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MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

2023-10-20  今日头条  雪竹聊技术
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MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

一、概述

MySQL调优工具是用于分析和优化MySQL数据库性能的软件工具。它们可以帮助识别潜在的性能瓶颈、优化查询性能、调整配置参数以及提高数据库的吞吐量和响应时间。今天分享2个常用的工具。

二、解决方案

1、mysqltuner.pl

mysqltuner.pl是一个简单而有效的工具,可以帮助您评估和优化MySQL服务器的配置和性能。它提供有关配置、性能和安全性方面的建议,使您能够针对具体问题做出相应的调整和改进。请注意,mysqltuner.pl是一个独立的第三方工具,使用前请确保阅读并理解其文档和指南。

(1)mysqltuner.pl的特点和功能

使用语法:

[root@mysqlserver ~]# perl ./mysqltuner.pl --help
Name:
     MySQLTuner 2.2.8 - MySQL High Performance Tuning Script

Important Usage Guidelines:
    To run the script with the default options, run the script without
    arguments Allow MySQL server to run for at least 24-48 hours before
    tRusting suggestions Some routines may require root level privileges
    (script will provide warnings) You must provide the remote server's
    total memory when connecting to other servers

Connection and Authentication:
     --host <hostname>           Connect to a remote host to perform tests (default: localhost)
     --socket <socket>           Use a different socket for a local connection
     --port <port>               Port to use for connection (default: 3306)
     --protocol tcp              Force TCP connection instead of socket
     --user <username>           Username to use for authentication
     --userenv <envvar>          Name of env variable which contAIns username to use for authentication
     --pass <password>           Password to use for authentication
     --passenv <envvar>          Name of env variable which contains password to use for authentication
     --ssl-ca <path>             Path to public key
     --mysqladmin <path>         Path to a custom mysqladmin executable
     --mysqlcmd <path>           Path to a custom mysql executable
     --defaults-file <path>      Path to a custom .my.cnf
     --defaults-extra-file <path>      Path to an extra custom config file
     --server-log <path>         Path to explicit log file (error_log)

Performance and Reporting Options:
     --skipsize                  Don't enumerate tables and their types/sizes (default: on)
                                 (Recommended for servers with many tables)
     --json                      Print result as JSON string
     --prettyjson                Print result as JSON formatted string
     --skippassword              Don't perform checks on user passwords (default: off)
     --checkversion              Check for updates to MySQLTuner (default: don't check)
     --updateversion             Check for updates to MySQLTuner and update when newer version is available (default: don't check)
     --forcemem <size>           Amount of RAM installed in megabytes
     --forceswap <size>          Amount of swap memory configured in megabytes
     --passwordfile <path>       Path to a password file list (one password by line)
     --cvefile <path>            CVE File for vulnerability checks
     --outputfile <path>         Path to a output txt file
     --reportfile <path>         Path to a report txt file
     --template   <path>         Path to a template file
     --dumpdir <path>            Path to a directory where to dump information files
     --feature <feature>         Run a specific feature (see FEATURES section)
    =head1 OUTPUT OPTIONS

     --silent                    Don't output anything on screen
     --verbose                   Print out all options (default: no verbose, dbstat, idxstat, sysstat, tbstat, pfstat)
     --nocolor                   Don't print output in color
     --nogood                    Remove OK responses
     --nobad                     Remove negative/suggestion responses
     --noinfo                    Remove informational responses
     --debug                     Print debug information
     --noprocess                 Consider no other process is running
     --dbstat                    Print database information
     --nodbstat                  Don't print database information
     --tbstat                    Print table information
     --notbstat                  Don't print table information
     --colstat                   Print column information
     --nocolstat                 Don't print column information
     --idxstat                   Print index information
     --noidxstat                 Don't print index information
     --nomyisamstat              Don't print MyIsam information
     --sysstat                   Print system information
     --nosysstat                 Don't print system information
     --nostructstat              Don't print table structures information
     --pfstat                    Print Performance schema
     --nopfstat                  Don't print Performance schema
     --bannedports               Ports banned separated by comma (,)
     --server-log                Define specific error_log to analyze
     --maxportallowed            Number of open ports allowable on this host
     --buffers                   Print global and per-thread buffer values

(2)使用过程

上传运行此脚本的linux服务器并赋予执行权限。

chmod 755  mysqltuner.pl

执行分析。

[root@mysqlserver ~]# perl ./mysqltuner.pl  --host 192.168.209.128 --port 3307 --user root --pass 'Rootasdf2023##'

参数说明:

MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

2、tuning-primer.sh

tuning-primer.sh是一个方便的工具,可以帮助您评估和优化MySQL服务器的配置和性能。它提供了有关配置、性能和安全性方面的评估和建议,使您能够做出相应的调整和改进。

(1)tuning-primer.sh的特点和功能

(2)使用方法

上传到服务器,并赋予执行权限。

chmod 755 tuning-primer.sh

执行分析。

./tuning-primer.sh

MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

输出结果:

MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

MySQL调优工具:MySQLtuner.pl及tuning-primer.sh

三、两者比较

四、下载地址

https://www.xsof.NET.com/share/a000DfntxEeev.html

关键词:MySQL      点击(13)
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