

Total:        105 1177 904.1    823    4194

Percentage of the requests served within a certain time (ms)

  50%    823-----------------------------------------------------------------------其中 50 ％ 的用戶響應時間小於 823 毫秒

  66%   1215---------------------------------------------------------------------- 60 ％ 的用戶響應時間小於 1215 毫秒

  75%   1577

  80%   2133

  90%   2632

  95%   3268

  98%   3448

  99%   3622

 100%   4194 (longest request)-------------------------------------------------最大的響應時間小於 4194 毫秒