thr3ads.net - dovecot - huge increase in storage activity afther dovecot upgrade [Nov 2018]

If this information is useful, please help other people find it:
Share via:

Adrian M

2018-Nov-14 10:00 UTC

huge increase in storage activity afther dovecot upgrade

Thank you !
I was little concerned that the following settings are not in line with the
new version:

mail_nfs_index = yes
mail_nfs_storage = yes
mail_fsync = always
mailbox_list_index = yes
maildir_stat_dirs = yes
mmap_disable = yes


On Wed, Nov 14, 2018 at 10:19 AM Aki Tuomi <aki.tuomi at open-xchange.com>
wrote:
> It should eventually wind down once all the problems are fixed. Of course
> if it does not happen, you can always run force-resync for the problem
> users.
>
> Aki
> On 14.11.2018 10.08, Adrian M wrote:
>
> Hi,
> we upgraded our servers from version 2.2.13 to 2.2.27. After the upgrade
> we notice a 10x increase in traffic with the nfs storage an errors like
> this in the logfile:
>
> Nov 12 09:48:16 mail dovecot: imap(...): Error: Corrupted index cache file
> /.../dovecot.index.cache: invalid record size
> Nov 12 09:48:16 mail dovecot: imap(...): Error:
> unlink(/.../dovecot.index.cache) failed: No such file or directory (in
> mail-cache.c:29)
> Nov 12 09:48:16 mail dovecot: imap(...): Error: Corrupted index cache file
> /.../dovecot.index.cache: invalid record size
> Nov 12 09:48:16 mail dovecot: imap(...): Error: Broken file
> /.../dovecot-uidlist line 8: Invalid data:
>
> Is this normal ?
> Will the activity wind down ?
> Can we do something, like deleting the old dovecot.index* or
> dovecot-uidlist files from maildirs, or doing an doveadm force-refresh for
> all inboxes ?
>
> Thank you !
>
> Here's my configuration:
>
> # 2.2.27 (c0f36b0): /etc/dovecot/dovecot.conf
> # Pigeonhole version 0.4.16 (fed8554)
> # OS: Linux 4.9.0-8-amd64 x86_64 Debian 9.6 nfs
> auth_failure_delay = 15 secs
> auth_mechanisms = plain login
> auth_verbose = yes
> auth_worker_max_count = 256
> default_client_limit = 40000
> default_process_limit = 512
> dict {
>   lastlogin = mysql:/etc/dovecot/mysql/dovecot-dict-lastlogin.conf
>   quotadict = mysql:/etc/dovecot/mysql/dovecot-dict-quota.conf
> }
> disable_plaintext_auth = no
> first_valid_uid = 100
> log_timestamp = "%Y-%m-%d %H:%M:%S "
> login_log_format_elements = user=<%u> method=%m rip=%r lip=%l pid=%p
%c
> mail_fsync = always
> mail_location = maildir:*/home/virtual/*%d/%u
> mail_max_userip_connections = 16
> mail_nfs_index = yes
> mail_nfs_storage = yes
> mail_plugins = zlib quota mail_log notify
> mail_privileged_group = mail
> mailbox_list_index = yes
> maildir_stat_dirs = yes
> managesieve_notify_capability = mailto
> managesieve_sieve_capability = fileinto reject envelope encoded-character
vacation subaddress comparator-i;ascii-numeric relational regex imap4flags copy
include variables body enotify environment mailbox date ihave
> mmap_disable = yes
> namespace inbox {
>   inbox = yes
>   location >   mailbox Drafts {
>     special_use = \Drafts
>   }
>   mailbox Junk {
>     special_use = \Junk
>   }
>   mailbox Sent {
>     auto = subscribe
>     special_use = \Sent
>   }
>   mailbox "Sent Messages" {
>     special_use = \Sent
>   }
>   mailbox Spam {
>     auto = subscribe
>     special_use = \Junk
>   }
>   mailbox Trash {
>     auto = subscribe
>     special_use = \Trash
>   }
>   mailbox virtual/All {
>     special_use = \All
>   }
>   prefix > }
> passdb {
>   args = /etc/dovecot/mysql/dovecot-sql.conf
>   driver = sql
> }
> plugin {
>   last_login_dict = proxy::lastlogin
>   last_login_key = last-login/%u
>   mail_log_events = delete undelete expunge copy mailbox_delete
mailbox_rename
>   mail_log_fields = uid box msgid size
>   quota = dict:user::proxy::quotadict
>   quota_rule2 = Trash:ignore
>   quota_rule3 = Spam:ignore
>   quota_status_nouser = DUNNO
