[TriLUG] Squirrelmail and Dovecot problem

Aaron S. Joyner aaron at joyner.ws
Wed Sep 20 02:17:33 EDT 2006


Glenn Hennessee wrote:

> Tanner Lovelace wrote:
>
>> On 9/19/06, Glenn Hennessee <Glenn_Hennessee at ncsu.edu> wrote:
>>
>>> It just gets stranger and stranger. Postfix did and does have
>>> mailbox_size_limit=0 so there is no maximum mailbox size. It did appear
>>> last night when I was checking that it might have something to do with
>>> the size of the mail spool because squirrelmail would work on accounts
>>> with no or small amounts of email but not on accounts with large email
>>> files. However, this morning I put that theory to the test by using a
>>> test account and sending messages with attachments. Right now the
>>> account has a spool file of 40 MB, more than two who are having
>>> problems, and squirrelmail works fine. Now that 40 MB is from 6 email
>>> and not 2000 emails so I don't know if that's an issue or not.
>>
>>
>> 40MB wouldn't be a problem.  I think the postfix default is something
>> like 2GB.  Number of e-mails within the file shouldn't be a problem.
>>
>>> One other thing, when moving from by dead RHEL3 system (the drive died
>>> but I was able to recover the unread mail (hang the dead drive outside
>>> the case and turn a big fan on high to keep it cool) after the ubuntu
>>> system was running. I merged the two sets of spool files with mmv
>>> (http://debaday.livejournal.com/33924.html) to append the new mail 
>>> spool
>>> to the old mail spool. I don't see this as a problem but I did do it 
>>> for
>>> those who had unread mail which was most. Most of my users are pop and
>>> so don't have large spool files as a rule.
>>
>>
>> Have you tried just pointing a local version of pine directly
>> at the mail spool file?   It should use the exact same library
>> routines (c-client) to read the mail spool but might actually
>> have more informative error messages (well, one can hope,
>> anyway).
>>
>> Cheers,
>> Tanner
>>
> I just tried that and it worked with no problem. I also just tried
> formail -ds <oldmailfile >>newmailfile  which will "convert a 
> non-standard mailbox file into a standard mailbox file." The input and 
> output boxes aren't quite the same size, the new one is 95 bytes 
> bigger than the old but squirrelmail can't access it either. I also 
> tried formail -s to resend my entire mail file to the test account 
> with the same result, squirrelmail won't show the mail. It's 
> interesting that the new mail file is 64355357 bytes and the old file 
> is 64002417 bytes, 350K bigger for the new.
>
> glenn
>
>
350K bigger == new headers from going through the mail server again



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