[Dovecot] mailbox size limit

Nikolay Shopik shopik at inblock.ru
Sat Nov 17 16:00:42 EET 2007


On 17.11.2007 16:54, Bazy wrote:
> Hi guys,
>
> I was wondering... my Inbox is 1.3GB large, my mailbox size limit is 6GB
> (6442450941). Other users have 500+ MB in their Inbox.
>
> I have about 27GB of mail. I'm running dovecot 1.0.7 now under Fedora 7
> with postfix. I have no trouble at all, everything is working perfect.
>
> I use ext3 as my file system, and I store mail in maildir format.
>
> Will I have any inode, file system, issues?
> Is anyone storing more then 27GB in maildir format on only one ext3
> partition?
>
>
>
> Here is my dovecot -n output:
>
> # 1.0.7: /etc/dovecot.conf
> log_path: /var/log/dovecot.log
> log_timestamp: %Y-%m-%d %H:%M:%S
> protocols: imap imaps pop3
> ssl_cert_file: /etc/postfix/smtpd.cert
> ssl_key_file: /etc/postfix/smtpd.key
> login_dir: /var/run/dovecot/login
> login_executable(default): /usr/libexec/dovecot/imap-login
> login_executable(imap): /usr/libexec/dovecot/imap-login
> login_executable(pop3): /usr/libexec/dovecot/pop3-login
> login_max_processes_count: 512
> mail_location: maildir:/home/vmail/%d/%n/
> mail_executable(default): /usr/libexec/dovecot/imap
> mail_executable(imap): /usr/libexec/dovecot/imap
> mail_executable(pop3): /usr/libexec/dovecot/pop3
> mail_plugins(default): quota imap_quota
> mail_plugins(imap): quota imap_quota
> mail_plugins(pop3): quota
> mail_plugin_dir(default): /usr/lib/dovecot/imap
> mail_plugin_dir(imap): /usr/lib/dovecot/imap
> mail_plugin_dir(pop3): /usr/lib/dovecot/pop3
> imap_client_workarounds(default): outlook-idle delay-newmail
> imap_client_workarounds(imap): outlook-idle delay-newmail
> imap_client_workarounds(pop3): outlook-idle
> pop3_client_workarounds(default):
> pop3_client_workarounds(imap):
> pop3_client_workarounds(pop3): outlook-no-nuls oe-ns-eoh
> auth default:
>   mechanisms: plain login
>   passdb:
>     driver: sql
>     args: /etc/dovecot-sql.conf
>   userdb:
>     driver: sql
>     args: /etc/dovecot-userdb-sql.conf
>   socket:
>     type: listen
>     client:
>       path: /var/spool/postfix/private/auth
>       mode: 432
>       user: postfix
>       group: postfix
> plugin:
>   quota: maildir:storage=102400
>
>
> [root:pts/0][~]# cat /etc/dovecot-sql.conf
> driver = mysql
> connect = host=/var/lib/mysql/mysql.sock user=mail_admin
> password=XXXXXXXX dbname=mail
> default_pass_scheme = CRYPT
> password_query = SELECT password FROM users WHERE
> CONCAT(SUBSTRING_INDEX(email,'@',1)) = '%n' AND
> CONCAT(SUBSTRING_INDEX(email,'@',-1)) = '%d';
>
>
> [root:pts/0][~]# cat /etc/dovecot-userdb-sql.conf
> driver = mysql
> connect = host=/var/lib/mysql/mysql.sock user=mail_admin
> password=XXXXXXXX dbname=mail
> user_query = SELECT CONCAT(('/home/vmail/'),
> SUBSTRING_INDEX(email,'@',-1),'/',SUBSTRING_INDEX(email,'@',1),'/') as
> home, 5000 as uid, 5000 as gid, CONCAT('maildir:storage=',
> floor(quota/1024)) as quota FROM users WHERE email = '%u';
>   
Hi,

What kind issues you thinking about? I'm storing currently about 40Gb of 
mails. You mean, run out of number inodes on your partition?


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