On Fri, Sep 5, 2014 at 8:03 PM, Chris Morgan <chmor...@gmail.com> wrote:
> Posting to the devel list to see if anyone has any other ideas. I'd love > to get the overhead of these processes down rather than be worried about > running out of memory or having to rewrite code in c/c++... > > > On Sun, Aug 31, 2014 at 10:26 AM, Agustin Gimenez <geni...@gmail.com> > wrote: > >> Hi Chris. >> >> .net and mono always have some overhead, so I think it's normal. >> >> Instead of creating a dozen of processes, why don't you create just one >> and as many buses as you need inside that process? >> >> > The thought crossed my mind to do that. It isn't the simplest approach > though but it would work. If it works then its suitable if say 12 of these > bridges would fit inside of a single 14MB process. If not then I'll end up > having to reimplement in c and I'd prefer not to go that route. > > Is ~14MB really the overhead I should be expecting per-process? I haven't > tried mono 3.6 yet but nothing in the release notes indicated a large > memory overhead savings. > > > > > >> Cheers. >> El 31/08/2014 02:52, "Chris Morgan" <chmor...@gmail.com> escribió: >> >>> Hello. >>> >>> I'm looking to use mono for some dbus bridges with dbus-sharp. I've got >>> a pretty simple bridge, a couple of classes and a single dbus interface >>> that bridges to a socket in a console application. It looks like each >>> instance has ~14MB of memory overhead, from smem output: >>> >>> 30038 cmorgan mono display_interface.exe 0 16792 19650 >>> 23488 >>> >>> So, 16.7MB USS, 19.65MB PSS and 23.48MB RSS. >>> >>> Using mono 3.4 on Fedora 20. >>> >>> >>> I ran the alloc profiler on the application and it looks like there was >>> some 700k of memory allocated in the application itself, quite small >>> compared to the process memory. >>> >>> I'd like to be able to use mono to create a dozen or more of these dbus >>> bridges but the embedded arm system I'm using only has 512MB of ram. >>> >>> I haven't tested on the arm platform yet, but I'm assuming a similar >>> amount of overhead for each process. >>> >>> Is this a normal amount of overhead per-process? Thoughts on how I might >>> be able to reduce it? >>> >>> Chris >>> >>> >>> _______________________________________________ >>> Mono-list maillist - mono-l...@lists.ximian.com >>> http://lists.ximian.com/mailman/listinfo/mono-list >>> >>> > > Anyone have any experience in this area of trying to run several mono applications on an embedded system with limited memory? Chris
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