常用参数
–concurrency #代表并发数量,多个可以用逗号隔开。例如:–concurrency=50,200,500
–engines #代表要测试的引擎,可以有多个,用分隔符隔开。例如:–engines=myisam,innodb,memory
–iterations #代表要在不同并发环境下,各自运行测试多少次。
–auto-generate-sql #代表用mysqlslap工具自己生成的SQL脚本来测试并发压力。
–auto-generate-sql-add-auto-increment #代表对生成的表自动添加auto_increment列,从5.1.18版本开始,
–auto-generate-sql-load-type #代表要测试的环境是读操作还是写操作还是两者混合的(read,write,update,mixed)
–number-of-queries #代表总共要运行多少条查询。
–debug-info #代表要额外输出CPU以及内存的相关信息。
–number-int-cols #代表示例表中的INTEGER类型的属性有几个。
–number-char-cols #代表示例表中的vachar类型的属性有几个。
–create-schema #代表自定义的测试库名称。
–query #代表自定义的测试SQL脚本。
default:
mysqlslap -uroot -p6yhn^YHN --concurrency=100 --iterations=1 --auto-generate-sql --auto-generate-sql-add-autoincrement --auto-generate-sql-load-type=mixed --engine=innodb,myisam --number-of-queries=10
[mysql@mysql ~]$ mysqlslap -uroot -p6yhn^YHN --concurrency=100 --iterations=1 --auto-generate-sql --auto-generate-sql-add-autoincrement --auto-generate-sql-load-type=mixed --engine=innodb,myisam --number-of-queries=10
mysqlslap: [Warning] Using a password on the command line interface can be insecure.
Benchmark
Running for engine innodb
Average number of seconds to run all queries: 0.406 seconds
Minimum number of seconds to run all queries: 0.406 seconds
Maximum number of seconds to run all queries: 0.406 seconds
Number of clients running queries: 100
Average number of queries per client: 0
Benchmark
Running for engine myisam
Average number of seconds to run all queries: 2.512 seconds
Minimum number of seconds to run all queries: 2.512 seconds
Maximum number of seconds to run all queries: 2.512 seconds
Number of clients running queries: 100
Average number of queries per client: 0
指定数据库和查询语句
mysqlslap -uroot -p6yhn^YHN --concurrency=100 --iterations=1 --create-schema=‘ecology‘ --query=‘select * from test1;‘ --number-of-queries=10
[mysql@mysql ~]$ mysqlslap -uroot -p6yhn^YHN --concurrency=100 --iterations=1 --create-schema=‘ecology‘ --query=‘select * from test1;‘ --number-of-queries=10
mysqlslap: [Warning] Using a password on the command line interface can be insecure.
Benchmark
Average number of seconds to run all queries: 0.021 seconds
Minimum number of seconds to run all queries: 0.021 seconds
Maximum number of seconds to run all queries: 0.021 seconds
Number of clients running queries: 100
Average number of queries per client: 0
原文:https://www.cnblogs.com/sunkang-dba/p/11887730.html