• mysql的/etc/my.cnf举例


    #clients
    [client]
    #password    = your_password
    port        = 3306
    socket        = /var/run/mysql/mysql.sock
    #default-character-set=utf8

    # Here follows entries for some specific programs

    # The MySQL server
    [mysqld]
    max_connections=500
    default-character-set=utf8
    #skip-character-set-client-handshake
    port        = 3306
    socket        = /var/run/mysql/mysql.sock
    skip-locking
    key_buffer = 16M
    max_allowed_packet = 20M
    table_cache = 64
    sort_buffer_size = 512K
    net_buffer_length = 8K
    read_buffer_size = 256K
    read_rnd_buffer_size = 512K
    myisam_sort_buffer_size = 8M
    log-slow-queries=/var/log/slowquery.log
    long_query_time=1
    wait_timeout = 120
    max_connections = 200
    max_user_connections = 100

    # Don’t listen on a TCP/IP port at all. This can be a security enhancement,
    # if all processes that need to connect to mysqld run on the same host.
    # All interaction with mysqld must be made via Unix sockets or named pipes.
    # Note that using this option without enabling named pipes on Windows
    # (via the “enable-named-pipe” option) will render mysqld useless!
    #
    #skip-networking

    # Replication Master Server (default)
    # binary logging is required for replication
    log-bin
    expire_logs_days=7
    log-error
    binlog-ignore-db=mysql
    binlog-ignore-db=test

    # required unique id between 1 and 2^32 – 1
    # defaults to 1 if master-host is not set
    # but will not function as a master if omitted
    server-id    = 1

    # Replication Slave (comment out master section to use this)
    #
    # To configure this host as a replication slave, you can choose between
    # two methods :
    #
    # 1) Use the CHANGE MASTER TO command (fully described in our manual) -
    #    the syntax is:
    #
    #    CHANGE MASTER TO MASTER_HOST=<host>, MASTER_PORT=<port>,
    #    MASTER_USER=<user>, MASTER_PASSWORD=<password> ;
    #
    #    where you replace <host>, <user>, <password> by quoted strings and
    #    <port> by the master’s port number (3306 by default).
    #
    #    Example:
    #
    #    CHANGE MASTER TO MASTER_HOST=’125.564.12.1′, MASTER_PORT=3306,
    #    MASTER_USER=’joe’, MASTER_PASSWORD=’secret’;
    #
    # OR
    #
    # 2) Set the variables below. However, in case you choose this method, then
    #    start replication for the first time (even unsuccessfully, for example
    #    if you mistyped the password in master-password and the slave fails to
    #    connect), the slave will create a master.info file, and any later
    #    change in this file to the variables’ values below will be ignored and
    #    overridden by the content of the master.info file, unless you shutdown
    #    the slave server, delete master.info and restart the slaver server.
    #    For that reason, you may want to leave the lines below untouched
    #    (commented) and instead use CHANGE MASTER TO (see above)
    #
    # required unique id between 2 and 2^32 – 1
    # (and different from the master)
    # defaults to 2 if master-host is set
    # but will not function as a slave if omitted
    #server-id       = 2
    #
    # The replication master for this slave – required
    #master-host     =   <hostname>
    #
    # The username the slave will use for authentication when connecting
    # to the master – required
    #master-user     =   <username>
    #
    # The password the slave will authenticate with when connecting to
    # the master – required
    #master-password =   <password>
    #
    # The port the master is listening on.
    # optional – defaults to 3306
    #master-port     =  <port>
    #
    # binary logging – not required for slaves, but recommended
    #log-bin

    # Point the following paths to different dedicated disks
    #tmpdir        = /tmp/
    #log-update     = /path-to-dedicated-directory/hostname

    # Uncomment the following if you are using BDB tables
    #bdb_cache_size = 4M
    #bdb_max_lock = 10000

    # Uncomment the following if you are using InnoDB tables
    #innodb_data_home_dir = /var/lib/mysql/
    #innodb_data_file_path = ibdata1:10M:autoextend
    #innodb_log_group_home_dir = /var/lib/mysql/
    #innodb_log_arch_dir = /var/lib/mysql/
    # You can set .._buffer_pool_size up to 50 – 80 %
    # of RAM but beware of setting memory usage too high
    #innodb_buffer_pool_size = 16M
    #innodb_additional_mem_pool_size = 2M
    # Set .._log_file_size to 25 % of buffer pool size
    #innodb_log_file_size = 5M
    #innodb_log_buffer_size = 8M
    #innodb_flush_log_at_trx_commit = 1
    #innodb_lock_wait_timeout = 50

    [mysqldump]
    quick
    max_allowed_packet = 16M

    [mysql]
    no-auto-rehash
    # Remove the next comment character if you are not familiar with SQL
    #safe-updates

    [isamchk]
    key_buffer = 20M
    sort_buffer_size = 20M
    read_buffer = 2M
    write_buffer = 2M

    [myisamchk]
    key_buffer = 20M
    sort_buffer_size = 20M
    read_buffer = 2M
    write_buffer = 2M

    [mysqlhotcopy]
    interactive-timeout

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  • 原文地址:https://www.cnblogs.com/myphoebe/p/1995459.html
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