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  • Mysql报错[Warning] TIMESTAMP with implicit DEFAULT value is deprecated和Buffered warning: Changed limits

    报错
    2019-04-24 12:06:46 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
    2019-04-24 12:06:46 0 [Note] /usr/sbin/mysqld (mysqld 5.6.43) starting as process 3924 ...
    2019-04-24 12:06:46 3924 [Warning] Buffered warning: Changed limits: max_open_files: 1024 (requested 5000)
    2019-04-24 12:06:46 3924 [Warning] Buffered warning: Changed limits: table_open_cache: 431 (requested 2000)

    方法1
    编辑/etc/security/limits.conf,加上下面2行
    mysql hard nofile 65535
    mysql soft nofile 65535

    编辑/usr/lib/systemd/system/mysqld.service,加上下面1行
    LimitNOFILE=65535

    然后
    systemctl daemon-reload
    systemctl restart mysqld.service

    进入mysql操作
    mysql> show variables like '%file%';
    如有| open_files_limit | 65535
    则解决。


    方法2(若方法1未能解决)
    mkdir /etc/systemd/system/mysqld.service.d
    touch limits.conf
    加上
    [Service]
    LimitNOFILE = 65535

    然后
    systemctl daemon-reload
    systemctl restart mysqld

    进入mysql操作
    mysql> show variables like '%file%';
    如有| open_files_limit | 65535
    则解决。

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  • 原文地址:https://www.cnblogs.com/ccielife/p/10763123.html
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