Messages in this thread | | | Date | Sun, 2 Oct 2005 15:31:18 +0200 | From | Benoit Boissinot <> | Subject | Re: A possible idea for Linux: Save running programs to disk |
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On 10/2/05, lokum spand <lokumsspand@hotmail.com> wrote: > >From: Michael Concannon <mike@concannon.net> > >To: Arjan van de Ven <arjan@infradead.org> > >CC: lokum spand <lokumsspand@hotmail.com>, linux-kernel@vger.kernel.org > >Subject: Re: A possible idea for Linux: Save running programs to disk > >Date: Sat, 01 Oct 2005 18:21:37 -0400 > > > >Arjan van de Ven wrote: > > > >>there is a LOT of state though.. the moment you add networking in the > >>picture the amount of state just isn't funny anymore. Your X example is > >>a good one as well... > >> > >> > >There are a few cluster/parallel computing libraries out there that are > >starting to allow "process migration"... > > > >One would assume that "saving it to a disk" is simply a degenerate case of > >migrating the process... > > > >Presuming they have process migration working (and it seemed close a while > >ago when I last looked), saving to a file might already be supported... > >I'd google "process migration" and you are likely to find a lot of > >discussion on this topic... > > > >/mike > > > > > > In fact moving processes from one machine to another would be a brilliant > feature at my work, since we run fairly large and time-consuming simulations > on electronic circuits. If the kernel could natively support bouncing jobs > back and forth, that would really be something. Since we simulate with > proprietary software, I suppose we can't rely on the simulator being > rewritten to support such special libraries. > > Does any other Unix variant have process bouncing already? > You can have a look at kerrighed or openssi. They have modified kernels who features process migration (and checkpointing for kerrighed).
regards,
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