#/usr/local/mysql/bin/perror 1(에러번호)
Not owner

# /usr/local/mysql/bin/perror 2
No such file or directory

# /usr/local/mysql/bin/perror 3
No such process

# /usr/local/mysql/bin/perror 23
File table overflow

# /usr/local/mysql/bin/perror 24
Too many open files