Real site's data (http://www.naturista.cz)
MySQL 4.1.19
Query cache OFF
PHP 5.1.6
Apache 1.3.37 (on Linux Mandriva 2007.0)
requests to front page
Benchmarking using siege.


Before - no cache:

Transactions:                    141 hits
Availability:                 100.00 %
Elapsed time:                 359.80 secs
Data transferred:               6.40 MB
Response time:                  2.05 secs
Transaction rate:               0.39 trans/sec
Throughput:                     0.02 MB/sec
Concurrency:                    0.80
Successful transactions:         141
Failed transactions:               0
Longest transaction:            2.27
Shortest transaction:           2.00


After - no cache:

Transactions:                    143 hits
Availability:                 100.00 %
Elapsed time:                 363.04 secs
Data transferred:               6.49 MB
Response time:                  2.05 secs
Transaction rate:               0.39 trans/sec
Throughput:                     0.02 MB/sec
Concurrency:                    0.81
Successful transactions:         143
Failed transactions:               0
Longest transaction:            2.21
Shortest transaction:           2.00


Page cached - before:

Transactions:                    543 hits
Availability:                 100.00 %
Elapsed time:                 360.22 secs
Data transferred:               5.34 MB
Response time:                  0.15 secs
Transaction rate:               1.51 trans/sec
Throughput:                     0.01 MB/sec
Concurrency:                    0.22
Successful transactions:         543
Failed transactions:               0
Longest transaction:            0.21
Shortest transaction:           0.11



Page cached - after:

Transactions:                    554 hits
Availability:                 100.00 %
Elapsed time:                 359.75 secs
Data transferred:               5.45 MB
Response time:                  0.15 secs
Transaction rate:               1.54 trans/sec
Throughput:                     0.02 MB/sec
Concurrency:                    0.23
Successful transactions:         554
Failed transactions:               0
Longest transaction:            0.20
Shortest transaction:           0.11