Всем Привет!

Возникла проблема, настроил почтовый сервер, количество ящиков 150-200,

По началу все было ок, но с недавнего времени, периодически вижу ошибку на клиентах:

Ошибка 4.3.0 Error: queue file write error.

на диске место есть
Size Used Avail Use% 1.8T 465G 1.3T 27%

В логе syslog
Oct 16 20:30:42 production postfix/cleanup[4049]: warning: mysql:/etc/postfix/sql/valias.cf lookup error for «admin@sitesi.ru» Oct 16 20:30:42 production postfix/cleanup[4049]: warning: 8F3EA340511: virtual_alias_maps map lookup problem for admin@sitesi.ru — message not accepted, try again later

В dovecot.log
Warning: autocreate plugin is deprecated, use mailbox { auto } setting instead

В mysql
mysql> show variables like «max_connections»; +-----------------+-------+ | Variable_name | Value | +-----------------+-------+ | max_connections | 300 | +-----------------+-------+ 1 row in set (0.00 sec)

mysql> show full processlist; +------+-------------+-----------+-----------+---------+------+----------+-----------------------+ | Id | User | Host | db | Command | Time | State | Info | +------+-------------+-----------+-----------+---------+------+----------+-----------------------+ | 544 | root | localhost | NULL | Sleep | 2725 | | NULL | | 6265 | root | localhost | NULL | Sleep | 705 | | NULL | | 6776 | postfixuser | localhost | postfix | Sleep | 17 | | NULL | | 8062 | sitesi | localhost | sitesi-ru | Sleep | 19 | | NULL | | 8084 | root | localhost | NULL | Query | 0 | starting | show full processlist | | 8090 | sitesi | localhost | sitesi-ru | Sleep | 0 | | NULL | | 8091 | sitesi | localhost | sitesi-ru | Sleep | 0 | | NULL | | 8101 | sitesi | localhost | sitesi-ru | Sleep | 0 | | NULL | +------+-------------+-----------+-----------+---------+------+----------+-----------------------+ 8 rows in set (0.00 sec)

postfix main.cf
spoilermyhostname = mail.sitesi.ru mydomain = sitesi.ru myorigin = $mydomain alias_maps = hash:/etc/aliases alias_database = hash:/etc/aliases mydestination = $myhostname,localhost.$myhostname,localhost relayhost = mynetworks = 127.0.0.0/8 mailbox_command = procmail -a "$EXTENSION" mailbox_size_limit = 0 recipient_delimiter = + inet_interfaces = all inet_protocols = ipv4 message_size_limit = 51200000 virtual_mailbox_domains = mysql:/etc/postfix/sql/vdomains.cf virtual_mailbox_base = /var/vmail virtual_mailbox_maps = mysql:/etc/postfix/sql/vmailbox.cf virtual_alias_maps = mysql:/etc/postfix/sql/valias.cf virtual_minimum_uid = 1150 virtual_uid_maps = static:1150 virtual_gid_maps = static:8 virtual_transport = dovecot dovecot_destination_recipient_limit = 1 smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU) biff = no append_dot_mydomain = no readme_directory = no smtpd_sasl_type = dovecot smtpd_sasl_path = private/auth smtpd_sasl_auth_enable = yes broken_sasl_auth_clients = yes smtpd_sasl_security_options = noanonymous smtpd_sasl_local_domain = smtpd_sasl_exceptions_networks = $mynetworks smtpd_sasl_authenticated_header = yes # TLS smtpd_tls_cert_file=/etc/postfix/certs/cert.pem smtpd_tls_key_file=/etc/postfix/certs/key.pem smtpd_use_tls=yes smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache smtpd_tls_mandatory_protocols=!SSLv2,!SSLv3 smtp_tls_note_starttls_offer = yes smtpd_tls_loglevel = 1 smtpd_tls_received_header = yes smtpd_tls_session_cache_timeout = 3600s tls_random_source = dev:/dev/urandom smtpd_tls_security_level = may smtp_tls_security_level = may #SMTPD parameters unknown_local_recipient_reject_code = 450 maximal_queue_lifetime = 7d minimal_backoff_time = 1000s maximal_backoff_time = 8000s smtp_helo_timeout = 60s smtpd_recipient_limit = 80 smtpd_soft_error_limit = 3 smtpd_hard_error_limit = 12 smtpd_sender_restrictions = permit_sasl_authenticated, permit_mynetworks, warn_if_reject reject_non_fqdn_sender, reject_unknown_sender_domain, reject_unauth_pipelining, #permit smtpd_client_restrictions = reject_rbl_client cbl.abuseat.org, reject_rbl_client dialups.mail-abuse.org, reject_rbl_client bl.spamcop.net, reject_rbl_client zen.spamhaus.org, reject_rbl_client sbl-xbl.spamhaus.org, smtpd_recipient_restrictions = reject_unauth_pipelining, permit_mynetworks, permit_sasl_authenticated, reject_non_fqdn_recipient, reject_unknown_recipient_domain, reject_unauth_destination, #permit