先看参数介绍

FormatOption FileDescriptionIntroduced
--auto-generate-sql auto-generate-sql Generate SQL statements automatically when they are not supplied in files or using command options  
--auto-generate-sql-add-autoincrement auto-generate-sql-add-autoincrement Add AUTO_INCREMENT column to automatically generated tables  
--auto-generate-sql-execute-number=# auto-generate-sql-execute-number Specify how many queries to generate automatically  
--auto-generate-sql-guid-primary auto-generate-sql-guid-primary Add a GUID-based primary key to automatically generated tables  
--auto-generate-sql-load-type=type auto-generate-sql-load-type Specify how many queries to generate automatically  
--auto-generate-sql-secondary-indexes=# auto-generate-sql-secondary-indexes Specify how many secondary indexes to add to automatically generated tables  
--auto-generate-sql-unique-query-number=# auto-generate-sql-unique-query-number How many different queries to generate for automatic tests.  
--auto-generate-sql-unique-write-number=# auto-generate-sql-unique-write-number How many different queries to generate for --auto-generate-sql-write-number  
--auto-generate-sql-write-number=# auto-generate-sql-write-number How many row inserts to perform on each thread  
--commit=# commit How many statements to execute before committing.  
--compress compress Compress all information sent between the client and the server  
--concurrency=# concurrency The number of clients to simulate when issuing the SELECT statement  
--create=value create The file or string containing the statement to use for creating the table  
--create-and-drop-schema=value create-and-drop-schema The schema in which to run the tests; dropped at the end of the test run 5.5.12
--create-schema=value create-schema The schema in which to run the tests  
--csv=[file] csv Generate output in comma-separated values format  
--debug[=debug_options] debug Write a debugging log  
--debug-check debug-check Print debugging information when the program exits  
--debug-info debug-info Print debugging information, memory and CPU statistics when the program exits  
--default-auth=plugin default-auth=plugin The authentication plugin to use 5.5.10
--delimiter=str delimiter The delimiter to use in SQL statements  
--detach=# detach Detach (close and reopen) each connection after each N statements  
--engine=engine_name engine The storage engine to use for creating the table  
--help   Display help message and exit  
--host=host_name host Connect to the MySQL server on the given host  
--iterations=# iterations The number of times to run the tests  
--number-char-cols=# number-char-cols The number of VARCHAR columns to use if --auto-generate-sql is specified  
--number-int-cols=# number-int-cols The number of INT columns to use if --auto-generate-sql is specified  
--number-of-queries=# number-of-queries Limit each client to approximately this number of queries  
--only-print only-print Do not connect to databases. mysqlslap only prints what it would have done  
--password[=password] password The password to use when connecting to the server  
--pipe   On Windows, connect to server using a named pipe  
--plugin-dir=path plugin-dir=path The directory where plugins are located 5.5.10
--port=port_num port The TCP/IP port number to use for the connection  
--post-query=value post-query The file or string containing the statement to execute after the tests have completed  
--post-system=str post-system The string to execute using system() after the tests have completed  
--pre-query=value pre-query The file or string containing the statement to execute before running the tests  
--pre-system=str pre-system The string to execute using system() before running the tests  
--protocol=type protocol The connection protocol to use  
--query=value query The file or string containing the SELECT statement to use for retrieving data  
--silent silent Silent mode  
--socket=path socket For connections to localhost  
--ssl-ca=file_name ssl-ca The path to a file that contains a list of trusted SSL CAs  
--ssl-capath=dir_name ssl-capath The path to a directory that contains trusted SSL CA certificates in PEM format  
--ssl-cert=file_name ssl-cert The name of the SSL certificate file to use for establishing a secure connection  
--ssl-cipher=cipher_list ssl-cipher A list of allowable ciphers to use for SSL encryption  
--ssl-key=file_name ssl-key The name of the SSL key file to use for establishing a secure connection  
--ssl-verify-server-cert ssl-verify-server-cert The server's Common Name value in its certificate is verified against the host name used when connecting to the server  
--user=user_name, user MySQL user name to use when connecting to server  
--verbose   Verbose mode  
--version   Display version information and exit  

 

1.使用自动生成脚本测试数据库性能

mysqlslap -uroot -p123 -a --debug-info --concurrency=50,100  --number-of-queries=200 --engine=myisam,innodb

参数介绍 

-u : 用户名

-p : 密码

-a (--auto-generate-sql) : 自动生成sql脚本测试数据库

--debug-info : 输出debug信息,包括内存,CPU等

--concurrency : 用户并发数,可填写多个

--number-of-queries : 每个用户的查询次数

--engine : 需要测试的数据库引擎

输出结果:

Benchmark
Running for engine myisam
Average number of seconds to run all queries: 2.092 seconds
Minimum number of seconds to run all queries: 2.092 seconds
Maximum number of seconds to run all queries: 2.092 seconds
Number of clients running queries: 50
Average number of queries per client: 4

Benchmark
Running for engine myisam
Average number of seconds to run all queries: 3.107 seconds
Minimum number of seconds to run all queries: 3.107 seconds
Maximum number of seconds to run all queries: 3.107 seconds
Number of clients running queries: 100
Average number of queries per client: 2

Benchmark
Running for engine innodb
Average number of seconds to run all queries: 2.248 seconds
Minimum number of seconds to run all queries: 2.248 seconds
Maximum number of seconds to run all queries: 2.248 seconds
Number of clients running queries: 50
Average number of queries per client: 4

Benchmark
Running for engine innodb
Average number of seconds to run all queries: 3.514 seconds
Minimum number of seconds to run all queries: 3.514 seconds
Maximum number of seconds to run all queries: 3.514 seconds
Number of clients running queries: 100
Average number of queries per client: 2

 

2.使用自定义SQL语句测试指定数据库

mysqlslap -uroot -plewis0913 --create-schema="test" --query="select * from user;" --concurrency=50,100 --debug-info

参数介绍

--create-schema : 需要测试的数据库

--query : 需要测试的sql语句

输出结果:

Benchmark
Average number of seconds to run all queries: 2.029 seconds
Minimum number of seconds to run all queries: 2.029 seconds
Maximum number of seconds to run all queries: 2.029 seconds
Number of clients running queries: 50
Average number of queries per client: 1

Benchmark
Average number of seconds to run all queries: 2.544 seconds
Minimum number of seconds to run all queries: 2.544 seconds
Maximum number of seconds to run all queries: 2.544 seconds
Number of clients running queries: 100
Average number of queries per client: 1

posted on 2012-08-13 19:24  ZimZz  阅读(3542)  评论(0编辑  收藏  举报