[Vm-dev] Spur corrupts large images when saving
Esteban Lorenzano
estebanlm at gmail.com
Tue Mar 8 15:54:29 UTC 2016
> On 08 Mar 2016, at 16:30, Eliot Miranda <eliot.miranda at gmail.com> wrote:
>
> Yuriy, Steph,
>
> On Mar 8, 2016, at 2:43 AM, Yuriy Tymchuk <yuriy.tymchuk at me.com <mailto:yuriy.tymchuk at me.com>> wrote:
>
>> Yes, I’m using VMMaker.oscog-EstebanLorenzano.1676
>
> ignore my earlier response. You need to use a newer VM. The problem was fixed in VMMaker.oscog-eem.1679 so move to a newer VM.
he also tested on VMMaker.oscog-nice.1713 :)
>
> _,,,^..^,,,_ (phone)
>
>>
>> Thank you
>>
>>> On 08 Mar 2016, at 06:08, Eliot Miranda <eliot.miranda at gmail.com <mailto:eliot.miranda at gmail.com>> wrote:
>>>
>>> Hi Yuriy,
>>>
>>> what's the version info in that VM? I expect this is the same bug I fixed in
>>>
>>> CogVM binaries as per VMMaker.oscog-eem.1679/r3602
>>> ...
>>> Fix start up of images containing >= 16 segments. The old code assumed
>>> numSegments < 16 and failed to grow the segment records, resulting in objects
>>> in segments greater than 15 to not be swizzled, and a resulting crash.
>>>
>>>
>>> _,,,^..^,,,_ (phone)
>>>
>>> On Mar 7, 2016, at 1:32 PM, Yuriy Tymchuk <yuriy.tymchuk at me.com <mailto:yuriy.tymchuk at me.com>> wrote:
>>>
>>>> Dear vm developers,
>>>>
>>>> I’ve encountered multiple times an issue when my images cannot be opened after saving (only on spur). I think that this happens when image is large, and the following script results in a corrupt image almost 100%:
>>>>
>>>>
>>>> curl get.pharo.org/50+vm <http://get.pharo.org/50+vm> | bash
>>>>
>>>> ./pharo Pharo.image --no-default-preferences eval --save \
>>>> "Smalltalk globals at: #ReallyBigArray put: (ByteArray new: 1024*1024*1000). 'Done'"
>>>>
>>>> ./pharo Pharo.image printVersion
>>>>
>>>>
>>>> The last line is there just to make image do something and for me it fails all the times. I hope that this can help to troubleshoot the issue with the vm.
>>>>
>>>> Also here are my system & hardware specs:
>>>>
>>>> System Version: OS X 10.11.3 (15D21)
>>>> Model Identifier: MacBookPro11,5
>>>> Processor Name: Intel Core i7
>>>> Processor Speed: 2.8 GHz
>>>> Total Number of Cores: 4
>>>> Memory: 16 GB
>>>>
>>>> Cheers!
>>>> Uko
>>
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