>   quota_status_overquota = 552 5.2.2 The email account that you tried to
reach is over quota
>   quota_status_success = DUNNO
>   quota_warning = storage=95%% quota-warning 95 %u
>   quota_warning2 = storage=80%% quota-warning 80 %u
>   sieve = ~/.dovecot.sieve
>   sieve_before = /etc/dovecot/sieve/default.sieve
>   sieve_dir = ~/sieve
>   stats_refresh = 30 secs
>   stats_track_cmds = yes
>   trash = /etc/dovecot/dovecot-trash.conf
>   zlib_save = gz
>   zlib_save_level = 6
> }
> protocols = imap sieve pop3 lmtp
> service anvil {
>   client_limit = 20000
>   unix_listener anvil-auth-penalty {
>     mode = 00
>   }
> }
> service auth {
>   client_limit = 20000
>   unix_listener /var/spool/postfix/private/auth {
>     group = postfix
>     mode = 0660
>     user = postfix
>   }
>   unix_listener auth-master {
>     group = mail
>     mode = 0660
>     user = vmail
>   }
>   user = root
>   vsz_limit = 1 G
> }
> service dict {
>   unix_listener dict {
>     mode = 0660
>     user = vmail
>   }
> }
> service imap-login {
>   client_limit = 4096
>   executable = /usr/lib/dovecot/imap-login
>   inet_listener imap {
>     address = *
>     port = 143
>   }
>   inet_listener imaps {
>     address = *
>     port = 993
>   }
>   process_limit = 4096
>   process_min_avail = 24
>   service_count = 100
> }
> service imap {
>   executable = /usr/lib/dovecot/imap
>   process_limit = 4096
>   process_min_avail = 24
>   vsz_limit = 1 G
> }
> service lmtp {
>   process_min_avail = 24
>   unix_listener /var/spool/postfix/private/dovecot-lmtp {
>     group = postfix
>     mode = 0600
>     user = postfix
>   }
>   vsz_limit = 1 G
> }
> service managesieve-login {
>   client_limit = 4096
>   inet_listener sieve {
>     port = 4190
>   }
>   process_limit = 4096
>   process_min_avail = 24
>   service_count = 1
> }
> service managesieve {
>   process_limit = 4096
>   vsz_limit = 1 G
> }
> service pop3-login {
>   client_limit = 4096
>   executable = /usr/lib/dovecot/pop3-login
>   inet_listener pop3 {
>     address = *
>     port = 0
>   }
>   inet_listener pop3s {
>     address = *
>     port = 995
>   }
>   process_limit = 4096
>   process_min_avail = 24
>   service_count = 100
> }
> service pop3 {
>   executable = /usr/lib/dovecot/pop3
>   process_limit = 4096
>   process_min_avail = 24
>   vsz_limit = 1 G
> }
> service quota-status {
>   client_limit = 4096
>   executable = /usr/lib/dovecot/quota-status -p postfix
>   process_min_avail = 24
>   unix_listener /var/spool/postfix/private/quota-status {
>     group = postfix
>     mode = 0660
>     user = postfix
>   }
> }
> service quota-warning {
>   executable = script /usr/local/bin/quota-warning.sh
>   unix_listener quota-warning {
>     mode = 0660
>     user = vmail
>   }
>   user = vmail
> }
>
> userdb {
>   args = /etc/dovecot/mysql/dovecot-sql.conf
>   driver = sql
> }
> protocol imap {
>   imap_idle_notify_interval = 4 mins
>   imap_max_line_length = 64 k
>   mail_max_userip_connections = 16
>   mail_plugins = zlib quota mail_log notify trash imap_quota
> }
> protocol pop3 {
>   mail_max_userip_connections = 16
>   mail_plugins = zlib quota mail_log notify
>   pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
>   pop3_fast_size_lookups = yes
>   pop3_no_flag_updates = yes
>   pop3_uidl_format = %08Xu%08Xv
> }
> protocol lda {
>   auth_socket_path = /var/run/dovecot/auth-master
>   mail_plugins = zlib quota mail_log notify sieve
>   sendmail_path = /usr/lib/sendmail
>   syslog_facility = mail
> }
> protocol sieve {
>   mail_max_userip_connections = 16
>   managesieve_max_compile_errors = 5
> }
> protocol lmtp {
>   mail_plugins = zlib quota mail_log notify sieve
>   syslog_facility = mail
> }
>
>-------------- next part --------------
An HTML attachment was scrubbed...
URL:
<https://dovecot.org/pipermail/dovecot/attachments/20181114/6b2d6d9e/attachment.html>

