Our workflow (http://pastebin.com/HuZ0NDqt) ends with cleanup.  But,
the WFR that engage has is different from the admin server one. Does
this cleanup operation not run on engage as well?  Is this a bug?

Chris

On Mon, 19 Sep 2011 11:08:00 +0200
Rubén Pérez <[email protected]> wrote:

> Chris,
> 
> AFAIK, the cleanup operation is run at the end of the default
> workflow. Therefore I would take a look at your current workflow
> definition to make sure that the operation is still there. If it is,
> then I am as puzzled as you :P
> 
> Best regards
> Rubén
> 
> 2011/9/18 Christopher Brooks <[email protected]>
> 
> > Hi tobias,
> >
> > Couple of quick questions;
> >
> > If we are using red5 streaming can we drop downloads?  We intend
> > only to support streaming atm, so having the download distribution
> > in our workflow seems like a misconfiguration.  Or is download
> > neccessary for streaming to engage? (E.g. Segment previews?)
> >
> > Second, our engage server has its own storage space, it's not
> > shared with the workers/etc.  In this configuration, any thoughts
> > on why the workspace isn't being cleaned up?  (And on top of this,
> > should we add engage to the shared storage so it doesn't need to
> > make its own workspace copy?)
> >
> > Best regards,
> >
> > Chris
> > -----Original Message-----
> > From: Tobias Wunden <[email protected]>
> > Sender: [email protected]
> > Date: Sat, 17 Sep 2011 08:39:18
> > To: Matterhorn Users<[email protected]>
> > Reply-to: Matterhorn Users <[email protected]>
> > Subject: Re: [Matterhorn-users] Engage storing multiple copies of
> > files
> >
> > Hi Chris,
> >
> > there is no ticket open as this is intended behavior (or a bug by
> > desing :-) The reasoning behind having three separate copies is the
> > following:
> >
> > 1) /workspace is a temporary file and should be removed when
> > running the "cleanup" operation
> >
> > 2) The items in /downloads and /stream cannot be linked against one
> > another because both are individual distribution channels and have
> > (by design) no knowledge about each other. In addition
> >
> > 3) In production environments, you won't usually serve downloads
> > and/or streams from the box that is running your ui, because  ui
> > performance may seriously be affected by a peak in downloads or
> > streaming. Instead, there is most often separate downlaod and
> > streaming servers, and the two copies go to two different mounts,
> > hence another reason not to use hard links. But as mentionend under
> > 2), it is not possible anyway.
> >
> > On solution would be to write your own distribution handler wich
> > puts a copy somewhere an then creates links to your set of
> > distribution folders.
> >
> > Tobias
> >
> > On 17.09.2011, at 02:51, [email protected] wrote:
> >
> > > Hi,
> > >
> > > I know this has come up before, but I couldn't find discussion of
> > > the
> > issue or a
> > > ticket so I'm hoping someone can point me to the right place.
> > > Our engage instance is keeping three copies of each file, one
> > > in /downloads, one in /streams, and one in /workspace.
> > >
> > > Can some of these directories be nuked without effecting
> > > functionality?
> > >
> > > Is a ticket open for the issue?
> > >
> > > We've got a fairly moderate system going right now (30 gig of
> > > lectures in
> > engage
> > > if you count them once), but it's only the second week of a 14
> > > week
> > semester, so
> > > that's going to jump to around 210 gig by the end of term, which
> > > brings
> > us to
> > > just over half a terabyte.
> > >
> > > I wasn't planning on eating up this much space for that server
> > > for the
> > whole
> > > year...
> > >
> > > Chris
> > > _______________________________________________
> > > Matterhorn-users mailing list
> > > [email protected]
> > > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users
> >
> > _______________________________________________
> > Matterhorn-users mailing list
> > [email protected]
> > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users
> > _______________________________________________
> > Matterhorn-users mailing list
> > [email protected]
> > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users
> >



-- 
Christopher Brooks, BSc, MSc
ARIES Laboratory, University of Saskatchewan

Web: http://www.cs.usask.ca/~cab938
Phone: 1.306.966.1442
Mail: Advanced Research in Intelligent Educational Systems Laboratory
     Department of Computer Science
     University of Saskatchewan
     176 Thorvaldson Building
     110 Science Place
     Saskatoon, SK
     S7N 5C9
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