Unmodified Worker timings on quad core

./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 5.469071 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 29302930 bytes
HTML transferred: 4400440 bytes
Requests per second: 18284.64 [#/sec] (mean)
Time per request: 5.469 [ms] (mean)
Time per request: 0.055 [ms] (mean, across all concurrent requests)
Transfer rate: 5232.33 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 1 1.0 2 4
Processing: 1 3 1.9 3 55
Waiting: 0 1 1.1 2 28
Total: 2 4 2.1 5 57
WARNING: The median and mean for the initial connection time are not within a normal deviation
These results are probably not that reliable.

Percentage of the requests served within a certain time (ms)
50% 5
66% 5
75% 5
80% 5
90% 6
95% 6
98% 6
99% 7
100% 57 (longest request)

Preparation pool,6 Threads Per Child, Pipelined Worker w/ 2 Handlers Timings on quad core

This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 5.590920 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 29300000 bytes
HTML transferred: 4400000 bytes
Requests per second: 17886.14 [#/sec] (mean)
Time per request: 5.591 [ms] (mean)
Time per request: 0.056 [ms] (mean, across all concurrent requests)
Transfer rate: 5117.76 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 0 0.0 0 1
Processing: 1 5 0.4 5 8
Waiting: 1 5 0.5 5 8
Total: 2 5 0.4 5 8

Percentage of the requests served within a certain time (ms)
50% 5
66% 5
75% 5
80% 5
90% 6
95% 6
98% 6
99% 6
100% 8 (longest request)

Preparation pool,4 Threads Per Child, Pipelined Worker w/ 2 Handlers Timings on dvorak 100K

./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software:        Apache/2.2.4
Server Hostname:        localhost
Server Port:            8080

Document Path:          /index.html
Document Length:        44 bytes

Concurrency Level:      100
Time taken for tests:   195.287954 seconds
Complete requests:      100000
Failed requests:        0
Write errors:           0
Total transferred:      29300000 bytes
HTML transferred:       4400000 bytes
Requests per second:    512.06 [#/sec] (mean)
Time per request:       195.288 [ms] (mean)
Time per request:       1.953 [ms] (mean, across all concurrent requests)
Transfer rate:          146.52 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    0   0.4      0      18
Processing:    14  194  14.5    195     243
Waiting:       13  192  14.4    193     241
Total:         14  194  14.4    195     243

Percentage of the requests served within a certain time (ms)
  50%    195
  66%    201
  75%    204
  80%    206
  90%    213
  95%    217
  98%    222
  99%    226
 100%    243 (longest request)

Preparation pool, 4 Threads Per Child, Pipelined Worker w/ 2 Handlers Timings

./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 12.214281 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 28900289 bytes
HTML transferred: 4400044 bytes
Requests per second: 8187.14 [#/sec] (mean)
Time per request: 12.214 [ms] (mean)
Time per request: 0.122 [ms] (mean, across all concurrent requests)
Transfer rate: 2310.57 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 0 0.1 0 2
Processing: 3 11 1.4 12 23
Waiting: 2 11 1.2 11 23
Total: 5 11 1.4 12 23

Percentage of the requests served within a certain time (ms)
50% 12
66% 12
75% 12
80% 13
90% 13
95% 14
98% 14
99% 15
100% 23 (longest request)

4 Threads Per Child, Pipelined Worker w/ 2 Handlers Timings on dvorak 100K

./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software:        Apache/2.2.4
Server Hostname:        localhost
Server Port:            8080

Document Path:          /index.html
Document Length:        44 bytes

Concurrency Level:      100
Time taken for tests:   194.179164 seconds
Complete requests:      100000
Failed requests:        0
Write errors:           0
Total transferred:      29300000 bytes
HTML transferred:       4400000 bytes
Requests per second:    514.99 [#/sec] (mean)
Time per request:       194.179 [ms] (mean)
Time per request:       1.942 [ms] (mean, across all concurrent requests)
Transfer rate:          147.35 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    0   0.3      0      12
Processing:    15  193  42.3    192    1080
Waiting:       14  192  42.2    191    1079
Total:         15  193  42.3    192    1080

Percentage of the requests served within a certain time (ms)
  50%    192
  66%    197
  75%    201
  80%    203
  90%    208
  95%    214
  98%    221
  99%    226
 100%   1080 (longest request)

Default Worker Timings on dvorak 100K Requests

./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software:        Apache/2.2.4
Server Hostname:        localhost
Server Port:            8080

Document Path:          /index.html
Document Length:        44 bytes

Concurrency Level:      100
Time taken for tests:   37.61969 seconds
Complete requests:      100000
Failed requests:        0
Write errors:           0
Total transferred:      29301465 bytes
HTML transferred:       4400220 bytes
Requests per second:    2698.18 [#/sec] (mean)
Time per request:       37.062 [ms] (mean)
Time per request:       0.371 [ms] (mean, across all concurrent requests)
Transfer rate:          772.06 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    1   3.8      0      37
Processing:     0   34  25.7     30     547
Waiting:        0   25  22.0     20     509
Total:          0   36  25.8     32     547

Percentage of the requests served within a certain time (ms)
  50%     32
  66%     41
  75%     48
  80%     53
  90%     68
  95%     84
  98%    106
  99%    121
 100%    547 (longest request)

