WordPress on Apache -- APC disabled

gistfile1.txt

$ ab -c100 -t 30 http://blogs.n1zyy.com/n1zyy
This is ApacheBench, Version 2.3 <$Revision: 655654 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking blogs.n1zyy.com (be patient)
Finished 143 requests


Server Software:        Apache/2.2.15
Server Hostname:        blogs.n1zyy.com
Server Port:            80

Document Path:          /n1zyy
Document Length:        0 bytes

Concurrency Level:      100
Time taken for tests:   34.958 seconds
Complete requests:      143
Failed requests:        0
Write errors:           0
Non-2xx responses:      144
Total transferred:      43200 bytes
HTML transferred:       0 bytes
Requests per second:    4.09 [#/sec] (mean)
Time per request:       24446.415 [ms] (mean)
Time per request:       244.464 [ms] (mean, across all concurrent requests)
Transfer rate:          1.21 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    4   2.7      6       7
Processing:   499 9975 6296.0   9143   24866
Waiting:      499 9967 6290.0   9128   24866
Total:        505 9979 6294.1   9149   24866

Percentage of the requests served within a certain time (ms)
  50%   8730
  66%  13870
  75%  15913
  80%  16343
  90%  18361
  95%  19642
  98%  20633
  99%  21805
 100%  24866 (longest request)