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這篇文章將為大家詳細講解有關mysql數據庫壓力測試工具mysqlslap怎么用，小編覺得挺實用的，因此分享給大家做個參考，希望大家閱讀完這篇文章后可以有所收獲。
mysqlslap是從MySQL的5.1.4版開始就開始官方提供的壓力測試工具。通過模擬多個并發客戶端并發訪問MySQL來執行壓力測試，同時提供了較詳細的SQL執行數據性能報告，并且能很好的對比多個存儲引擎（MyISAM，InnoDB等）在相同環境下的相同并發壓力下的性能差別。
mysqlslap官方文檔： https://dev.mysql.com/doc/refman/5.6/en/mysqlslap.html
Table 4.14 mysqlslap Options
| Format | Description | Introduced |
|---|---|---|
| --auto-generate-sql | Generate SQL statements automatically when they are not supplied in files or using command options | |
| --auto-generate-sql-add-autoincrement | Add AUTO_INCREMENT column to automatically generated tables | |
| --auto-generate-sql-execute-number | Specify how many queries to generate automatically | |
| --auto-generate-sql-guid-primary | Add a GUID-based primary key to automatically generated tables | |
| --auto-generate-sql-load-type | Specify the test load type | |
| --auto-generate-sql-secondary-indexes | Specify how many secondary indexes to add to automatically generated tables | |
| --auto-generate-sql-unique-query-number | How many different queries to generate for automatic tests. | |
| --auto-generate-sql-unique-write-number | How many different queries to generate for --auto-generate-sql-write-number | |
| --auto-generate-sql-write-number | How many row inserts to perform on each thread | |
| --commit | How many statements to execute before committing. | |
| --compress | Compress all information sent between client and server | |
| --concurrency | Number of clients to simulate when issuing the SELECT statement | |
| --create | File or string containing the statement to use for creating the table | |
| --create-schema | Schema in which to run the tests | |
| --csv | Generate output in comma-separated values format | |
| --debug | Write debugging log | |
| --debug-check | Print debugging information when program exits | |
| --debug-info | Print debugging information, memory, and CPU statistics when program exits | |
| --default-auth | Authentication plugin to use | 5.6.2 |
| --defaults-extra-file | Read named option file in addition to usual option files | |
| --defaults-file | Read only named option file | |
| --defaults-group-suffix | Option group suffix value | |
| --delimiter | Delimiter to use in SQL statements | |
| --detach | Detach (close and reopen) each connection after each N statements | |
| --enable-cleartext-plugin | Enable cleartext authentication plugin | 5.6.7 |
| --engine | Storage engine to use for creating the table | |
| --help | Display help message and exit | |
| --host | Connect to MySQL server on given host | |
| --iterations | Number of times to run the tests | |
| --login-path | Read login path options from .mylogin.cnf | 5.6.6 |
| --no-defaults | Read no option files | |
| --no-drop | Do not drop any schema created during the test run | 5.6.3 |
| --number-char-cols | Number of VARCHAR columns to use if --auto-generate-sql is specified | |
| --number-int-cols | Number of INT columns to use if --auto-generate-sql is specified | |
| --number-of-queries | Limit each client to approximately this number of queries | |
| --only-print | Do not connect to databases. mysqlslap only prints what it would have done | |
| --password | Password to use when connecting to server | |
| --pipe | On Windows, connect to server using named pipe | |
| --plugin-dir | Directory where plugins are installed | 5.6.2 |
| --port | TCP/IP port number to use for connection | |
| --post-query | File or string containing the statement to execute after the tests have completed | |
| --post-system | String to execute using system() after the tests have completed | |
| --pre-query | File or string containing the statement to execute before running the tests | |
| --pre-system | String to execute using system() before running the tests | |
| --print-defaults | Print default options | |
| --protocol | Connection protocol to use | |
| --query | File or string containing the SELECT statement to use for retrieving data | |
| --secure-auth | Do not send passwords to server in old (pre-4.1) format | 5.6.17 |
| --shared-memory-base-name | The name of shared memory to use for shared-memory connections | |
| --silent | Silent mode | |
| --socket | For connections to localhost, the Unix socket file to use | |
| --ssl | Enable secure connection | |
| --ssl-ca | Path of file that contains list of trusted SSL CAs | |
| --ssl-capath | Path of directory that contains trusted SSL CA certificates in PEM format | |
| --ssl-cert | Path of file that contains X509 certificate in PEM format | |
| --ssl-cipher | List of permitted ciphers to use for connection encryption | |
| --ssl-crl | Path of file that contains certificate revocation lists | 5.6.3 |
| --ssl-crlpath | Path of directory that contains certificate revocation list files | 5.6.3 |
| --ssl-key | Path of file that contains X509 key in PEM format | |
| --ssl-mode | Security state of connection to server | 5.6.30 |
| --ssl-verify-server-cert | Verify server certificate Common Name value against host name used when connecting to server | |
| --user | MySQL user name to use when connecting to server | |
| --verbose | Verbose mode | |
| --version | Display version information and exit |
參數參考表： --host=host_name, -h host_name 連接到的MySQL服務器的主機名（或IP地址），默認為本機localhost
[root@mysql ~]# mysqlslap -a --concurrency=50,100 --number-of-queries 1000 --auto-generate-sql-add-autoincrement --number-char-cols=10 --number-int-cols=5 -poracle
Warning: Using a password on the command line interface can be insecure.
Benchmark
Average number of seconds to run all queries: 0.775 seconds
Minimum number of seconds to run all queries: 0.775 seconds
Maximum number of seconds to run all queries: 0.775 seconds
Number of clients running queries: 50
Average number of queries per client: 20
Benchmark
Average number of seconds to run all queries: 0.984 seconds
Minimum number of seconds to run all queries: 0.984 seconds
Maximum number of seconds to run all queries: 0.984 seconds
Number of clients running queries: 100
Average number of queries per client: 10
[root@mysql ~]# mysqlslap -a --concurrency=50,100 --number-of-queries 1000 --auto-generate-sql-add-autoincrement --number-char-cols=10 --number-int-cols=5 --engine=myisam,innodb -poracle
Warning: Using a password on the command line interface can be insecure.
Benchmark
Running for engine myisam
Average number of seconds to run all queries: 0.117 seconds
Minimum number of seconds to run all queries: 0.117 seconds
Maximum number of seconds to run all queries: 0.117 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: 0.129 seconds
Minimum number of seconds to run all queries: 0.129 seconds
Maximum number of seconds to run all queries: 0.129 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: 1.665 seconds
Minimum number of seconds to run all queries: 1.665 seconds
Maximum number of seconds to run all queries: 1.665 seconds
Number of clients running queries: 50
Average number of queries per client: 20
Benchmark
Running for engine innodb
Average number of seconds to run all queries: 1.480 seconds
Minimum number of seconds to run all queries: 1.480 seconds
Maximum number of seconds to run all queries: 1.480 seconds
Number of clients running queries: 100
Average number of queries per client: 10
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