Pipelined Worker w/ 2 Handlers Timings

$ ./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 17.654297 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 28900000 bytes
HTML transferred: 4400000 bytes
Requests per second: 5664.34 [#/sec] (mean)
Time per request: 17.654 [ms] (mean)
Time per request: 0.177 [ms] (mean, across all concurrent requests)
Transfer rate: 1598.59 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 0 0.1 0 7
Processing: 3 17 2.3 17 49
Waiting: 2 16 2.4 16 49
Total: 5 17 2.3 17 49

Percentage of the requests served within a certain time (ms)
50% 17
66% 18
75% 18
80% 19
90% 20
95% 21
98% 23
99% 25
100% 49 (longest request)

Pipelined Worker Timings

$ ./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 22.330702 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 28900000 bytes
HTML transferred: 4400000 bytes
Requests per second: 4478.14 [#/sec] (mean)
Time per request: 22.331 [ms] (mean)
Time per request: 0.223 [ms] (mean, across all concurrent requests)
Transfer rate: 1263.82 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 0 0.1 0 5
Processing: 12 21 42.0 18 963
Waiting: 11 21 42.0 17 963
Total: 12 21 42.0 18 963

Percentage of the requests served within a certain time (ms)
50% 18
66% 19
75% 21
80% 22
90% 27
95% 34
98% 45
99% 54
100% 963 (longest request)

Server limits

Set this in plapache2/conf/extra/httpd-mpm.conf:

<IfModule mpm_prefork_module>
    StartServers          1
    MinSpareServers       1
    MaxSpareServers       1
    MaxClients            1
    MaxRequestsPerChild   0
    ServerLimit           1
</IfModule>

Uncomment this in plapache2/conf/httpd.conf
#Include conf/extra/httpd-mpm.conf

Timings by Phase on dvorak

h secs=10 nsecs=177964398
p secs=6 nsecs=682820996
r secs=9 nsecs=811368345
s secs=5 nsecs=551042645
T secs=32 nsecs=223196384

Prefork Timings on dvorak

$ ./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 62.52683 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 28800864 bytes
HTML transferred: 4400132 bytes
Requests per second: 1611.53 [#/sec] (mean)
Time per request: 62.053 [ms] (mean)
Time per request: 0.621 [ms] (mean, across all concurrent requests)
Transfer rate: 453.24 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 8 7.6 7 69
Processing: 9 52 16.4 52 146
Waiting: 0 28 12.8 25 118
Total: 15 61 19.3 60 177

Percentage of the requests served within a certain time (ms)
50% 60
66% 71
75% 76
80% 79
90% 87
95% 93
98% 100
99% 104
100% 177 (longest request)

Pipelined Timings on dvorak


$ ./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 138.887738 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 28800576 bytes
HTML transferred: 4400088 bytes
Requests per second: 720.01 [#/sec] (mean)
Time per request: 138.888 [ms] (mean)
Time per request: 1.389 [ms] (mean, across all concurrent requests)
Transfer rate: 202.50 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 23 22.2 17 208
Processing: 6 110 47.4 102 1457
Waiting: 1 59 40.4 51 1457
Total: 8 133 51.7 125 1457

Percentage of the requests served within a certain time (ms)
50% 125
66% 147
75% 162
80% 171
90% 198
95% 223
98% 258
99% 282
100% 1457 (longest request)

Makefile

In the server directory's Makefile,
under LTLIBRARY_SOURCES, added pipeline.c

Pipelined Timings

$ ./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 27.188178 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 28900000 bytes
HTML transferred: 4400000 bytes
Requests per second: 3678.07 [#/sec] (mean)
Time per request: 27.188 [ms] (mean)
Time per request: 0.272 [ms] (mean, across all concurrent requests)
Transfer rate: 1038.02 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 0 1.0 0 18
Processing: 0 26 33.0 17 628
Waiting: 0 25 33.0 16 628
Total: 0 26 33.0 18 628

Percentage of the requests served within a certain time (ms)
50% 18
66% 23
75% 28
80% 35
90% 69
95% 93
98% 122
99% 150
100% 628 (longest request)


Prefork benchmark

$ ./ab -n 100000 -c 100 localhost:8080/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache/2.2.4
Server Hostname: localhost
Server Port: 8080

Document Path: /index.html
Document Length: 44 bytes

Concurrency Level: 100
Time taken for tests: 15.629945 seconds
Complete requests: 100000
Failed requests: 0
Write errors: 0
Total transferred: 28914450 bytes
HTML transferred: 4402200 bytes
Requests per second: 6397.98 [#/sec] (mean)
Time per request: 15.630 [ms] (mean)
Time per request: 0.156 [ms] (mean, across all concurrent requests)
Transfer rate: 1806.53 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 4 3.3 6 23
Processing: 5 10 3.7 10 88
Waiting: 1 8 3.8 8 87
Total: 8 15 3.3 15 88

Percentage of the requests served within a certain time (ms)
50% 15
66% 16
75% 16
80% 17
90% 18
95% 19
98% 21
99% 22
100% 88 (longest request)

Pipelined Timings by Phase

h secs=3 nsecs=938123674
p secs=5 nsecs=14353627
r secs=3 nsecs=853008646
s secs=0 nsecs=248275943
T secs=13 nsecs=53761890