本测试在4c8g的虚拟机实例中的MYSQL容器中测试
docker run -d --name mysql --restart=always -e MYSQL_ROOT_PASSOWRD=admin123 -p 3306:3306 -v /data/mysql_data:/var/lib/mysql mysql:5.6
root@80cdcfd8e850:/# mysqlslap -uroot -p --auto-generate-sqlEnter password:
Benchmark
Average number of seconds to run all queries: 0.192 seconds # 运行所有语句平均秒数
Minimum number of seconds to run all queries: 0.192 seconds # 运行所有语句最小秒数
Maximum number of seconds to run all queries: 0.192 seconds # 运行所有语句最大秒数
Number of clients running queries: 1 # 客户端数量
Average number of queries per client: 0 # 每个客户端运行查询的平均数
root@80cdcfd8e850:/# mysqlslap -uroot -p --concurrency=100 --number-of-queries=1000 --auto-generate-sql Enter password:
Benchmark
Average number of seconds to run all queries: 0.392 seconds
Minimum number of seconds to run all queries: 0.392 seconds
Maximum number of seconds to run all queries: 0.392 seconds
Number of clients running queries: 100
Average number of queries per client: 10
本测试表达模拟10个mysql客户端一共发出1000个模拟查询语句,平均每个客户端查询10个数据库语句,平均总耗时0.392
更加形象的模拟日常的多列多类型数据结构,默认只有两列数据。number-int-cols表示生成Int类型,number-of-cols表示生成char类型、
root@80cdcfd8e850:/# mysqlslap -uroot -p --number-int-cols=5 --number-char-cols=20 --auto-generate-sqlEnter password:
Benchmark
Average number of seconds to run all queries: 0.234 seconds
Minimum number of seconds to run all queries: 0.234 seconds
Maximum number of seconds to run all queries: 0.234 seconds
Number of clients running queries: 1
Average number of queries per client: 0
与最开始的数据对比发现确实耗时一些。我们来看一下多并发情境下的性能如何?
root@80cdcfd8e850:/# mysqlslap -uroot -p --number-int-cols=5 --number-char-cols=20 --auto-generate-sql --concurrency=100 --number-of-queries=1000Enter password:
Benchmark
Average number of seconds to run all queries: 1.711 seconds
Minimum number of seconds to run all queries: 1.711 seconds
Maximum number of seconds to run all queries: 1.711 seconds
Number of clients running queries: 100
Average number of queries per client: 10
root@80cdcfd8e850:/# mysqlslap -uroot -p --concurrency=100 --number-of-queries=1000 --create-schema=mysql --query="select * from user"Enter password:
Benchmark
Average number of seconds to run all queries: 0.050 seconds
Minimum number of seconds to run all queries: 0.050 seconds
Maximum number of seconds to run all queries: 0.050 seconds
Number of clients running queries: 100
Average number of queries per client: 10
select * from user;select * from db;select * from events;
cat << EOF > /select.sql
select * from user;select * from db;select * from event;
EOFroot@80cdcfd8e850:/# cat << EOF > /select.sql select * from user;select * from db;select * from event;
EOFroot@80cdcfd8e850:/# mysqlslap -uroot -p --concurrency=100 --number-of-queries=10000 --create-schema=mysql --query="select.sql" --delimiter=";"Enter password:
Benchmark
Average number of seconds to run all queries: 0.303 seconds
Minimum number of seconds to run all queries: 0.303 seconds
Maximum number of seconds to run all queries: 0.303 seconds
Number of clients running queries: 100
Average number of queries per client: 100
贴出选项不是为占篇幅,方便读者方便查询命令选项
Default options are read from the following files in the given order:
/etc/my.cnf /etc/mysql/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
Generate SQL where not supplied by file or command line.
--auto-generate-sql-add-autoincrement
Add an AUTO_INCREMENT column to auto-generated tables.
--auto-generate-sql-execute-number=#
Set this number to generate a set number of queries to
run.
--auto-generate-sql-guid-primary
Add GUID based primary keys to auto-generated tables.
--auto-generate-sql-load-type=name
Specify test load type: mixed, update, write, key, or
read; default is mixed.
--auto-generate-sql-secondary-indexes=#
Number of secondary indexes to add to auto-generated
tables.
--auto-generate-sql-unique-query-number=#
Number of unique queries to generate for automatic tests.
--auto-generate-sql-unique-write-number=#
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=# Commit records every X number of statements.
-C, --compress Use compression in server/client protocol.
-c, --concurrency=name
Number of clients to simulate for query to run.
--create=name File or string to use create tables.
--create-schema=name
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 Print some debug info at exit.
--default-auth=name Default authentication client-side plugin to use.
-F, --delimiter=name
Delimiter to use in SQL statements supplied in file or
command line.
--detach=# Detach (close and reopen) connections after X number of
requests.
--enable-cleartext-plugin
Enable/disable the clear text authentication plugin.
-e, --engine=name Storage engine to use for creating the table.
-h, --host=name Connect to host.
-i, --iterations=# Number of times to run the tests.
--no-drop Do not drop the schema after the test.
-x, --number-char-cols=name
Number of VARCHAR columns to create in table if
specifying --auto-generate-sql.
-y, --number-int-cols=name
Number of INT columns to create in table if specifying
--auto-generate-sql.
--number-of-queries=#
Limit each client to this number of queries (this is not
exact).
--only-print Do not connect to the databases, but instead print out
what would have been done.
-p, --password[=name]
Password to use when connecting to server. If password is
not given it's asked from the tty.
--plugin-dir=name Directory for client-side plugins.
-P, --port=# Port number to use for connection.
--post-query=name Query to run or file containing query to execute after
tests have completed.
--post-system=name system() string to execute after tests have completed.
--pre-query=name Query to run or file containing query to execute before
running tests.
--pre-system=name system() string to execute before running tests.
--protocol=name The protocol to use for connection (tcp, socket, pipe,
memory).
-q, --query=name Query to run or file containing query to run.
--secure-auth Refuse client connecting to server if it uses old
(pre-4.1.1) protocol.
(Defaults to on; use --skip-secure-auth to disable.) -s, --silent Run program in silent mode - no output.
-S, --socket=name The socket file to use for connection.
--ssl Enable SSL for connection (automatically enabled with
other flags).
--ssl-ca=name CA file in PEM format (check OpenSSL docs, implies
--ssl).
--ssl-capath=name CA directory (check OpenSSL docs, implies --ssl).
--ssl-cert=name X509 cert in PEM format (implies --ssl).
--ssl-cipher=name SSL cipher to use (implies --ssl).
--ssl-key=name X509 key in PEM format (implies --ssl).
--ssl-crl=name Certificate revocation list (implies --ssl).
--ssl-crlpath=name Certificate revocation list path (implies --ssl).
--ssl-verify-server-cert
Verify server's "Common Name" in its cert against
hostname used when connecting. This option is disabled by
default.
--ssl-mode=name SSL connection mode.
-u, --user=name User for login if not current user.
-v, --verbose More verbose output; you can use this multiple times to
get even more verbose output.
-V, --version Output version information and exit.