I've been running dspace 1.6 through 3.0 on OpenJDK 6 from Debian
repository in production without problems.
To see the particular problems with 1.8 and JDK 7 that were fixed in 3.0,
there's a Jira issue you can find in the 3.0 release notes.
On Dec 30, 2012 7:43 PM, "Christian Völker" <[email protected]> wrote:
> Hello,
>
> I have got a new instance of Ubuntu 12.04 LTS "Precixe Pangolin" to run
> our DSpace instance on.
>
> We currently use DSpace 1.8.2 and have not decided when we will find the
> time to move on to DSpace 3.0 which is a major task for a project
> effectively run by two people in their spare time.
>
> Comparing installation requirements of versions 1.8.2 and 3.x, the 1.8
> branch still reports issues with Java 7 because of solr incompatiblity and
> further recommends to use SUN/Oracle JDK 6.
>
> Using SUN/Oracle JDK means installing manually without support by the
> distributions package management which I suspect is the same issue for
> every OS distribution since it is triggered by Oracles licensing terms.
> Installing manually means that I will run into trouble as soon as I move on
> to DSpace 3.0 and OpenJDK 7, a situation discouraging future updates
> besides of keeping up to date manually until then.
>
> Using OpenJDK 6 would be a minor issue as compared to using either
> SUN/Oracle JDK 6 or 7, because it is still in the package management.
> Although the version available there is the 13 month old b24, whereas the
> latest Version of OpenJDK6 is the two month old b27 which likely fixes
> numerous security issues. This means that it is certainly not advisable
> either to use OpenJDK6.
>
> I am eager to learn, whether the issues with Java7 and solr have been
> fixed in a way that might encourage me to ignore the warning in the DSpace
> 1.8 install docs an just try to use Java 7 with DSpace 1.8 branch.
>
> Furthermore, is there anybody running DSpace 1.8 who tried OpenJDK, either
> OpenJDK 6 or OpenJDK7? When did you try? Within the last six month or
> before? If you tried within the last six month, which obstacles did you run
> into and were you able to solve them? Are there any notes online for
> further reading? A quick search did not return anything of interest.
>
> Thanks a lot, Christian
>
>
>
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