Warning: mysql_connect (): cannot connect to local MySQL server

Question

Warning: mysql_connect (): Cannot connect to the local MySQL server through the socket '/var/lib/mysql/mysql.sock' (11) in / home / aa / public _html / bb / db.php on line 2 Connection failed :

iam gets this error, but the problem is that this error occurs irregularly, sometimes it does not work all day, and sometimes it comes countless times.

what could be the possible reason for this?

Answer 1

, MYSQL . php mysql, , mysql config. phpinfo(), . - .

PS. , , , .

Answer 2

, MySQL . : phpinfo.php :

<?php phpinfo(); ?>

: http://localhost/phpinfo.php mysql. MYSQL_SOCKET , my.cnf.

FYI, my.cnf : /etc/my.cnf - :

# The MySQL server
[mysqld]
port            = 3306
socket          = /tmp/mysql.sock