[K12OSN] Preparing K12Linux F11

Terrell Prude' Jr. microman at cmosnetworks.com
Wed Jun 3 15:39:18 UTC 2009

That seems to be an LTSP 5-specific problem, because this problem does 
not occur on LTSP 4.x or LTSP 3.x.  The network can handle the traffic 
fine, but apparently the LTSP5 server cannot.


David Van Assche wrote:
> They suffer from the SDL using pulse and bringing down the 
> network/server environment. This is easily verifiabe... launch 3 or 4 
> instances of any of the tux 4 kids suite and watch the cpu usage spike 
> and freezes start occuring all over till an eventual complete 
> collapse. The work around is to launch the apps without sound... that 
> seems to allow the applications to run without problems, so if you are 
> going to carry those by default, u need to make sure they are 
> launching _without_ sound. I'm basing all this on Debian and Ubuntu 
> problems, but I'm sure it happens on Fedora too. Here is the relevant 
> bug for that:https://bugs.launchpad.net/ubuntu/+source/tuxmath/+bug/269082
> kind Regards,
> David (nubae) Van Assche
> www.nubae.com <http://www.nubae.com>
> On Wed, Jun 3, 2009 at 3:43 PM, Luis Montes <monteslu at cox.net 
> <mailto:monteslu at cox.net>> wrote:
>     Terrell Prude' Jr. wrote:
>         Warren Togami wrote:
>             Hey folks,
>             Fedora 11 is soon to be released.  Sometime after that I
>             will spin a new K12Linux Live Server ISO image.
>             http://alt.fedoraproject.org/pub/alt/ltsp/k12linux/f11/beta1/
>             Currently the beta is under 1GB in size.  Would folks
>             prefer that the image include OpenOffice and educational
>             apps?  The image would likely be around 1.5GB in that case.
>             Please reply here with a list of packages already in
>             Fedora that you would like to be included in the image.
>              Around mid-June I will spin up a release candidate for
>             folks here to test.
>             (It seems we shouldn't include Tuxtyping, Tuxmath and
>             Tuxpaint because they are impossible to use over the
>             network right?)
>             * Can somebody volunteer to take charge of compiling the list?
>             * http://fedoraproject.org/wiki/PackageMaintainers/Join
>             If a package you want is not already in Fedora, then you
>             need to follow the procedure to become a Fedora packager
>             and add the package yourself.
>             * No, we cannot include any packages not included in Fedora.
>             * I am thinking to make the K12Linux F11 Live Server ISO
>             x86-64 only as this is the majority of deployments.  32bit
>             clients are supported by the 64bit server.  32bit servers
>             are still possible if you install K12Linux on top of the
>             standard Fedora 11.
>         OpenOffice.org is an absolute must, because of all the MS
>         Office files that teachers sling around.  Remember that one of
>         the big selling points of GNU/Linux distros is that "it
>         already comes with office."  This really can't be considered
>         negotiable any more than the kernel can...if it's to be taken
>         seriously in a North American K-12 environment.
>         As for the educational apps, some should be included, e. g.
>         ChildsPlay.  After all, there's gotta be something "K12" for
>         "K12Linux" to demo.  :-)
>         --TP
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>     Tuxpaint works ok over the network as the animations are minimal.
>     Much better than tuxtype and tuxmath anway.
>     For really young children it's more important than openoffice.
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