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  • mysql 5.7 的 /etc/my.cnf 参数

    下面是 mysql 5.7 的 /etc/my.cnf 的一些常用参数,自己记录一下,随时补充完善。

    [client]
    port = 3306
    default-character-set=utf8mb4
    socket=/var/lib/mysql/mysql.sock
    
    [mysql]
    port = 3306
    default-character-set=utf8mb4
    socket=/var/lib/mysql/mysql.sock
    
    [mysqld]
    ##########################
    # summary
    ##########################
    bind-address = 0.0.0.0
    port = 3306
    basedir=/usr/local/mysql
    datadir=/var/lib/mysql
    socket=/var/lib/mysql/mysql.sock
    tmpdir = /tmp
    pid-file=/tmp/mysqld.pid
    #skip-grant-tables
    #skip-networking
    
    explicit_defaults_for_timestamp=1
    lower_case_table_names=1
    
    table_open_cache = 8000
    
    ##########################
    # time out
    ##########################
    connect_timeout = 20
    wait_timeout = 86400
    
    ##########################
    # connection
    ##########################
    max_connections = 2000
    max_user_connections = 1900
    max_connect_errors = 100000
    max_allowed_packet = 1G
    
    ##########################
    # character set
    ##########################
    character-set-server = utf8mb4
    collation-server = utf8mb4_bin
    
    ##########################
    # log bin
    ##########################
    server-id = 1
    log_bin = mysql-bin
    binlog_format = MIXED
    sync_binlog = 1
    expire_logs_days =7
    binlog_cache_size = 128m
    max_binlog_cache_size =512m
    max_binlog_size =256M
    
    binlog_ignore_db=mysql
    binlog_ignore_db=information_schema
    binlog_ignore_db=performation_schema
    binlog_ignore_db=sys
    
    ##########################
    # log relay
    ##########################
    relay_log = mysql-relay-bin
    relay_log_purge = on
    relay_log_recovery = on
    max_relay_log_size = 1G
    
    ##########################
    # log error
    ##########################
    log_error=/var/log/mysqld_error.log
    
    ##########################
    # log slow
    ##########################
    slow_query_log = on
    slow_query_log_file = /var/log/mysqld_slow.log
    long_query_time = 2
    log_queries_not_using_indexes = on
    
    ##########################
    # log general
    ##########################
    general_log = on
    general_log_file = /var/log/mysqld_gener.log
    
    
    ##########################
    # thread pool
    ##########################
    #thread_handling=pool-of-threads
    #thread_handling=one-thread-per-connection
    #thread_pool_oversubscribe=8 
    
    ##########################
    # innodb
    ##########################
    innodb_file_per_table=1
    innodb_log_file_size=1024M
    innodb_log_buffer_size=64M
    
    
    ##########################
    # password policy
    # after init 
    ##########################
    #validate_password_length=4         
    #validate_password_mixed_case_count=0
    #validate_password_number_count=0
    #validate_password_policy=0
    #validate_password_special_char_count=0
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  • 原文地址:https://www.cnblogs.com/ctypyb2002/p/9793026.html
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