7.3-STABLE and Linux version of SIMetrix

Andre Albsmeier Andre.Albsmeier at siemens.com
Fri Dec 31 14:30:01 UTC 2010


On Fri, 31-Dec-2010 at 14:48:00 +0100, Alexander Leidinger wrote:
> On Thu, 30 Dec 2010 08:51:24 +0100 Andre Albsmeier
> <Andre.Albsmeier at siemens.com> wrote:
> 
> > I try to get the Linux version of SIMetrix (a very nice circuit
> > simulator) running. Everything looks fine: It starts, the GUI
> > comes up, you can draw schematics and so on. But when it comes
> > to simulation, the (SIMetrix-)console says:
> > 
> > *** Fatal error, out of memory ***
> > Could not allocate shared heap
> > Exception occurred while executing script command Run
> 
> Is there something in the dmesg output? In case it tries to execute an

No, nothing.

> unsupported ioctl/syscall it should show up there. If not I suggest to

I know these messages from using matlab ;-).

> give 8.x a try, it has an improved linuxulator.

Hmm, will see if I can get my hands on such a box.

> 
> > I started to play around with the SHMxxx options in the
> > kernel but nothing changed.
> 
> I think this is more emualtion related, than SHM.
> 
> > Any ideas how to debug this? This is FreeBSD-7.3-STABLE.
> 
> Do not expect much to happen on 7.x. 8.x may be possible, as there is
> similar code in HEAD as in 8.x, but 7.x is too much different. Apart
> from that: you could try dtrace.
> 
> > If anyone wants to try it out: Go to
> 
> As it is simulation related, the person who wants to try it needs to
> have knowledge of circuit design at least to a degree, that he can
> prodoce something to simulate... isn't it?

You are right. I have created a small test file. Since I don't
know if an attachment makes it to the list, I put it Base64
encoded here (it's just 3k). All one has to do is.

1. Start the Programme, a SIMetrix Command Shell will open

2. File -> Open Schematic, chose test.sxsch. Now a new window should
   open. It will contain an incredibly complicated schematic ;-).

3. Press F9 to start the simulation. In the Command Shell one
   will find the above error message.

Thanks,

	-Andre

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====


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