Aki Tuomi

2018-Nov-14 10:18 UTC

head link

huge increase in storage activity afther dovecot upgrade

You should review https://wiki2.dovecot.org/NFS to see that the settings
make sense.

Aki

On 14.11.2018 12.00, Adrian M wrote:> Thank you !
> I was little concerned that the following settings are not in line
> with the new version:
>
> mail_nfs_index = yes
> mail_nfs_storage = yes
> mail_fsync = always
> mailbox_list_index = yes
> maildir_stat_dirs = yes
> mmap_disable = yes
>
>
> On Wed, Nov 14, 2018 at 10:19 AM Aki Tuomi <aki.tuomi at
open-xchange.com
> <mailto:aki.tuomi at open-xchange.com>> wrote:
>
>     It should eventually wind down once all the problems are fixed. Of
>     course if it does not happen, you can always run force-resync for
>     the problem users.
>
>     Aki
>
>     On 14.11.2018 10.08, Adrian M wrote:
>>     Hi,
>>     we upgraded our servers from version 2.2.13 to 2.2.27. After the
>>     upgrade we notice a 10x increase in traffic with the nfs storage
>>     an errors like this in the logfile:
>>
>>     Nov 12 09:48:16 mail dovecot: imap(...): Error: Corrupted index
>>     cache file /.../dovecot.index.cache: invalid record size
>>     Nov 12 09:48:16 mail dovecot: imap(...): Error:
>>     unlink(/.../dovecot.index.cache) failed: No such file or
>>     directory (in mail-cache.c:29)
>>     Nov 12 09:48:16 mail dovecot: imap(...): Error: Corrupted index
>>     cache file /.../dovecot.index.cache: invalid record size
>>     Nov 12 09:48:16 mail dovecot: imap(...): Error: Broken file
>>     /.../dovecot-uidlist line 8: Invalid data:
>>
>>     Is this normal ?
>>     Will the activity wind down ?
>>     Can we do something, like deleting the old dovecot.index* or
>>     dovecot-uidlist files from maildirs, or doing an doveadm
>>     force-refresh for all inboxes ?
>>
>>     Thank you !
>>
>>     Here's my configuration:
>>     # 2.2.27 (c0f36b0): /etc/dovecot/dovecot.conf
>>     # Pigeonhole version 0.4.16 (fed8554)
>>     # OS: Linux 4.9.0-8-amd64 x86_64 Debian 9.6 nfs
>>     auth_failure_delay = 15 secs
>>     auth_mechanisms = plain login
>>     auth_verbose = yes
>>     auth_worker_max_count = 256
>>     default_client_limit = 40000
>>     default_process_limit = 512
>>     dict {
>>       lastlogin = mysql:/etc/dovecot/mysql/dovecot-dict-lastlogin.conf
>>       quotadict = mysql:/etc/dovecot/mysql/dovecot-dict-quota.conf
>>     }
>>     disable_plaintext_auth = no
>>     first_valid_uid = 100
>>     log_timestamp = "%Y-%m-%d %H:%M:%S "
>>     login_log_format_elements = user=<%u> method=%m rip=%r lip=%l
pid=%p %c
>>     mail_fsync = always
>>     mail_location = maildir://home/virtual//%d/%u
>>     mail_max_userip_connections = 16
>>     mail_nfs_index = yes
>>     mail_nfs_storage = yes
>>     mail_plugins = zlib quota mail_log notify
>>     mail_privileged_group = mail
>>     mailbox_list_index = yes
>>     maildir_stat_dirs = yes
>>     managesieve_notify_capability = mailto
>>     managesieve_sieve_capability = fileinto reject envelope
encoded-character vacation subaddress comparator-i;ascii-numeric relational
regex imap4flags copy include variables body enotify environment mailbox date
ihave
>>     mmap_disable = yes
>>     namespace inbox {
>>       inbox = yes
>>       location = 
>>       mailbox Drafts {
>>         special_use = \Drafts
>>       }
>>       mailbox Junk {
>>         special_use = \Junk
>>       }
>>       mailbox Sent {
>>         auto = subscribe
>>         special_use = \Sent
>>       }
>>       mailbox "Sent Messages" {
>>         special_use = \Sent
>>       }
>>       mailbox Spam {
>>         auto = subscribe
>>         special_use = \Junk
>>       }
>>       mailbox Trash {
>>         auto = subscribe
>>         special_use = \Trash
>>       }
>>       mailbox virtual/All {
>>         special_use = \All
>>       }
>>       prefix = 
>>     }
>>     passdb {
>>       args = /etc/dovecot/mysql/dovecot-sql.conf
>>       driver = sql
>>     }
>>     plugin {
>>       last_login_dict = proxy::lastlogin
>>       last_login_key = last-login/%u
>>       mail_log_events = delete undelete expunge copy mailbox_delete
mailbox_rename
>>       mail_log_fields = uid box msgid size
>>       quota = dict:user::proxy::quotadict
>>       quota_rule2 = Trash:ignore
>>       quota_rule3 = Spam:ignore
>>       quota_status_nouser = DUNNO
>>       quota_status_overquota = 552 5.2.2 The email account that you
tried to reach is over quota
>>       quota_status_success = DUNNO
