o que pode ser isso ja estou ficando louco

Sep 23 18:24:17 srv postfix/trivial-rewrite[11283]: warning: connect to mysql server localhost: Can´t connect to local MySQL server through socket ´/var/lib/mysql/mysql.sock´ (2)
Sep 23 18:24:17 srv postfix/cleanup[11282]: warning: connect to mysql server localhost: Can´t connect to local MySQL server through socket ´/var/lib/mysql/mysql.sock´ (2)
Sep 23 18:24:17 srv postfix/cleanup[11282]: warning: 66BE6445E6C: virtual_alias_maps map lookup problem for [email protected]
Sep 23 18:24:17 srv postfix/cleanup[11282]: warning: 66BE6445E6C: skipping further client input
Sep 23 18:24:17 srv postfix/pickup[11275]: warning: maildrop/638234FE2D: Error writing message file
Sep 23 18:25:10 srv postfix/cleanup[11282]: warning: 69C14445E6C: virtual_alias_maps map lookup problem for [email protected]
Sep 23 18:25:10 srv postfix/cleanup[11282]: warning: 69C14445E6C: skipping further client input
Sep 23 18:25:10 srv postfix/pickup[11275]: warning: maildrop/638234FE2D: Error writing message file

grato
fernando athayde