Re: [udig-devel] deadlock "fixed" .. release?

[andrea antonello <andrea.antonello@xxxxxxxxx>]

Hi Jody,
it might be a language problem of mine, but I do not understand wnat
the two statements below mean.

> Okay so I think we need is reported as not a new bug.

We need to report it as a new bug?

> Soundly like the know DnD issue is the and a what is new doc is all we need.

??


Ciao,
Andrea



>
> --
> Jody Garnett
>
> On 22/02/2013, at 7:37 PM, Marco Foi <foimarco@xxxxxxxxx> wrote:
>
> I could track the "out of memory" issue in these versions
> 1.4.0 64bits
> 1.3.3 64bits
> 1.3.1 64bits.
> 1.2.2 64bits
>
> All behave exactly as the last version: they froze once javaw.exe process
> exceeds 512Mb.
>
> Marco
>
>
>
> 2013/2/22 Jody Garnett <jody.garnett@xxxxxxxxx>
>>
>> You can try out previous versions to check. It could simply be that we
>> don't normally work with features this size?
>> Still we should assemble what we know into a bug report.
>> --
>> Jody Garnett
>>
>> On Thursday, 21 February 2013 at 6:00 PM, andrea antonello wrote:
>>
>> @Marco, nice catch, thanks.
>>
>> I was able to arrive at the same out of memory issue (in the debugger,
>> following your instructions).
>>
>> Solution? Hold on to previous geometry using a weak reference, and allow
>> the "undo command" to disable itself if the geometry is no longer available?
>>
>>
>> So you think that the freeze come from the OOM? That would be interesting.
>> Is this something that changed recently or did we just never notice? I can't
>> imagine that.
>>
>> Ciao,
>> Andrea
>>
>>
>>
>>
>>
>>
>> --
>> Jody Garnett
>>
>> On Thursday, 21 February 2013 at 1:29 AM, Marco Foi wrote:
>>
>> Wow! Quite funny: I did some test the I started to write this mail
>> -----
>> I tested your workflow with 10m_admin_0_countries.shp from data_1_3.zip
>> testdata and, still, cannot reproduce the deadlock.
>> I tested it on the USA pacific coast area, near the boundary with Canada
>> and I successfully edited the horizontal boundary between the two states
>> (the line belonging to the USA polygon) many times, always cycling through
>> unselect polygon (cycling in the Pacific).
>> Just one silly doubt: to perform the test I am using the "Edit geometries"
>> Tool. Is it right? You did not specify this but it seems to me the only one
>> suitable for the task.
>> Marco
>> -----
>> ..but before sending it, I reverted to uDig for a "last look" and...
>> ..whoop! It frozed!
>> In the picture you can(n't) see the Canada polygon on which I just
>> clicked.. ..so something happened AFTER the original polygon was removed and
>> BEFORE the higlighted one was drawn.
>>
>> So I made this little test: I just started switching selection from Canada
>> to Alaska by clicking first on one polygon than on the ather and back
>> again.. ..keeping an eye on  javaw.exe memoy print.
>> Here the result.
>>
>> 150mb : uDig Just started
>> 168mb: new empty map created
>> 205mb: 10m_admin_0_countries.shp added to map
>> 260mb: click on Canada with "Edit Geometry" Tool
>> 315mb: click on Alaska with "Edit Geometry" Tool
>> 383mb: click back on Canada with "Edit Geometry" Tool
>> 395mb: click back on Alaska with "Edit Geometry" Tool
>> 432mb: click back on Canada with "Edit Geometry" Tool
>> 441mb: click back on Alaska with "Edit Geometry" Tool
>> 504mb: click back on Canada with "Edit Geometry" Tool
>> 510mb: click back on Alaska with "Edit Geometry" Tool
>> 514mb: click back on Canada with "Edit Geometry" Tool
>> 514mb: click back on Alaska with "Edit Geometry" Tool -> uDig frozes!!
>>
>> So my idea is that "highlighted" polygons objects get in memory an there
>> they get stacked.
>> This stuff never gets garbage collected..  ..so we might have some serious
>> memory leak problem here!
>>
>> Also this might be the real cause of the issue: not actually anything to
>> do with editing itself.
>>
>> Marco
>>
>>
>> 2013/2/20 andrea antonello <andrea.antonello@xxxxxxxxx>
>>
>> Hi Marco,
>> could you please test with the uDig testdata set, which is how it happens
>> to me?
>>
>> http://udig.refractions.net/files/data/data_1_3.zip
>>
>> I am using the countries admin 10m layer.
>>
>> Thanks,
>> Andrea
>>
>>
>>
>>
>> On Wed, Feb 20, 2013 at 1:44 PM, Marco Foi <foimarco@xxxxxxxxx> wrote:
>>
>> While using
>>
>> http://udig.refractions.net/files/downloads/branches/udig-1.4.0.win32.win32.x86_64.exe
>> on a Win 7 64bit machine
>> on the america_singlepart SHP, and doing the testing across the NORT
>> AMERICA - SOUTH AMERICA boundary (to involve switching between to large
>> polygons)
>> I could NOT reproduce the lock!
>>
>> Marco
>>
>>
>> 2013/2/20 andrea antonello <andrea.antonello@xxxxxxxxx>
>>
>> Hi Jody,
>>
>> I tried to reproduce the deadlock Andrea reported while using a debugger
>> (in order to create my own better bug report). But was unable to catch it
>> out ...
>>
>> Do you have any further tips for reproducing this Andrea?
>>
>>
>> I am afraid not... let's summarize:
>>
>> - select USA polygon
>> - move a node
>> - unselect (click outside)
>> - select another polygon
>> - go back to the first
>>
>> Here I already am in freeze. Try to do it more and more.
>>
>> Is anyone else experiencing this deadlock?
>>
>> Ciao,
>> Andrea
>>
>>
>>
>>
>>
>>
>> --
>> Jody Garnett
>>
>>
>> _______________________________________________
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>>
>> _______________________________________________
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>>
>>
>> _______________________________________________
>> User-friendly Desktop Internet GIS (uDig)
>> http://udig.refractions.net
>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>
>>
>>
>> _______________________________________________
>> User-friendly Desktop Internet GIS (uDig)
>> http://udig.refractions.net
>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>
>>
>> _______________________________________________
>> User-friendly Desktop Internet GIS (uDig)
>> http://udig.refractions.net
>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>
>>
>>
>> _______________________________________________
>> User-friendly Desktop Internet GIS (uDig)
>> http://udig.refractions.net
>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>
>>
>> _______________________________________________
>> User-friendly Desktop Internet GIS (uDig)
>> http://udig.refractions.net
>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>
>>
>>
>> _______________________________________________
>> User-friendly Desktop Internet GIS (uDig)
>> http://udig.refractions.net
>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>
>
> _______________________________________________
> User-friendly Desktop Internet GIS (uDig)
> http://udig.refractions.net
> http://lists.refractions.net/mailman/listinfo/udig-devel
>
>
> _______________________________________________
> User-friendly Desktop Internet GIS (uDig)
> http://udig.refractions.net
> http://lists.refractions.net/mailman/listinfo/udig-devel
>