>>       quota_warning = storage=95%% quota-warning 95 %u
>>       quota_warning2 = storage=80%% quota-warning 80 %u
>>       sieve = ~/.dovecot.sieve
>>       sieve_before = /etc/dovecot/sieve/default.sieve
>>       sieve_dir = ~/sieve
>>       stats_refresh = 30 secs
>>       stats_track_cmds = yes
>>       trash = /etc/dovecot/dovecot-trash.conf
>>       zlib_save = gz
>>       zlib_save_level = 6
>>     }
>>     protocols = imap sieve pop3 lmtp
>>     service anvil {
>>       client_limit = 20000
>>       unix_listener anvil-auth-penalty {
>>         mode = 00
>>       }
>>     }
>>     service auth {
>>       client_limit = 20000
>>       unix_listener /var/spool/postfix/private/auth {
>>         group = postfix
>>         mode = 0660
>>         user = postfix
>>       }
>>       unix_listener auth-master {
>>         group = mail
>>         mode = 0660
>>         user = vmail
>>       }
>>       user = root
>>       vsz_limit = 1 G
>>     }
>>     service dict {
>>       unix_listener dict {
>>         mode = 0660
>>         user = vmail
>>       }
>>     }
>>     service imap-login {
>>       client_limit = 4096
>>       executable = /usr/lib/dovecot/imap-login
>>       inet_listener imap {
>>         address = *
>>         port = 143
>>       }
>>       inet_listener imaps {
>>         address = *
>>         port = 993
>>       }
>>       process_limit = 4096
>>       process_min_avail = 24
>>       service_count = 100
>>     }
>>     service imap {
>>       executable = /usr/lib/dovecot/imap
>>       process_limit = 4096
>>       process_min_avail = 24
>>       vsz_limit = 1 G
>>     }
>>     service lmtp {
>>       process_min_avail = 24
>>       unix_listener /var/spool/postfix/private/dovecot-lmtp {
>>         group = postfix
>>         mode = 0600
>>         user = postfix
>>       }
>>       vsz_limit = 1 G
>>     }
>>     service managesieve-login {
>>       client_limit = 4096
>>       inet_listener sieve {
>>         port = 4190
>>       }
>>       process_limit = 4096
>>       process_min_avail = 24
>>       service_count = 1
>>     }
>>     service managesieve {
>>       process_limit = 4096
>>       vsz_limit = 1 G
>>     }
>>     service pop3-login {
>>       client_limit = 4096
>>       executable = /usr/lib/dovecot/pop3-login
>>       inet_listener pop3 {
>>         address = *
>>         port = 0
>>       }
>>       inet_listener pop3s {
>>         address = *
>>         port = 995
>>       }
>>       process_limit = 4096
>>       process_min_avail = 24
>>       service_count = 100
>>     }
>>     service pop3 {
>>       executable = /usr/lib/dovecot/pop3
>>       process_limit = 4096
>>       process_min_avail = 24
>>       vsz_limit = 1 G
>>     }
>>     service quota-status {
>>       client_limit = 4096
>>       executable = /usr/lib/dovecot/quota-status -p postfix
>>       process_min_avail = 24
>>       unix_listener /var/spool/postfix/private/quota-status {
>>         group = postfix
>>         mode = 0660
>>         user = postfix
>>       }
>>     }
>>     service quota-warning {
>>       executable = script /usr/local/bin/quota-warning.sh
>>       unix_listener quota-warning {
>>         mode = 0660
>>         user = vmail
>>       }
>>       user = vmail
>>     }
>>
>>     userdb {
>>       args = /etc/dovecot/mysql/dovecot-sql.conf
>>       driver = sql
>>     }
>>     protocol imap {
>>       imap_idle_notify_interval = 4 mins
>>       imap_max_line_length = 64 k
>>       mail_max_userip_connections = 16
>>       mail_plugins = zlib quota mail_log notify trash imap_quota
>>     }
>>     protocol pop3 {
>>       mail_max_userip_connections = 16
>>       mail_plugins = zlib quota mail_log notify
>>       pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
>>       pop3_fast_size_lookups = yes
>>       pop3_no_flag_updates = yes
>>       pop3_uidl_format = %08Xu%08Xv
>>     }
>>     protocol lda {
>>       auth_socket_path = /var/run/dovecot/auth-master
>>       mail_plugins = zlib quota mail_log notify sieve
>>       sendmail_path = /usr/lib/sendmail
>>       syslog_facility = mail
>>     }
>>     protocol sieve {
>>       mail_max_userip_connections = 16
>>       managesieve_max_compile_errors = 5
>>     }
>>     protocol lmtp {
>>       mail_plugins = zlib quota mail_log notify sieve
>>       syslog_facility = mail
>>     }
>-------------- next part --------------
An HTML attachment was scrubbed...
URL:
<https://dovecot.org/pipermail/dovecot/attachments/20181114/6eb27440/attachment-0001.html>

