xCache vs APC

Вывод: те же яйца, только в профиль.

No cache:

Server Software:        Apache/1.3.42
Server Hostname:       xxx
Server Port:            80
Document Path:          /
Document Length:        29953 bytes
Concurrency Level:      50
Time taken for tests:   177.395 seconds
Complete requests:      3000
Failed requests:        0
Broken pipe errors:     0
Total transferred:      91095078 bytes
HTML transferred:       90307641 bytes
Requests per second:    16.91 [#/sec] (mean)
Time per request:       2956.58 [ms] (mean)
Time per request:       59.13 [ms] (mean, across all concurrent requests)
Transfer rate:          513.52 [Kbytes/sec] received
Connnection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0     0    1.1      0    16
Processing:   605  2814 2590.9   2231 98286
Waiting:      602  2814 2590.9   2231 98285
Total:        605  2814 2590.9   2231 98286
Percentage of the requests served within a certain time (ms)
  50%   2231
  66%   2464
  75%   2629
  80%   2719
  90%   2976
  95%   3285
  98%   3905
  99%  19706
 100%  98286 (last request)

APC:
Server Software:        Apache/1.3.42
Server Hostname:        xxx
Server Port:            80
Document Path:          /
Document Length:        29953 bytes
Concurrency Level:      50
Time taken for tests:   26.209 seconds
Complete requests:      3000
Failed requests:        0
Broken pipe errors:     0
Total transferred:      91133398 bytes
HTML transferred:       90345961 bytes
Requests per second:    114.46 [#/sec] (mean)
Time per request:       436.82 [ms] (mean)
Time per request:       8.74 [ms] (mean, across all concurrent requests)
Transfer rate:          3477.18 [Kbytes/sec] received
Connnection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0     4   20.1      0   159
Processing:   170   428  109.0    419  3434
Waiting:      167   428  109.1    419  3434
Total:        170   432  106.9    420  3434
Percentage of the requests served within a certain time (ms)
  50%    420
  66%    440
  75%    454
  80%    461
  90%    492
  95%    538
  98%    678
  99%    729
 100%   3434 (last request)

xCache

Server Software:        Apache/1.3.42
Server Hostname:        xxx
Server Port:            80
Document Path:          /
Document Length:        29953 bytes
Concurrency Level:      50
Time taken for tests:   27.201 seconds
Complete requests:      3000
Failed requests:        0
Broken pipe errors:     0
Total transferred:      91225438 bytes
HTML transferred:       90436957 bytes
Requests per second:    110.29 [#/sec] (mean)
Time per request:       453.35 [ms] (mean)
Time per request:       9.07 [ms] (mean, across all concurrent requests)
Transfer rate:          3353.75 [Kbytes/sec] received
Connnection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0     6   40.4      0   331
Processing:   145   439  508.0    376  9833
Waiting:       54   439  508.0    376  9833
Total:        145   445  507.6    379  9833
Percentage of the requests served within a certain time (ms)
  50%    379
  66%    419
  75%    441
  80%    456
  90%    526
  95%    634
  98%    899
  99%   3386
 100%   9833 (last request)