[Deploying Sakai] Content Previews & configuration options in OAE

Eli Cochran eli at media.berkeley.edu
Thu Aug 25 20:50:37 PDT 2011


This is how we're running it at Berkeley as well.

- Eli 

On Aug 25, 2011, at 7:40 PM, N. Matthijs wrote:

> Hi Dave,
> 
> In theory, it is possible to run the preview processor on a server
> that runs Nakamura as well. However, the preview processor
> can be quite CPU intensive from time to time. Running it on a
> dedicated box also provides you the security that if something
> were to go wrong with the preview processor, it would have
> no devastating effect on the actual instance.
> 
> Therefore, we've been running bugbashes with the preview
> processor on a dedicated box, and pilot deployments like
> Cambridge will be doing the same. As a project team, we'd
> also recommend that. I would not expect the current preview
> processor to change significantly in the near future, so planning
> for a dedicated box should be a safe move.
> 
> Hope that helps,
> Nicolaas
> 
>> Hey all,
>> 
>> I am having great fun trying to get the preview processor up and running
>> on windows. I assume it's much simpler on a linux box... I was wondering
>> how people were using this, the config/deployment page recommends this be
>> run on a separate server to OAE, is that what everyone is doing for the
>> pilots?
>> 
>> We are currently designing our hardware architecture, we are hoping to run
>> clustered in march, (current thinking is) this requires a separate node
>> for solr, should we also be allowing for a separate node to run the
>> preview processor or will V1.1 have a different approach to this?
>> 
>> Cheers,
>> Dave.
>> 
>> 
>> -----Original Message-----
>> From: sakai-ui-dev-bounces at collab.sakaiproject.org
>> [mailto:sakai-ui-dev-bounces at collab.sakaiproject.org] On Behalf Of N.
>> Matthijs
>> Sent: Friday, 26 August 2011 12:16 PM
>> To: Sakai UI Development
>> Subject: Re: Content Previews & configuration options in OAE
>> 
>> Hi John,
>> 
>> The list of supported content previews consists of:
>> 
>> - PDF and Office files (requires preview generator script)
>> - Text and HTML files
>> - Flash files
>> - Uploaded videos (only specific formats)
>> - Slideshare presentations (requires API key)
>> - Flickr images (requires API key)
>> - Youtube videos
>> - Vimeo videos
>> - Google Maps
>> - Amazon Kindle e-books
>> - Picasa images
>> - Videolectures.net lectures
>> 
>> Hope that helps,
>> Nicolaas
>> 
>>> Bert enlightened me this morning that some of the content previews need
>>> configuration (slideshare in this case).  I've found Alan's
>>> configuration page with the relevant instructions [1] but I'm not
>>> finding the laundry list of all content previews that are currently
>>> supported.  I want to do some thorough testing locally, so a list would
>>> be most helpful.
>>> 
>>> Can someone point the way?
>>> 
>>> thanks!
>>> 
>>> Jon
>>> 
>>> https://confluence.sakaiproject.org/display/3AK/OAE+Configuration+and+Deployment
>>> 
>>> --
>>> Jon Hays
>>> Instructional Designer
>>> Educational Technology Services
>>> University of California at Berkeley
>>> (510) 643-9433
>>> 
>>> _______________________________________________
>>> sakai-ui-dev mailing list
>>> sakai-ui-dev at collab.sakaiproject.org
>>> http://collab.sakaiproject.org/mailman/listinfo/sakai-ui-dev
>>> 
>> 
>> 
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> 
> 
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. . . . . . . . . . .  .  .   .    .      .         .              .                     .

Eli Cochran
project manager, CalCentral project
manager of user experience design
Educational Technology Services, U.C. Berkeley

"Do not solve the problem that’s asked of you. It’s almost always the wrong problem."
    - Don Norman






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