Adrian M

2018-Nov-14 10:47 UTC

head link

huge increase in storage activity afther dovecot upgrade

Thanks, they are as in example, except for "mailbox_list_index = yes"
witch
is from https://wiki.dovecot.org/PerformanceTuning

On Wed, Nov 14, 2018 at 12:18 PM Aki Tuomi <aki.tuomi at open-xchange.com>
wrote:
> You should review https://wiki2.dovecot.org/NFS to see that the settings
> make sense.
>
> Aki
> On 14.11.2018 12.00, Adrian M wrote:
>
> Thank you !
> I was little concerned that the following settings are not in line with
> the new version:
>
> mail_nfs_index = yes
> mail_nfs_storage = yes
> mail_fsync = always
> mailbox_list_index = yes
> maildir_stat_dirs = yes
> mmap_disable = yes
>
>
> On Wed, Nov 14, 2018 at 10:19 AM Aki Tuomi <aki.tuomi at
open-xchange.com>
> wrote:
>
>> It should eventually wind down once all the problems are fixed. Of
course
>> if it does not happen, you can always run force-resync for the problem
>> users.
>>
>> Aki
>> On 14.11.2018 10.08, Adrian M wrote:
>>
>> Hi,
>> we upgraded our servers from version 2.2.13 to 2.2.27. After the
upgrade
>> we notice a 10x increase in traffic with the nfs storage an errors like
>> this in the logfile:
>>
>> Nov 12 09:48:16 mail dovecot: imap(...): Error: Corrupted index cache
>> file /.../dovecot.index.cache: invalid record size
>> Nov 12 09:48:16 mail dovecot: imap(...): Error:
>> unlink(/.../dovecot.index.cache) failed: No such file or directory (in
>> mail-cache.c:29)
>> Nov 12 09:48:16 mail dovecot: imap(...): Error: Corrupted index cache
>> file /.../dovecot.index.cache: invalid record size
>> Nov 12 09:48:16 mail dovecot: imap(...): Error: Broken file
>> /.../dovecot-uidlist line 8: Invalid data:
>>
>> Is this normal ?
>> Will the activity wind down ?
>> Can we do something, like deleting the old dovecot.index* or
>> dovecot-uidlist files from maildirs, or doing an doveadm force-refresh
for
>> all inboxes ?
>>
>> Thank you !
>>
>> Here's my configuration:
>>
>> # 2.2.27 (c0f36b0): /etc/dovecot/dovecot.conf
>> # Pigeonhole version 0.4.16 (fed8554)
>> # OS: Linux 4.9.0-8-amd64 x86_64 Debian 9.6 nfs
>> auth_failure_delay = 15 secs
>> auth_mechanisms = plain login
>> auth_verbose = yes
>> auth_worker_max_count = 256
>> default_client_limit = 40000
>> default_process_limit = 512
>> dict {
>>   lastlogin = mysql:/etc/dovecot/mysql/dovecot-dict-lastlogin.conf
>>   quotadict = mysql:/etc/dovecot/mysql/dovecot-dict-quota.conf
>> }
>> disable_plaintext_auth = no
>> first_valid_uid = 100
>> log_timestamp = "%Y-%m-%d %H:%M:%S "
>> login_log_format_elements = user=<%u> method=%m rip=%r lip=%l
pid=%p %c
>> mail_fsync = always
>> mail_location = maildir:*/home/virtual/*%d/%u
>> mail_max_userip_connections = 16
>> mail_nfs_index = yes
>> mail_nfs_storage = yes
>> mail_plugins = zlib quota mail_log notify
>> mail_privileged_group = mail
