[kronolith] Strange Delay on calender export

[lst_hoe02 at kwsoft.de]

Zitat von Jan Schneider <jan at horde.org>:

> Zitat von lst_hoe02 at kwsoft.de:
>
>> Zitat von Jan Schneider <jan at horde.org>:
>>
>>> Zitat von lst_hoe02 at kwsoft.de:
>>>
>>>> Hello,
>>>>
>>>> today we noticed a really strange problem with teh calenders of  
>>>> one user. Access by browser worked as normal, overall load on the  
>>>> webserver and on the database was low. Access by  
>>>> Thunderbird/Lightning (iCal) was near impossible. A manual  
>>>> download with the URL used for iCal abonement stalled for around  
>>>> 5 minutes until the file was delivered. Importing this file and  
>>>> overwriting the original calender immediately solved the problem.  
>>>> So the question is what could cause this stall for iCal downloads  
>>>> without any server load at all? Has anyone see something similar  
>>>> and what else could we check?
>>>>
>>>> Regards
>>>>
>>>> Andreas
>>>
>>> Are you using timezones? Does the server has access to the  
>>> (remote) timezone database?
>>
>> If we are using timezones, i'm not sure. Kronolith is set to use  
>> UTC database entries, if the user has set non default timezone i  
>> don't know. The access to the default  
>> ftp://ftp.iana.org/tz/tzdata-latest.tar.gz might be a problem  
>> because it is a restricted DMZ machine. Is it possible to use the  
>> Linux built-in with "file://usr/share/zoneinfo" instead?
>
> No, but you can use a local version of that file. See the horde  
> configuration.

So download and point Horde to the compressed file? Is it possible to  
use PECL timezonedb instead? I don't like the idea of manual updating  
the timezone database too much.

Regards

Andreas