How do I... Stress test MySQL with mysqlslap? | TechRepublic : "Stress test MySQL with mysqlslap" http://dev.mysql.com/doc/refman/5.1/en/mysqlslap.html Example: $ mysqlslap -a –concurrency=50,100 –number-of-queries 1000 –iterations=5 –engine=myisam,innodb –debug-info Benchmark Running for engine myisam Average number of seconds to run all queries: 0.200 seconds Minimum number of seconds to run all queries: 0.188 seconds Maximum number of seconds to run all queries: 0.210 seconds Number of clients running queries: 50 Average number of queries per client: 20 Benchmark Running for engine myisam Average number of seconds to run all queries: 0.238 seconds Minimum number of seconds to run all queries: 0.228 seconds Maximum number of seconds to run all queries: 0.251 seconds Number of clients running queries: 100 Average number of queries per client: 10 Benchmark Running for engine innodb Average number of seconds to run all queries: 0.375 seconds Minimum number of seconds to run al...