On Aug 2, 2012, at 10:17 PM, jannik.laval wrote: > Hi, > > I tried the VM included in Moose (moosetechnology.org). > If I remember well, it is a cog vm. > > The maximal heap size is (precisely): 2138046463 bytes. > Why this number ? I don't know. But I will need more than 2Gb.
HI jannik was the system usable? Because the problem with more memory is that you need specific GCes. Stef > > I will try the 64bits vm, and see. > > Cheers, > Jannik > > On Aug 1, 2012, at 7:51 PM, David T. Lewis <[email protected]> wrote: > >> Hi John, >> >> There is no regression in the interpreter VM ... well actually there was >> about 6 months back, but I keep an eye on it and it's fixed again now :) >> >> The 32-bit interpreter VM will not fail on any 2GB or 4BG boundaries, >> and an interpreter VM compiled for the 64-bit object format can handle >> images greater than 7GB (probably much more, but my 8GB PC is too small >> to do anything larger). >> >> I'm not sure if all of the necessary fixes are in place for the StackVM >> and Cog. If not, I'm sure it will be addressed over time (it's just not >> something that I have ever checked). >> >> I believe that Jannik is interested in running very large images, at >> least on an experimental basis. For anything over a few GB, this requires >> an interpreter VM and a 64-bit image. As you know, this is sure to run >> into problems for the garbage collector as the number of objects >> increases, but it would certainly be interesting to see how far the >> current garbage collector can go in real world conditions before it >> turns to mollasses. >> >> Dave >> >> >> On Wed, Aug 01, 2012 at 08:57:02AM -0400, John McIntosh wrote: >>> A few years back the interpreted virtual machine was fixed to allow an >>> image to grow to the 4 GB limit. >>> It is unclear to me if someone regressed the software to impose a 2GB limit >>> again, or if the 2GB number >>> mentioned is based on how things worked10 years ago? >>> >>> On Wed, Aug 1, 2012 at 5:01 AM, St?phane Ducasse >>> <[email protected]>wrote: >>> >>>> >>>> On Jul 31, 2012, at 11:46 PM, johnmci wrote: >>>> >>>>> David Lewis and I spent a far amount of time a few years back to make >>>> the 32 >>>>> vm 4gb clean. So are you running on stale knowledge here, or does the vm >>>>> crash when to goes over 2gb? >>>> >>>> sorry my english limit does not let me know understanding what you mean >>>> exactly. >>>> Jannik in the context of moose would like to see if we can have image >>>> larger than 500 mb (on mac it should be possible). >>>> >>>> Stef >>>> >> > > --- > Jannik Laval > >
