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@wycks
Last active December 14, 2015 00:48
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Apache bench tests on WordPress

Data

###Test One low concurrency

Complete requests: 100  
Concurrency Level: 5 
HTML transferred: 1805700 bytes 

Slowest to fastest

#####Default install

  • Time taken for tests: 16.767 seconds
  • Failed requests: 0
  • Requests per second: 5.96 #/sec
  • Time per request: 167.670 ms
  • Transfer rate: 135.65 Kbytes/sec

#####APC Only

  • Time taken for tests: 8.152 seconds
  • Failed requests: 0
  • Requests per second: 12.27 #/sec
  • Time per request: 81.520 ms
  • Transfer rate: 221.98 Kbytes/sec

#####W3 Total Cache

  • Time taken for tests: 0.454 seconds
  • Failed requests: 0
  • Requests per second: 220.26 #/sec
  • Time per request: 4.540 ms
  • Transfer rate: 4066.50 Kbytes/sec

#####Super-Cache

  • Time taken for tests: 0.377 seconds
  • Failed requests: 0
  • Requests per second: 265.25 #/sec
  • Time per request: 3.770 ms
  • Transfer rate: 4832.82 Kbytes/sec

#####Batcache

  • Time taken for tests: 0.286 seconds
  • Failed requests: 0
  • Requests per second: 349.65 #/sec
  • Time per request: 2.860 ms
  • Transfer rate: 6398.19 Kbytes/sec

###Test Two more concurrency

Complete requests: 100   
Concurrency Level: 40   
HTML transferred:  1821000 bytes

#####Default install

  • Time taken for tests: 16.704 seconds
  • Failed requests: 0
  • Requests per second: 5.99 #/sec
  • Time per request: 167.040 ms
  • Transfer rate: 136.17 Kbytes/sec

#####APC Only

  • Time taken for tests: 8.191 seconds
  • Failed requests: 0
  • Requests per second: 12.21 #/sec
  • Time per request: 81.910 ms
  • Transfer rate: 220.92 Kbytes/sec

#####W3 Total Cache

  • Time taken for tests: 0.403 seconds
  • Failed requests: 0
  • Requests per second: 248.14 #/sec
  • Time per request: 4.030 ms
  • Transfer rate: 4585.00 Kbytes/sec

#####Super-Cache

  • Time taken for tests: 0.376 seconds
  • Failed requests: 0
  • Requests per second: 265.96 #/sec
  • Time per request: 3.760 ms
  • Transfer rate: 4845.67 Kbytes/sec

#####Batcache

  • Time taken for tests: 0.254 seconds
  • Failed requests: 0
  • Requests per second: 393.70 #/sec
  • Time per request: 2.540 ms
  • Transfer rate: 7204.65 Kbytes/sec

###Test Three more concurrency this time with more connection too

Complete requests: 420   
Concurrency Level: 400   
HTML transferred:  7648200 bytes

#####Default install

  • Socket error kaboom

#####APC only

  • Time taken for tests: 35.385 seconds
  • Failed requests:
  • Failed requests: 11
  • Requests per second: 11.87 #/sec
  • Time per request: 84.250 ms
  • Transfer rate: 214.79 Kbytes/sec

#####Super-Cache

  • Time taken for tests: 4.029 seconds
  • Failed requests: 2
  • Requests per second: 104.24 #/sec
  • Time per request: 9.593 ms
  • Transfer rate: 1899.30 Kbytes/sec

#####W3 Total Cache

  • Time taken for tests: 3.792 seconds
  • Failed requests: 2
  • Requests per second: 110.76 #/sec
  • Time per request: 9.029 ms
  • Transfer rate: 2046.56 Kbytes/sec

#####Batcache

  • Time taken for tests: 3.382 seconds
  • Failed requests: 2
  • Requests per second: 124.19 #/sec
  • Time per request: 8.052 ms
  • Transfer rate: 2272.60 Kbytes/sec

###Test Four let's go big

things start to noticeably slowdown here

Complete requests: 1000   
Concurrency Level: 800   
HTML transferred:  18454000 bytes

#####Default install

  • Socket error kaboom

#####APC only

  • Socket error kaboom

#####Super-Cache

  • Time taken for tests: 13.476 seconds
  • Failed requests: 8
  • Requests per second: 74.21 #/sec
  • Time per request: 13.476 ms
  • Transfer rate: 1352.01 Kbytes/sec

#####W3 Total Cache

  • Time taken for tests: 13.680 seconds
  • Failed requests: 6
  • Requests per second: 73.10 #/sec
  • Time per request: 13.680 ms
  • Transfer rate: 1350.70 Kbytes/sec

#####Batcache

  • Time taken for tests: 13.460 seconds
  • Failed requests: 10
  • Requests per second: 74.29 #/sec
  • Time per request: 13.460 ms
  • Transfer rate: 1359.57 Kbytes/sec
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