我试图用ab来衡量nginx上的perfornace。 从本地计算机执行相同的ab操作，使我从位于同一networking上的远程计算机获得的每秒请求数大约是每秒10次。
Local results: Server Software: nginx Server Hostname: 192.168.0.116 Server Port: 8000 Document Path: /data/adpix/picture/test.jpg Document Length: 4602 bytes Concurrency Level: 1000 Time taken for tests: 1.475 seconds Complete requests: 10000 Failed requests: 0 Write errors: 0 Total transferred: 49854651 bytes HTML transferred: 46622862 bytes Requests per second: 6778.38 [#/sec] (mean) Time per request: 147.528 [ms] (mean) Time per request: 0.148 [ms] (mean, across all concurrent requests) Transfer rate: 33001.34 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 25 67 24.4 66 137 Processing: 28 73 24.9 71 146 Waiting: 13 42 19.7 40 110 Total: 75 140 17.9 139 182 而现在从远程机器：
Server Software: nginx Server Hostname: 192.168.0.116 Server Port: 80 Document Path: /data/adpix/picture/test.jpg Document Length: 4602 bytes Concurrency Level: 1000 Time taken for tests: 14.422 seconds Complete requests: 10000 Failed requests: 0 Write errors: 0 Total transferred: 51737663 bytes HTML transferred: 48380826 bytes Requests per second: 693.40 [#/sec] (mean) Time per request: 1442.165 [ms] (mean) Time per request: 1.442 [ms] (mean, across all concurrent requests) Transfer rate: 3503.42 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 68 230 182.7 166 3052 Processing: 110 1113 2918.5 227 11862 Waiting: 20 648 2101.1 189 11451 Total: 246 1344 2898.0 387 11981
这个问题似乎在连接时间之内。
networking快速。 Netperf返回80 Mb / s两台机器都是托pipe在两个运行四核的不同物理机器上的VM。 通过千兆交换机连接。
有没有人知道可能是什么问题？
感谢您的任何帮助。
这看起来很正常，只是由于分组交换时间和光纤中的光速。 是什么让你觉得1.442ms是“慢”？