mysqlslap 可以用于模拟服务器的负载，并输出计时信息。其被包含在 MySQL 5.1 的发行包中。测试时，可以指定并发连接数，可以指定 SQL 语句。如果没有指定 SQL 语句，mysqlslap 会自动生成查询 schema 的 SELECT 语句。
相关阅读：
1. 查看帮助信息。
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Run a query multiple times against the server.
Usage: mysqlslap [OPTIONS]
Default options are read from the following files in the given order:
/etc/my.cnf /etc/mysql/my.cnf /usr/local/mysql/etc/my.cnf ~/.my.cnf
The following groups are read: mysqlslap client
The following options may be given as the first argument:
--print-defaults Print the program argument list and exit.
--no-defaults Don't read default options from any option file,
except for login file.
--defaults-file=# Only read default options from the given file #.
--defaults-extra-file=# Read this file after the global files are read.
--defaults-group-suffix=#
Also read groups with concat(group, suffix)
--login-path=# Read this path from the login file.
- , --help Display this help and exit.
-a, --auto-generate-sql 自动生成测试表和数据
Generate SQL where not supplied by file or command line.
--auto-generate-sql-add-autoincrement 增加auto_increment一列
Add an AUTO_INCREMENT column to auto-generated tables.
--auto-generate-sql-execute-number=# 自动生成的查询的个数
Set this number to generate a set number of queries to
run.
--auto-generate-sql-guid-primary 增加基于GUID的主键
Add GUID based primary keys to auto-generated tables.
--auto-generate-sql-load-type=name 测试语句的类型。取值包括：read，key，write，update和mixed(默认)
read:查询 write:插入 key:读主键 update:更新主键 mixed:一半插入一半查询
Specify test load type: mixed, update, write, key, or
read; default is mixed.
--auto-generate-sql-secondary-indexes=# 增加二级索引的个数，默认是0
Number of secondary indexes to add to auto-generated
tables.
--auto-generate-sql-unique-query-number=# 不同查询的数量，默认值是10
Number of unique queries to generate for automatic tests.
--auto-generate-sql-unique-write-number=# 不同插入的数量，默认是100
Number of unique queries to generate for
auto-generate-sql-write-number.
--auto-generate-sql-write-number=#
Number of row inserts to perform for each thread (default
is 100).
--commit=# 多少条DML后提交一次
Commit records every X number of statements.
-C, --compress 如果服务器和客户端支持都压缩，则压缩信息传递
Use compression in server/client protocol.
-c, --concurrency=name 模拟N个客户端并发执行select。可指定多个值，以逗号或者 --delimiter 参数指定的值做为分隔符
Number of clients to simulate for query to run.
--create=name 指定用于创建表的.sql文件或者字串
File or string to use create tables.
--create-schema=name 指定待测试的数据库名，MySQL中schema也就是database，默认是mysqlslap
Schema to run tests in.
--csv[=name] Generate CSV output to named file or to stdout if no file
is named.
-#, --debug[=#] This is a non-debug version. Catch this and exit.
--debug-check Check memory and open file usage at exit.
-T, --debug-info 打印内存和CPU的信息
Print some debug info at exit.
--default-auth=name Default authentication client-side plugin to use.
-F, --delimiter=name 文件中的SQL语句使用分割符号
Delimiter to use in SQL statements supplied in file or
command line.
--detac