什么时候该用这个 my.cnf.fallback?
用来恢复缺失的默认文件、确认发行版本带了什么,或拿你的 MariaDB config 做 diff。
# # The MySQL database server configuration file. # # You can copy this to one of: # - "/etc/mysql/my.cnf" to set global options, # - "~/.my.cnf" to set user-specific options. # # One can use all long options that the program supports. # Run program with --help to get a list of available options and with # --print-defaults to see which it would actually understand and use. # # For explanations see # http://dev.mysql.com/doc/mysql/en/server-system-variables.html # This will be passed to all mysql clients # It has been reported that passwords should be enclosed with ticks/quotes # escpecially if they contain "#" chars... # Remember to edit /etc/mysql/debian.cnf when changing the socket location. # Here is entries for some specific programs # The following values assume you have at least 32M ram !includedir /etc/mysql/conf.d/
curl https://exampleconfig.com/api/v1/config/original/cfe2bc1819d5e200eca8ca6912f714af?hint=my.cnf.fallback
wget -O my.cnf.fallback https://exampleconfig.com/api/v1/config/original/cfe2bc1819d5e200eca8ca6912f714af?hint=my.cnf.fallback
<prompt><role>DevOps agent</role><source url='https://exampleconfig.com/api/v1/config/original/cfe2bc1819d5e200eca8ca6912f714af?hint=my.cnf.fallback' /><config><app>MariaDB</app><os>Debian 13 (Trixie)</os><location>/etc/mysql/my.cnf.fallback</location><lines>23</lines><md5>cfe2bc1819d5e200eca8ca6912f714af</md5><sha256>b562ddb4d6f452725287c4842d9ad36052bf1a1cc1f4abef51ba55edbf3ed5d6</sha256></config></prompt>
粘贴到 Claude、ChatGPT 或任何 AI 助手里。
sudo apk add mariadb
sudo apt update && sudo apt install mariadb-server
sudo yum install mariadb-server
sudo apt update && sudo apt install mariadb-server
什么时候该用这个 my.cnf.fallback?
用来恢复缺失的默认文件、确认发行版本带了什么,或拿你的 MariaDB config 做 diff。
怎么恢复 MariaDB 的默认配置?
下载文件,把 /etc/mysql/my.cnf.fallback 里的当前配置备份好,替换掉,然后 reload 或 restart MariaDB。
my.cnf.fallback 适合直接上生产吗?
这是 Debian 13 (Trixie) 的厂商默认配置,只能当基线。上生产前请检查安全和性能设置。
和其他 OS 版本有什么不同?
默认值会随发行版和版本变化,这份对应 Debian 13 (Trixie)。
我可以用它来排查 MariaDB 吗?
可以。和你的配置做 diff 找出漂移,然后只恢复需要的段落。