nginx microcaching, concurrency 500

gistfile1.txt

$ ab -n 10000 -c 500 http://wp-demo.local/

Server Software:        nginx/0.8.54
Server Hostname:        wp-demo.local
Server Port:            80

Document Path:          /
Document Length:        5728 bytes

Concurrency Level:      500
Time taken for tests:   4.229 seconds
Complete requests:      10000
Failed requests:        0
   (Connect: 0, Receive: 0, Length: 0, Exceptions: 0)
Write errors:           0
Total transferred:      59673704 bytes
HTML transferred:       57263704 bytes
Requests per second:    2364.75 [#/sec] (mean)
Time per request:       211.439 [ms] (mean)
Time per request:       0.423 [ms] (mean, across all concurrent requests)
Transfer rate:          13780.60 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0  127 567.2      7    3067
Processing:     1   60  68.3     54     767
Waiting:        1   52  66.2     46     767
Total:          2  187 602.7     61    3705

Percentage of the requests served within a certain time (ms)
  50%     61
  66%     73
  75%     80
  80%     84
  90%    170
  95%    230
  98%   3100
  99%   3313
 100%   3705 (longest request)