Re: [Samba] ldap owncloud and samba ad
- Date: Fri, 17 Mar 2017 07:40:38 +1300
- From: Andrew Bartlett via samba <samba@xxxxxxxxxxxxxxx>
- Subject: Re: [Samba] ldap owncloud and samba ad
On Thu, 2017-03-16 at 19:05 +0100, Micha Ballmann via samba wrote:
> im authenticating my Owncloud aigainst one of my three domain
> and add a second one of it as failover. The authentication works
> well. When im trying to share files or folders i have the problem,
> it takes a lot of time until i get the username i want to share.
> Compared to my open ldap the samba4 ad needs about 10-15 seconds more
> find a result, thats pretty stressful if you want to share
> for serveral
> I hope you can help me to speed up :-D.
I don't have any silver bullets, but Samba 4.6 will be a little faster
than previous versions. The big improvement normally comes from
working out what search expressions are in use and ensuring they always
use an index.
Samba sadly still uses a single process for all LDAP, and this can be a
If you build from source with debugging symbols, then a 'linux perf'
flame graph per
http://www.brendangregg.com/FlameGraphs/cpuflamegraphs.html can help a
lot with understanding what is slow.
I hope this helps,
Andrew Bartlett http://samba.org/~abartlet/
Authentication Developer, Samba Team http://samba.org
Samba Developer, Catalyst IT http://catalyst.net.nz/services/samba
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