[horde] Sessions consuming CPU

[Michael J Rubinsky]

Quoting Simon Wilson <simon at simonandkate.net>:

> ----- Message from Michael M Slusarz <slusarz at horde.org> ---------
>    Date: Mon, 14 Nov 2011 23:06:32 -0700
>    From: Michael M Slusarz <slusarz at horde.org>
> Subject: Re: [horde] Sessions consuming CPU
>      To: horde at lists.horde.org
>
>
>> Quoting Simon Wilson <simon at simonandkate.net>:
>>
>>> Remove session files, and it comes back.
>>> Restart Activesync, and it comes back.
>>> Reprovision the iOS devices, and it comes back.
>>> REMOVE the iOS devices within Horde Administration, restart httpd  
>>> after removing all session files, and let them re-establish their  
>>> connections, which they do automatically, and the problem has been  
>>> solved.
>>>
>>> So killing sessions has not fixed it this time, but removing the  
>>> ActiveSync devices did.
>>>
>>> 2 days ago, 2 of them were upgraded to iOS 5.0.1, that's the only  
>>> change. The change to iOS 5 happened a week or so ago and this did  
>>> not happen then.
>>
>> In other words... activesync is breaking your installation?  And  
>> this syncing is happening from an apple product running the new iOs?
>>
>> It would not surprise me at all that something with the new ios  
>> version is breaking something on the Horde server.  Apple does not  
>> do protocols well at all (recent discussion on imap list discovered  
>> that new icloud imap server is broken in several very fundamental  
>> areas).
>>
>> Best bet is to capture sync debug data and file a bug.
>>
>> michael
>>
>
> Hmmm..... interesting though that it did not coincide with the iOS  
> changes. Also that the problem has gone away with deleting and  
> re-adding the devices....
>
> I'll keep an eye on it, if it happens again will run debug logs and  
> report back...

It could be that there was an active connection with the Horde server  
when the update was made, and this somehow corrupted the server side  
state. A log of what was happening might help track this down...


-- 
mike

The Horde Project (www.horde.org)
mrubinsk at horde.org