sysbench --test=oltp --oltp-table-size=1000000 --mysql-db=test --mysql-user=root --mysql-password=moodletest --max-time=60 --oltp-read-only=on --max-requests=0 --num-threads=8 run
sysbench 0.4.12:  multi-threaded system evaluation benchmark

No DB drivers specified, using mysql
Running the test with following options:
Number of threads: 8

Doing OLTP test.
Running mixed OLTP test
Doing read-only test
Using Special distribution (12 iterations,  1 pct of values are returned in 75 pct cases)
Using "BEGIN" for starting transactions
Using auto_inc on the id column
Threads started!
Time limit exceeded, exiting...
(last message repeated 7 times)
Done.

OLTP test statistics:
    queries performed:
        read:                            407358
        write:                           0
        other:                           58194
        total:                           465552
    transactions:                        29097  (484.88 per sec.)
    deadlocks:                           0      (0.00 per sec.)
    read/write requests:                 407358 (6788.30 per sec.)
    other operations:                    58194  (969.76 per sec.)

Test execution summary:
    total time:                          60.0089s
    total number of events:              29097
    total time taken by event execution: 479.7186
    per-request statistics:
         min:                                  2.99ms
         avg:                                 16.49ms
         max:                                 65.96ms
         approx.  95 percentile:              21.18ms

Threads fairness:
    events (avg/stddev):           3637.1250/52.07
    execution time (avg/stddev):   59.9648/0.00