[Vm-dev] We need help from VM experts. Re: Freeze after Morph Activity

[Bert Freudenberg]

On Mon, Feb 6, 2017 at 3:11 PM, David T. Lewis <lewis at mail.msen.com> wrote:

>
> On Mon, Feb 06, 2017 at 01:19:48PM +0100, Bert Freudenberg wrote:
> >
> > On Mon, Feb 6, 2017 at 3:15 AM, David T. Lewis <lewis at mail.msen.com>
> wrote:
> >
> > > It would be interesting to try reproducing this in a Squeak image, but
> I
> > > have not quite figured out how to make the Tokenish example work in
> Squeak.
> > >
> >
> > See attachment. Did not freeze on Mac with 10 Tokenish jumping.
> > - Bert -
>
> I am running it now on Ubuntu 64-bit Spur Squeak, with the same VM that I
> used with Cuis. I have been running a dozen Tokenish morphs for about an
> hour, so far no freeze. The morphs are bouncing much more slowly on Squeak
> than on Cuis, so I think that the test is loading Cuis much more heavily.
>
> I cannot look further now, but I'll take another look in about 12 hours and
> see if I can speed up the Squeak animation and possibly freeze the image.
>

With a single Tokenish morph and enabling the higherPerformance preference,
the animation speed looks pretty much the same in Squeak. But with multiple
ones animating, perf goes way down in Squeak :(

- Bert -
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