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From David Bosschaert <david.bosscha...@gmail.com>
Subject Re: Java process codepage sharing
Date Fri, 25 Jul 2014 15:58:09 GMT
I might be wrong, but I think that much of what Jan Rellermeyer is
working on is covered in this EclipseCon presentation (which was
presented by Tom Watson):



On 25 July 2014 16:52, Bertrand Delacretaz <bdelacretaz@apache.org> wrote:
> On Fri, Jul 25, 2014 at 3:20 PM, Richard S. Hall <heavy@ungoverned.org> wrote:
>> On 7/25/14, 08:45 , Rob Walker wrote:
>>> ...I have it in the back of my mind that the Java VM has some kind of
>>> codepage sharing i.e. 2 java process running the same code on the same
>>> machine will only use one memory space for the loaded class bytecode...
> I haven't used it but as per [1] it seems like the IBM VM allows for
> sharing some ("ROM") parts of loaded classes between processes.
> If you find more info about this in general I'd be interested.
> -Bertrand
> [1] http://pic.dhe.ibm.com/infocenter/realtime/v3r0m0/index.jsp?topic=%2Fcom.ibm.wrt.aix.doc.30%2Frealtime%2Fdiagnose_oom_understanding.html

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