[Dovecot] great disappearing email mystery
f.bonnet at esiee.fr
Thu Feb 12 10:26:50 EET 2009
Jack Stewart wrote:
> dhottinger at harrisonburg.k12.va.us wrote:
>> Quoting Jack Stewart <jstewart at caltech.edu>:
>>> dhottinger at harrisonburg.k12.va.us wrote:
>>>>> On Wed, 2009-02-11 at 17:27 -0500, dhottinger at harrisonburg.k12.va.us
>>>>>> Have there been any issues with dovecot and using outlook express
>>>>>> (imap) as an email client? I have had a couple of users come up with
>>>>>> random missing emails. Im trying to figure out if it is user error,
>>>>>> or something wacky in my mailserver. I cant find anything
>>>>>> telling in
>>>>>> maillog files or my messages. Dovecot version is 1.0.3. Its ok to
>>>>>> reply to me, I get list messages digest.
>>> Is it missing in the mail server or just on the client? What does your
>>> server layout look like?
>>> We had a similar issue with Outlook and AppleMail where the uidlist
>>> would change just enough to wipe out their local index. People would
>>> tell us that they could see the E-mail in webmail but not in their
>>> We haven't had the issue in a long while, but it was painful while it
>>> lasted. The key to resolving the issue had to do with upgrades to the
>>> dovecot version - we currently just made the jump to 1.1.11 and it
>>> seems to be working well. Shes been up almost a year now without a
>>> reboot, with close to 750 accounts.
>> My server is a linux box running sendmail, procmail, and dovecot, I
>> use ldap on the backend. Most of my clients use Horde for webmail,
>> but I have some that use outlook. The emails are missing, missing.
>> Neither on client or server. Thing is I looked on my backups (7 days
>> worth) and supposedly missing emails werent there either. So its hard
>> to tell how long they have been missing. Also, this server was put
>> online 2 years ago, so all mailboxes were migrated from the oldserver
>> to the new one and renamed oldmail. Nothing in their either. Were
>> there any gotcha's on the upgrade? Im not one to upgrade unless there
>> are security issues or problems and my mailserver has been extremely
> That is a mystery - nothing to do with my environment.
> If I understand you correctly, nothing has changed in two years and some
> users are now having missing messages. Assuming that this is the case,
> my money is on the E-mail clients.
Anyone knows how many imap processes starts outlook ?
the default with Thunderbird is 5 which is a nonsense one is enough
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