# doveadm user user@domain.com
field   value
uid     5000
gid     5000
home    /var/mail/vhosts/domain.com/user
mail    maildir:/var/mail/vhosts/domain.com/user/

postmap -q user@domain.com mysql:/etc/postfix/mysql-virtual-mailbox-maps.cf

Oct 31 20:57:19 auth-worker(29249): Info: pam(user@domain.com,x.x.x.x): pam_authenticate() failed: Authentication failure (password mismatch?) (given password: securepassword)
Oct 31 20:57:19 auth-worker(29242): Info: pam(user@domain.com,x.x.x.x): unknown user
Oct 31 20:57:19 imap-login: Info: Login: user=<user@domain.com>, method=PLAIN, rip=x.x.x.x, lip=x.x.x.x, mpid=29259, TLS, session=<cxOJuYt5TbzENAIk>

[15:56:47] IMAP> 11 SELECT Queue
[15:56:47] IMAP< * OK [CLOSED] Previous mailbox closed.
[15:56:47] IMAP< * FLAGS (Answered Flagged Deleted Seen Draft)
[15:56:47] IMAP< * OK [PERMANENTFLAGS (Answered Flagged Deleted Seen Draft *)] Flags permitted.
[15:56:47] IMAP< * 0 EXISTS
[15:56:47] IMAP< * 0 RECENT
[15:56:47] IMAP< * OK [UIDVALIDITY 1540920940] UIDs valid
[15:56:47] IMAP< * OK [UIDNEXT 6] Predicted next UID
[15:56:47] IMAP< * OK [HIGHESTMODSEQ 16] Highest
[15:56:47] IMAP< 11 OK [READ-WRITE] Select completed (0.000 + 0.000 secs).
[15:56:47] IMAP- [fetching UIDs...]
[15:56:47] IMAP> 12 UID FETCH 1:* (UID)
[15:56:47] IMAP< [data - 45 bytes]
[15:56:47] IMAP> 13 APPEND Queue (Seen) {766}
[15:56:48] IMAP< + OK
[15:56:48] IMAP> [data - 768 bytes]
[15:56:48] IMAP< [APPEND data - 95 bytes]
[15:56:48] IMAP> 14 NOOP
[15:56:48] IMAP< 14 OK NOOP completed.
[15:56:48] IMAP> 15 UID STORE 6 +FLAGS.SILENT (Seen)
[15:56:48] IMAP< 15 OK Store completed (0.001 + 0.000 secs).
[15:56:48] IMAP> 16 SELECT Drafts
[15:56:48] IMAP< * OK [CLOSED] Previous mailbox closed.
[15:56:48] IMAP< * FLAGS (Answered Flagged Deleted Seen Draft NonJunk)
[15:56:48] IMAP< * OK [PERMANENTFLAGS (Answered Flagged Deleted Seen Draft NonJunk *)] Flags permitted.
[15:56:48] IMAP< * 2 EXISTS
[15:56:48] IMAP< * 0 RECENT
[15:56:48] IMAP< * OK [UIDVALIDITY 1540920939] UIDs valid
[15:56:48] IMAP< * OK [UIDNEXT 9] Predicted next UID
[15:56:48] IMAP< * OK [HIGHESTMODSEQ 33] Highest
[15:56:48] IMAP< 16 OK [READ-WRITE] Select completed (0.000 + 0.000 secs).
[15:56:48] IMAP> 17 UID STORE 8 +FLAGS.SILENT (Deleted)
[15:56:48] IMAP< 17 OK Store completed (0.001 + 0.000 secs).
[15:56:48] IMAP> 18 EXPUNGE
[15:56:48] IMAP< * 2 EXPUNGE
[15:56:48] IMAP< 18 OK Expunge completed.
* Account 'user': Connecting to SMTP server: smtp.domain.com:587...
[15:57:09] IMAP> 12846 NOOP
[15:57:10] IMAP< 12846 OK Completed
[15:57:10] IMAP> 794 NOOP
[15:57:10] IMAP< 794 OK Success
[15:57:29] IMAP> 19 NOOP
[15:57:29] IMAP< 19 OK NOOP completed.
[15:58:10] IMAP> 12847 NOOP
[15:58:10] IMAP< 12847 OK Completed
[15:58:10] IMAP> 795 NOOP
[15:58:10] IMAP< 795 OK Success
[15:58:29] IMAP> 20 NOOP
[15:58:29] IMAP< 20 OK NOOP completed.
*** Error occurred while sending the message.
[15:58:29] IMAP> 21 SELECT Queue
[15:58:29] IMAP< * OK [CLOSED] Previous mailbox closed.
[15:58:29] IMAP< * FLAGS (Answered Flagged Deleted Seen Draft)
[15:58:29] IMAP< * OK [PERMANENTFLAGS (Answered Flagged Deleted Seen Draft *)] Flags permitted.
[15:58:29] IMAP< * 1 EXISTS
[15:58:29] IMAP< * 0 RECENT
[15:58:29] IMAP< * OK [UIDVALIDITY 1540920940] UIDs valid
[15:58:29] IMAP< * OK [UIDNEXT 7] Predicted next UID
[15:58:29] IMAP< * OK [HIGHESTMODSEQ 17] Highest
[15:58:29] IMAP< 21 OK [READ-WRITE] Select completed (0.000 + 0.000 secs).
[15:58:29] IMAP> 22 UID STORE 6 +FLAGS.SILENT (Deleted)
[15:58:29] IMAP< 22 OK Store completed (0.001 + 0.000 secs).
[15:58:29] IMAP> 23 EXPUNGE
[15:58:29] IMAP< * 1 EXPUNGE
[15:58:29] IMAP< 23 OK Expunge completed.
[15:58:29] IMAP- [fetching UIDs...]
[15:58:29] IMAP> 24 UID FETCH 1:* (UID)
[15:58:29] IMAP< [data - 45 bytes]