[Dspace-tech] Virtual vs. physical environment

2012-01-31 Thread Kristian Roberto Salcedo
Hi all,

Does anyone have good experience with running large,
high-load DSpace instances in virtual environments?

I tend to go with physical and although the virtual
solution seems ok in theory I'm a bit skeptical...

regards,
Kristian Salcedo
University of Oslo Library

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Re: [Dspace-tech] Virtual vs. physical environment

2012-01-31 Thread Kevin P. Foote

Not a heavy load on dspace here.. but some thoughts on deploying in VM.

If your VM environment is built properly to handle load then there 
should be no issue in running dspace (or any service). 

As said before our dspace is lightly hit.. but other things in our VM 
space get used quite heavily: moodle, mysql, IdP's, m$sql, mrtg. 
Just to name off some things.. 

Our rule is if it is at all possible to get it in VM space then that 
is where it goes. Sometimes this means we have to configure the service
as a cluster rather than a single instance, a bit more work up front
than we would need if one physical box was going to run the service 
but worth it in the long run for us. 

--
thanks
  kevin.foote

On Tue, 31 Jan 2012, Kristian Roberto Salcedo wrote:

- Hi all,
- 
- Does anyone have good experience with running large,
- high-load DSpace instances in virtual environments?
- 
- I tend to go with physical and although the virtual
- solution seems ok in theory I'm a bit skeptical...
- 
- regards,
- Kristian Salcedo
- University of Oslo Library
- 
- 
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- Keep Your Developer Skills Current with LearnDevNow!
- The most comprehensive online learning library for Microsoft developers
- is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3,
- Metro Style Apps, more. Free future releases when you subscribe now!
- http://p.sf.net/sfu/learndevnow-d2d
- ___
- DSpace-tech mailing list
- DSpace-tech@lists.sourceforge.net
- https://lists.sourceforge.net/lists/listinfo/dspace-tech
- 

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Re: [Dspace-tech] Virtual vs. physical environment

2012-01-31 Thread George S Kozak
Kristian:

We (at Cornell University) went from a physical Sun Server running Solaris to a 
VM running LINUX several months ago.  We have actually found that performance 
is actually much  better with faster response times.  Our repository is around 
500GB in size and we usually run in the 100,000+ downloads per month.  

George Kozak
Digital Library Specialist
Cornell University Library Information Technologies (CUL-IT)
501 Olin Library
Cornell University
Ithaca, NY 14853
607-255-8924

-Original Message-
From: Kristian Roberto Salcedo [mailto:k.r.salc...@ub.uio.no] 
Sent: Tuesday, January 31, 2012 5:14 AM
To: dspace-tech@lists.sourceforge.net
Subject: [Dspace-tech] Virtual vs. physical environment

Hi all,

Does anyone have good experience with running large, high-load DSpace instances 
in virtual environments?

I tend to go with physical and although the virtual solution seems ok in theory 
I'm a bit skeptical...

regards,
Kristian Salcedo
University of Oslo Library

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Apps, more. Free future releases when you subscribe now!
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