>> mailbox_list_index = yes
>> maildir_stat_dirs = yes
>> managesieve_notify_capability = mailto
>> managesieve_sieve_capability = fileinto reject envelope
encoded-character vacation subaddress comparator-i;ascii-numeric relational
regex imap4flags copy include variables body enotify environment mailbox date
ihave
>> mmap_disable = yes
>> namespace inbox {
>>   inbox = yes
>>   location >>   mailbox Drafts {
>>     special_use = \Drafts
>>   }
>>   mailbox Junk {
>>     special_use = \Junk
>>   }
>>   mailbox Sent {
>>     auto = subscribe
>>     special_use = \Sent
>>   }
>>   mailbox "Sent Messages" {
>>     special_use = \Sent
>>   }
>>   mailbox Spam {
>>     auto = subscribe
>>     special_use = \Junk
>>   }
>>   mailbox Trash {
>>     auto = subscribe
>>     special_use = \Trash
>>   }
>>   mailbox virtual/All {
>>     special_use = \All
>>   }
>>   prefix >> }
>> passdb {
>>   args = /etc/dovecot/mysql/dovecot-sql.conf
>>   driver = sql
>> }
>> plugin {
>>   last_login_dict = proxy::lastlogin
>>   last_login_key = last-login/%u
>>   mail_log_events = delete undelete expunge copy mailbox_delete
mailbox_rename
>>   mail_log_fields = uid box msgid size
>>   quota = dict:user::proxy::quotadict
>>   quota_rule2 = Trash:ignore
>>   quota_rule3 = Spam:ignore
>>   quota_status_nouser = DUNNO
>>   quota_status_overquota = 552 5.2.2 The email account that you tried
to reach is over quota
>>   quota_status_success = DUNNO
>>   quota_warning = storage=95%% quota-warning 95 %u
>>   quota_warning2 = storage=80%% quota-warning 80 %u
>>   sieve = ~/.dovecot.sieve
>>   sieve_before = /etc/dovecot/sieve/default.sieve
>>   sieve_dir = ~/sieve
>>   stats_refresh = 30 secs
>>   stats_track_cmds = yes
>>   trash = /etc/dovecot/dovecot-trash.conf
>>   zlib_save = gz
>>   zlib_save_level = 6
>> }
>> protocols = imap sieve pop3 lmtp
>> service anvil {
>>   client_limit = 20000
>>   unix_listener anvil-auth-penalty {
>>     mode = 00
>>   }
>> }
>> service auth {
>>   client_limit = 20000
>>   unix_listener /var/spool/postfix/private/auth {
>>     group = postfix
>>     mode = 0660
>>     user = postfix
>>   }
>>   unix_listener auth-master {
>>     group = mail
>>     mode = 0660
>>     user = vmail
>>   }
>>   user = root
>>   vsz_limit = 1 G
>> }
>> service dict {
>>   unix_listener dict {
>>     mode = 0660
>>     user = vmail
>>   }
>> }
>> service imap-login {
>>   client_limit = 4096
>>   executable = /usr/lib/dovecot/imap-login
>>   inet_listener imap {
>>     address = *
>>     port = 143
>>   }
>>   inet_listener imaps {
>>     address = *
>>     port = 993
>>   }
>>   process_limit = 4096
>>   process_min_avail = 24
>>   service_count = 100
>> }
>> service imap {
>>   executable = /usr/lib/dovecot/imap
>>   process_limit = 4096
>>   process_min_avail = 24
>>   vsz_limit = 1 G
>> }
>> service lmtp {
