Poor Roundcube performance with default configuration

[Brady, Mike]

On 2014-03-18 09:27, Christian Hügel wrote:
> This is the same observation I have made with roundcube [1] I even went
> so far installing a imapproxy to improve somehow the webinterface.
> 
> 
> [1] http://lists.kolab.org/pipermail/users/2013-December/016164.html
> 
> Am 17.03.2014 21:12, schrieb Brady, Mike:
>> Mileage may well vary on this one but I thought that others may be
>> interested in this observation.
>> 
>> With a default configuration of Kolab 3.1 on a single Centos 6.5 box I
>> have found Roundcube performance to be not great.
>> 
>> By default configuration I mean nothing more than
>> 
>> yum install kolab
>> setup-kolab
>> 
>> has been done.
>> 
>> I have found that disabling imap_cache and messages_cache 
>> significantly
>> improves Roundcube performance.  These settings can be found in
>> /etc/roundcube/config.inc.php.  I notice that what I assume to be the
>> Roundcube defaults in /etc/roundcube/defaults.inc.php is for these to 
>> be
>> disabled.
>> 
>> Tuning mysql (which I haven't done) may well improve things, but I 
>> have
>> to wonder if it is worth the additional overhead of running a mysql
>> cache for Roundcube with a default all in one installation of the 
>> Kolab
>> components?
>> 
>> Thoughts?
>> 
>> Regards
>> 
>> Mike
Roundcube performance was never that bad for me.  It certainly wasn't 
fast, but it was usable.  I turned the cache off when looking at another 
issue to see if it would help (it didn't) and was surprised to find that 
things went faster with out it.

Regards

Mike