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Posted to user@vcl.apache.org by Vadim M <de...@gmail.com> on 2010/04/14 15:37:30 UTC

VCL in the Lab

Hi,

I'm working on VCL deployment in Donetsk National Technical University, Ukraine.
It is interesting to know how VCL can be used for utilization of
student computers when they are not used (in night).

Also we have another question. Could students use VCL for reservations
to be used locally but not remotely?

We have such problem: in some old classes we have 20 GB of HDD computers, and it
is not enough for software. We want make different images with
different kinds of programs like Graphics, Application Developments,
Scientific, etc. Is it possible to do using VCL?

Is it possible to make some kind of scheduler to do this before class starts?

Best Regards,
Vadim

Re: VCL in the Lab

Posted by Henry E Schaffer <he...@unity.ncsu.edu>.
Vadim writes:
> I'm working on VCL deployment in Donetsk National Technical University, Ukraine.
> It is interesting to know how VCL can be used for utilization of
> student computers when they are not used (in night).

  Do you mean the computers in the student labs? 

> Also we have another question. Could students use VCL for reservations
> to be used locally but not remotely?

  I don't understand your question.  All of the use of the VCL is a user
on a "local" computer (the one the user is touching) making a
reservation on the VCL (which is "remote" from the user.)

> We have such problem: in some old classes we have 20 GB of HDD
> computers, and it is not enough for software. 

  I think this is referring to the older computers in the student labs.

> We want make different images with
> different kinds of programs like Graphics, Application Developments,
> Scientific, etc. Is it possible to do using VCL?

  This is a common benefit of the VCL.  The "local" computer is used as
a terminal to the VCL - using RDP for Windows images or scp/X for the
Linux images.  So the requirements of this local computer are minimal.

> Is it possible to make some kind of scheduler to do this before class starts?

  The "block reservation" capability allows making a group of
reservations to be available on a schedule - e.g. 20 reservations for
every Tuesday 9am-10:30am during the semester.  The image loading starts
earlier (about 30 minutes earlier) so the users can log in at 9am.
-- 
--henry