[K12OSN] LTSP slowness problem

[Jim Kinney]

Sounds like the server is just too weak for the load. RAM matters. Multiple
hard drives can make a big difference.
1g network for only 7 clients is plenty unless its all youtube videos.
On Apr 14, 2015 7:01 AM, "Kenneth Lundström" <kenneth.lundstrom at nudata.fi>
wrote:

>  Hello everyone,
>
>
> I have a strange problem that I have been trying to solve for months.
>
>
> A client have a setup of 6-7 LTSP terminals and one server. Because of
> room structure we need to have 3 switches, all are 1 GB. Server has one 1GB
> network card. As I couldn't get LTSP working on CentOS 7 I switched to
> Ubuntu.
>
>
> Problem is the slowness of the clients. If 1-2 are working everything is
> fine, but when we have like 5 working the same time we get slowness, like
> when writing an email in Thunderbird it just stops showing the writing on
> the screen.
>
>
> I swtich away from KDE to LightDM (I think was the name), still same.
>
>
> One thing we think might be the problem is the filemanager. When somebody
> open filemanager and looks at the folder with like 100 files everything
> stop. All files are on the same server as LTSP is running.
>
>
> Any ideas where to look for the problem and solving it.
>
>
>
> Kenneth
>
>
>
> _______________________________________________
> K12OSN mailing list
> K12OSN at redhat.com
> https://www.redhat.com/mailman/listinfo/k12osn
> For more info see <http://www.k12os.org>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listman.redhat.com/archives/k12osn/attachments/20150414/ca6993bc/attachment.htm>