为什么我的系统没有my.cnf也能启动？

Question

MYSQL 5.5   find . -name *cnf
./usr/share/mysql/my-small.cnf
./usr/share/mysql/my-large.cnf
./usr/share/mysql/my-innodb-heavy-4G.cnf
./usr/share/mysql/my-medium.cnf
./usr/share/mysql/my-huge.cnf
./usr/share/doc/packages/MySQL-server/my-small.cnf
./usr/share/doc/packages/MySQL-server/my-large.cnf
./usr/share/doc/packages/MySQL-server/my-innodb-heavy-4G.cnf
./usr/share/doc/packages/MySQL-server/my-medium.cnf
./usr/share/doc/packages/MySQL-server/my-huge.cnf
./usr/bin/cnf
./etc/ssl/openssl.cnf
./etc/openwsman/ssleay.cnf就没有看到my.cnf

Answer 1

如果MYSQL找不到INI，则全部参数使用默认值。

Answer 2

win下就是全默认吧