[Vm-dev] Re: sweep failed to find exact end of memory

[Jens Lincke]

The same happens under a different  machine with a different image,
here is a stacktrace:

sweep failed to find exact end of memory

-2121753020 Behavior>new:
-2121753164 Form>setExtent:depth:
-2121753256 >extent:depth:
2142442516 UndefinedObject>?
2142437672 Compiler>evaluate:in:to:notifying:ifFail:logged:
2142437764 [] in ParagraphEditor>evaluateSelection
2142437488 BlockContext>on:do:
2142437396 ParagraphEditor>evaluateSelection
2142437304 ParagraphEditor>doIt
2142437580 [] in ParagraphEditor>doIt:
2142437212 Controller>terminateAndInitializeAround:
2142437120 ParagraphEditor>doIt:
2142436872 ParagraphEditor>dispatchOnCharacter:with:
2142436768 TextMorphEditor>dispatchOnCharacter:with:
2142436676 ParagraphEditor>readKeyboard
2142436584 TextMorphEditor>readKeyboard
2142436160 [] in TextMorph>keyStroke:
2142436068 TextMorph>handleInteraction:fromEvent:
2142435976 TextMorphForEditView>handleInteraction:fromEvent:
2142435832 TextMorph>keyStroke:
2142435740 TextMorphForEditView>keyStroke:
2142435648 TextMorph>handleKeystroke:
2142435280 KeyboardEvent>sentTo:
2142435188 Morph>handleEvent:
2142435096 Morph>handleFocusEvent:
2142435372 [] in HandMorph>sendFocusEvent:to:clear:
2142435464 [] in PasteUpMorph>becomeActiveDuring:
2142435004 BlockContext>on:do:
2142434912 PasteUpMorph>becomeActiveDuring:
2142434728 HandMorph>sendFocusEvent:to:clear:
2142434636 HandMorph>sendEvent:focus:clear:
2142434504 HandMorph>sendKeyboardEvent:
2142434412 HandMorph>handleEvent:
2142434192 HandMorph>processEvents
2142434284 [] in WorldState>doOneCycleNowFor:
2142434100 SequenceableCollection>do:
2142434008 WorldState>handsDo:
2142433916 WorldState>doOneCycleNowFor:
2142433824 WorldState>doOneCycleFor:
2142433732 PasteUpMorph>doOneCycle
2013725548 [] in >spawnNewProcess
2013725732 [] in BlockContext>newProcess


Jens Lincke schrieb:
> Hi,
>
> On my machine doing a:
>
> f1 :=  Form extent: 800 @ 600  * 4 depth:  32.
> f2 :=  Form extent: 800 @ 600  * 4 depth:  32.
> f3 :=  Form extent: 800 @ 600  * 4 depth:  32.
> f4 :=  Form extent: 800 @ 600  * 4 depth:  32.
>
> results into an:
>
> "sweep failed to find exact end of memory" - vm crash
>
> both under the squeak 3.9-8 and 3.7-3 unix vms.
>
> my system:
>
> ubuntu i386  1GB RAM 1GB Swap
>
> Any ideas, why this happens?
>
>
> - Jens -