[Vm-dev] Re: [Pharo-project] Finally, jenkins were able to build
siguctua at gmail.com
Thu Mar 15 19:03:39 UTC 2012
On 15 March 2012 19:28, Eliot Miranda <eliot.miranda at gmail.com> wrote:
> On Tue, Mar 13, 2012 at 7:44 AM, Tudor Girba <tudor at tudorgirba.com> wrote:
>> Strange. I tried to reproduce the problem, but following the same path
>> worked fine the second time.
> Such GC bugs are extremely sensitive to exactly the sequence of mutations in the heap. So the time in between mouse clicks or keyboard presses, or even the length of delays or the date and time can change the form of the heap. The only way I know to reproduce this kind of bug reliably is to write a doit that causes the system to crash without user intervention. You can either supply the doit in a file to the VM at startup or (more convenient for those debugging it) write a doit that starts with a snapshot, e.g.
> Smalltalk saveAs.
> Crasher new crash
Not again this flaky GC/become stuff. I was hoping that last one we
busted in summer..
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