cyrus and Outlook subfolder crawling

2012-12-13 Thread Marcus Schopen
Hi,

I've got a problem with a Outlook 2010 client. The client is accessing a
10 GB cyrus imap account and crawling with high a frequency like crazy
through each subfolders which fills the mail logfile and causes a
noticeable higher load. This never stops unless the Outook client is
closed. I'm not familiar with Outlook and to my mind this is not a cyrus
problem, but does anybody know to say Outlook to stop this annoying
behaviour.

Ciao
Marcus



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Re: cyrus and Outlook subfolder crawling

2012-12-13 Thread Adam Tauno Williams
On Thu, 2012-12-13 at 10:43 +0100, Marcus Schopen wrote:
> I've got a problem with a Outlook 2010 client. The client is accessing a
> 10 GB cyrus imap account and crawling with high a frequency like crazy
> through each subfolders which fills the mail logfile and causes a
> noticeable higher load. This never stops unless the Outook client is
> closed. I'm not familiar with Outlook and to my mind this is not a cyrus
> problem, but does anybody know to say Outlook to stop this annoying
> behaviour.

Can you unsubscribe from subfolders?  If so, does doing so stop the mad
crawl?  Perhaps there is a folder, or more likely a message in a folder,
that the Outlook client doesn't like - and it is then restarting its
'sync' over and over.

Are Exchange extensions disabled?  I've seen them cause various kinds of
wierdness.

  Tools -> Options -> Other -> Advanced -> Options -> Add-In Manager ->
Uncheck Exchange Extensions property.
  
or

  Tools / Options / Other / Advanced Options / COM Add-Ins/ remove
anything that isnt essential, (we remove everything)

Those may not correspond to your version of Outlook.

Although it may make matters much worse [temporarily] you might want to
turn on telemetry for that user to see if there is a protocol error
somewhere.

But clients just walking folders shouldn't generally drive massive
syslog traffic;  perhaps you are logging mail at the DEBUG level?  Don't
do that, it is better to use telemetry logs selectively.



-- 
Adam Tauno Williams 


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Re: cyrus and Outlook subfolder crawling

2012-12-13 Thread Ciprian Marius Vizitiu [GBIF]
On 12/13/2012 11:59 AM, Adam Tauno Williams wrote:
> On Thu, 2012-12-13 at 10:43 +0100, Marcus Schopen wrote:
>> I've got a problem with a Outlook 2010 client. The client is accessing a
>> 10 GB cyrus imap account and crawling with high a frequency like crazy
>> through each subfolders which fills the mail logfile and causes a
>> noticeable higher load. This never stops unless the Outook client is
>> closed. I'm not familiar with Outlook and to my mind this is not a cyrus
>> problem, but does anybody know to say Outlook to stop this annoying
>> behaviour.


Don't forget that 2010 will, by default, crawl the IMAP store and fetch 
a copy of all messages locally (instead of subj only), check the size of 
the local .pst file. The good part is that messages will be available 
off-line the bad part is that your local .pst file will be as large as 
the IMAP box; and it takes a lot of time to finish the process...

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