Hi All,

> On Dec 13, 2018, at 5:40 AM, Christophe Demarey <[email protected]> 
> wrote:
> 
> Hi,
> 
> The problem seems to come from: "no room in eden for 
> allocateSmallNewSpaceSlots:format:classIndex:"

Then there should be a crash.dmp file that includes a stack trace.  I’m 
surprised the VM exists by this path; I would expect  the system to retry the 
allocation with an old space allocation that should work.

So, Dario, please keep a copy of your image and changes.  And please email me 
the crash.dmp file.  Create a clean one by deleting it first and then running 
the system until it fails and exits.  Multiple exits append to the crash.dmp 
file so it can end up being quite large.

> Eden is a part of the heap where new objects are allocated.
> Basically, it appears that Pharo cannot create objects any more.
> You can get information about gc and eden space here: 
> https://clementbera.wordpress.com/2017/03/12/tuning-the-pharo-garbage-collector/
> 
> Could you try to run your image in headless mode to see if it starts?
> ex: 
> 
> I would try to start your image with a bigger size for the eden.
> Clément recommends to do: Smalltalk vm parameterAt: 45 put: (Smalltalk vm 
> parameterAt: 44) * 4.
> but it means you need an image that is started …
> 
> You can also set it as an argument to the VM: --eden <size>[mk]
> 
> You could try with —eden 15207744 for example:
> ~/Documents/Pharo/vms/70-x64/Pharo.app/Contents/MacOS/Pharo --eden 15207744 
> ~/Documents/Pharo/images/Pharo\ 7.0\ -\ 64bit\ \(development\ 
> version\)/Pharo\ 7.0\ -\ 64bit\ \(development\ version\).image 
> 
> Regards,
> Christophe
> 
> 
>> Le 13 déc. 2018 à 09:25, Trussardi Dario Romano <[email protected]> 
>> a écrit :
>> 
>> Ciao,
>> 
>>      i have a Ubuntu system
>>                 where i defined a Pharo 7.0 - 64bit image managed with 
>> PharoLauncher.
>> 
>>      I work with it for a month and all work fine.
>> 
>>      Now after a save the image the system begin unstabled.
>> 
>>      When the mouse go on the windows summary bar ( at the bottom of the 
>> Pharo window ) the image go down.
>> 
>>      The first time i can launch the same image from the PharoLauncher,
>> 
>>              but after a new  image  save ( the image go down ) i can't 
>> relaunch the image.
>> 
>>      When i do the launch the pharoLauch shell report:
>> 
>> <errorePharo.txt>
>> 
>>      I have some important work in the image ( and i don't have a backup )
>> 
>>      Some consideration?
>> 
>>      Thanks,
>>              Dario
>> 
> 

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