I tried it on my dual core intel mac (older 32 bit one), and the VM
(Squeak4.3.1 Beta1U) crashed. So I loaded the OSProcess tests into an up to
date trunk image, and running the tests in UnixProcessTestCase crashed the
VM. This also happens in the Pharo Dev 1.0 RC2.

Mike


Mike Hales
Engineering Manager
KnowledgeScape
www.kscape.com


On Tue, Jan 26, 2010 at 3:35 PM, David T. Lewis <lewis at mail.msen.com> wrote:

> On Tue, Jan 26, 2010 at 08:19:14PM -0200, Jecel Assumpcao Jr wrote:
> > David,
> >
> > I took a quick look on a quad core 2 box running Fedora Core 10 and the
> > Squeak 3.7-7 VM and 3.10.2 image. It seems to lock up on "RemoteTask
> > result". Running the Tests-OSProcess does indeed cause one failure in
> > #testCooperatingProcesses04 where the tests for version 43 were all
> > green. Running Tests-CommandShell locks up after 71 tests with one
> > failure (version 4.3 had all green tests after I created a /usr/bin/vi
> > file).
>
> Jecel,
>
> Thanks very much for trying this and for the feedback. I guess it's
> about time I replaced my ten year old computer so I can test this myself.
> I am guessing that a possible culprit is signal delivery for the SIGCHLD
> handler, I wonder if that might behave a little differently on a
> multi-core machine ...
>
> Thanks again,
>
> Dave
>
>
>
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