kolab3 locks up every 2 days

[Jeroen van Meeuwen (Kolab Systems)]

On 2013-03-01 12:00, JP Horst wrote:
> Hello
> 
> as reported before on the German kolab-users list before:
> Almost every 2 days postfix runs into authentication problems with 
> ldap (on
> Centos6.3). After the first occurrence Kolab3 locks-up from user 
> perspective.
> Only a manual restart via root solves the matter for the next two 
> days.
> This way Kolab3 is too unstable for production environment.
> 
> The maillog shows the following:
> 
> (...snip...)
> 
> Helpful suggestions are appreciated.
> 

It could be the Directory server is running out of file descriptors - 
this should show in /var/log/dirsrv/slapd-*/errors

Please see [1] for upstream documentation on tweaking the system to 
optimize 389's performance.

https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Directory_Server/8.2/html/Performance_Tuning_Guide/system-tuning.html

Kind regards,

Jeroen van Meeuwen

-- 
Systems Architect, Kolab Systems AG

e: vanmeeuwen at kolabsys.com
m: +44 74 2516 3817
w: http://www.kolabsys.com

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