Works On

Viewing:

Debian 9 (Stretch)

Same on:

Debian 10 (Buster) Ubuntu 18.04 LTS (Bionic Beaver)

Other versions:

Debian 11 (Bullseye) Debian 12 (Bookworm) Debian 13 (Trixie) Ubuntu 20.04 LTS (Focal Fossa) Ubuntu 22.04 LTS (Jammy Jellyfish) Ubuntu 24.04 LTS (Noble Numbat)

Details

Size: 12 lines
MD5: e74d0ae25187a10dee287db95dfc05a4
SHA256: c9493013e6bd77b2d02d30c67eebe3c08d332721405378151e3e737efccd8542

/etc/mysql/debian.cnf

# Automatically generated for Debian scripts. DO NOT TOUCH!
[client]
host     = localhost
user     = root
password = 
socket   = /var/run/mysqld/mysqld.sock
[mysql_upgrade]
host     = localhost
user     = root
password = 
socket   = /var/run/mysqld/mysqld.sock
basedir  = /usr

Copy & Paste

curl:

curl https://exampleconfig.com/api/v1/config/original/e74d0ae25187a10dee287db95dfc05a4?hint=debian.cnf

wget:

wget -O debian.cnf https://exampleconfig.com/api/v1/config/original/e74d0ae25187a10dee287db95dfc05a4?hint=debian.cnf

For AI Agents

<prompt><role>DevOps agent</role><source url='https://exampleconfig.com/api/v1/config/original/e74d0ae25187a10dee287db95dfc05a4?hint=debian.cnf' /><config><app>MariaDB</app><os>Debian 9 (Stretch)</os><location>/etc/mysql/debian.cnf</location><lines>12</lines><md5>e74d0ae25187a10dee287db95dfc05a4</md5><sha256>c9493013e6bd77b2d02d30c67eebe3c08d332721405378151e3e737efccd8542</sha256></config></prompt>

Paste into Claude, ChatGPT, or any AI assistant.

Install MariaDB

Alpine Linux

sudo apk add mariadb

Debian

sudo apt update && sudo apt install mariadb-server

Red Hat Enterprise Linux

sudo yum install mariadb-server

Ubuntu

sudo apt update && sudo apt install mariadb-server

File Location

File Path

/etc/mysql/debian.cnf

FAQ

When should I use this debian.cnf?

Use it to restore a missing default, confirm what shipped, or diff against your current MariaDB config.

How do I restore MariaDB defaults?

Download the file, back up the current one in /etc/mysql/debian.cnf, replace it, then reload or restart MariaDB.

Is debian.cnf safe for production?

It is the vendor default for Debian 9 (Stretch). Treat it as a baseline and review security and performance settings before production use.

How does this differ from other OS versions?

Defaults vary by distro and version. This copy matches Debian 9 (Stretch).

Can I use this for MariaDB troubleshooting?

Yes. Diff it against yours to find drift, then restore only the sections you need.

MariaDB /etc/mysql/debian.cnf