Re: Squirrel Mail issues with large inboxes

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Using an IMAP Proxy might fix some issues on serverside.
Specially on large installations with lots of users with large inboxes, it
helps on decreasing disk access everytime u refresh ur inbox..


>>>> I am sure more people have had issues with this and perhaps some of
>>>> your solutions could be shared with me.
>>>>
>>>> I am using SM version: 1.4.10a
>>>
>>> Upgrade, 1.4.10 is 2 years old, and has several known security issues.
>>
>> Yes  agreed.
>>
>>>> If a user as an inbox of more than 2000 messages it may take SM 1 +
>>>> minutes to load.  Sometimes it will give the folloing error message:
>>>> *ERROR: Connection dropped by IMAP server.*
>>>> Query: SEARCH CHARSET ISO-8859-1 ALL UNDELETED From {11} cron daemon
>>>
>>> Despite the fact in another email you say you don't have filtering
>>> turned on, this error alone says you do.  The user has defined a filter
>>> that searches ALL emails from cron daemon.  That means that it's going
>>> to ask your imap server to search all 2000+ messages every time you go
>>> into the inbox, or refresh the left frame.
>>
>> Correct,  the particular error  message did come from a SM instance with
>> two filters enabled.   I have other users with no filters that are have
>> a
>> long delay before the inbox is loaded.      I thought SM would only run
>> filters on incoming messages.. but then it would miss emails that came
>> into the inbox using another email client, is there a way to set SM to
>> only filter incoming messages and ignore the messages already in the
>> inbox?
>
> SquirrelMail isn't part of the chain delivering mail to your inbox. If the
> mail isn't in the mailbox already, SquirrelMail can't work with it. Mail
> in the inbox have flags though, which indicate if the mail is a newly
> arrived one or old stuff, if the mail is read or not, etc. Those flags can
> be used when filtering, allowing the filter to work only with mail that
> has the flag for newly arrived set. I don't know if that's supported in
> the filter plugin, but at least it's possible in theory.
>
>>>> and then load correctly after a page refresh.
>>>>
>>>> Is there a recommended amount of email to be held in the inbox? (I
>>>> can run an archiving script to cleanup everyones inboxes moving old
>>>> mail to archive folders) or are there some settings I can tweak to
>>>> make
>>>> squirrelmail load faster and without errors after logging.
>>>>
>>>> Again this slowness only occurs after the initial login. After
>>>> squirremail has loaded the inbox it works well.
>>>
>>> Look in the config/config.php and search for plugins, and see if you
>>> have one defined for filters.  If you do, disable the filters plugin
>>> (put
>>> // at the beginning of the line) and see if you get an
>>> improvement.
>>
>> Thanks will try this.
>
> Sincerely,
> Fredrik
>
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