>>   process_min_avail = 24
>>   unix_listener /var/spool/postfix/private/dovecot-lmtp {
>>     group = postfix
>>     mode = 0600
>>     user = postfix
>>   }
>>   vsz_limit = 1 G
>> }
>> service managesieve-login {
>>   client_limit = 4096
>>   inet_listener sieve {
>>     port = 4190
>>   }
>>   process_limit = 4096
>>   process_min_avail = 24
>>   service_count = 1
>> }
>> service managesieve {
>>   process_limit = 4096
>>   vsz_limit = 1 G
>> }
>> service pop3-login {
>>   client_limit = 4096
>>   executable = /usr/lib/dovecot/pop3-login
>>   inet_listener pop3 {
>>     address = *
>>     port = 0
>>   }
>>   inet_listener pop3s {
>>     address = *
>>     port = 995
>>   }
>>   process_limit = 4096
>>   process_min_avail = 24
>>   service_count = 100
>> }
>> service pop3 {
>>   executable = /usr/lib/dovecot/pop3
>>   process_limit = 4096
>>   process_min_avail = 24
>>   vsz_limit = 1 G
>> }
>> service quota-status {
>>   client_limit = 4096
>>   executable = /usr/lib/dovecot/quota-status -p postfix
>>   process_min_avail = 24
>>   unix_listener /var/spool/postfix/private/quota-status {
>>     group = postfix
>>     mode = 0660
>>     user = postfix
>>   }
>> }
>> service quota-warning {
>>   executable = script /usr/local/bin/quota-warning.sh
>>   unix_listener quota-warning {
>>     mode = 0660
>>     user = vmail
>>   }
>>   user = vmail
>> }
>>
>> userdb {
>>   args = /etc/dovecot/mysql/dovecot-sql.conf
>>   driver = sql
>> }
>> protocol imap {
>>   imap_idle_notify_interval = 4 mins
>>   imap_max_line_length = 64 k
>>   mail_max_userip_connections = 16
>>   mail_plugins = zlib quota mail_log notify trash imap_quota
>> }
>> protocol pop3 {
>>   mail_max_userip_connections = 16
>>   mail_plugins = zlib quota mail_log notify
>>   pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
>>   pop3_fast_size_lookups = yes
>>   pop3_no_flag_updates = yes
>>   pop3_uidl_format = %08Xu%08Xv
>> }
>> protocol lda {
>>   auth_socket_path = /var/run/dovecot/auth-master
>>   mail_plugins = zlib quota mail_log notify sieve
>>   sendmail_path = /usr/lib/sendmail
>>   syslog_facility = mail
>> }
>> protocol sieve {
>>   mail_max_userip_connections = 16
>>   managesieve_max_compile_errors = 5
>> }
>> protocol lmtp {
>>   mail_plugins = zlib quota mail_log notify sieve
>>   syslog_facility = mail
>> }
>>
>>-------------- next part --------------
An HTML attachment was scrubbed...
URL:
<https://dovecot.org/pipermail/dovecot/attachments/20181114/cf23ac8a/attachment.html>

Reasonably Related Threads

Search for more maybe matching threads

dovecot - Nov 2018 - huge increase in storage activity afther dovecot upgrade

huge increase in storage activity afther dovecot upgrade

huge increase in storage activity afther dovecot upgrade

huge increase in storage activity afther dovecot upgrade

Reasonably Related Threads