Re: [osg-users] Intermittent crashes in osgTerrrain::Terrain::traverse(...) [SingleThreaded]

2012-05-08 Thread John Vidar Larring

Hi Jason,

 I see a PositionAttitudeTransform in your stack trace and VPB doesn't
 generate databases with PATs so I'm wondering if it's something else 
going on.


For historical reasons the loaded terrain is placed under a PAT node 
that is not really in use. So I don't think this is the issue. However, 
after putting the search lights on, I found an obsolete ReadFileCallback 
that adds an additional imagelayer to each tile when its loaded from 
disk. I have now removed the obsolete callback and I hope that this 
means that the intermittent crash won't show its ugly face again...:)


Best regards,
John

On 05/03/2012 01:08 PM, Jason Beverage wrote:

John,

Does this happen in your app or in just in osgviewer with the vpb 
database?  I see a PositionAttitudeTransform in your stack trace and 
VPB doesn't generate databases with PATs so I'm wondering if it's 
something else going on.


Jason

On Wed, May 2, 2012 at 8:19 AM, John Vidar Larring 
larr...@weatherone.tv mailto:larr...@weatherone.tv wrote:


Hi all,

We currently have an crash situation that we unfortunately cannot
consistently reproduce, but when it happens it always occurs in
osgTerrain::Terrain::traverse(osg::NodeVisitor)  (see below for
stack trace). The terrain is a standard, but fairly large
osgTerrain database built with VPB. The osg version is 3.0.1 and
the application runs osg in SingleThreaded mode.

I haven't checked for changes in trunk yet, but has anyone else
seen a similar stack trace lately?

Best regards,
John


Warning: deleting still referenced object 0x7fdfdcafdd60 of type
'PN3osg10ReferencedE'
the final reference count was 1, memory corruption possible.
*** glibc detected *** metacast: corrupted double-linked list:
0x7fdfdcafde80 ***
=== Backtrace: =
/lib64/libc.so.6[0x3a51275296]
/lib64/libc.so.6[0x3a51277f44]

/usr/local/borealis/lib64/libosgTerrain.so.80(_ZN10osgTerrain7Terrain8traverseERN3osg11NodeVisitorE+0x212)[0x7fe0020f9a52]


/usr/local/borealis/lib64/libosgTerrain.so.80(_ZN10osgTerrain7Terrain6acceptERN3osg11NodeVisitorE+0x7a)[0x7fe0020fae4a]


/usr/local/borealis/lib64/libosg.so.80(_ZN3osg5Group8traverseERNS_11NodeVisitorE+0x33)[0x7fe00330ca93]


/usr/local/borealis/lib64/libosg.so.80(_ZN3osg25PositionAttitudeTransform6acceptERNS_11NodeVisitorE+0x5c)[0x7fe00336398c]


/usr/local/borealis/lib64/libosg.so.80(_ZN3osg5Group8traverseERNS_11NodeVisitorE+0x33)[0x7fe00330ca93]


/usr/local/borealis/lib64/libosg.so.80(_ZN3osg5Group6acceptERNS_11NodeVisitorE+0x59)[0x7fe00330e819]


/usr/local/borealis/lib64/libosgViewer.so.80(_ZN9osgViewer6Viewer15updateTraversalEv+0xc5)[0x7fe001858f75]


/usr/local/borealis/lib64/libosgViewer.so.80(_ZN9osgViewer10ViewerBase5frameEd+0x32)[0x7fe0018614f2]


/usr/local/borealis/lib64/libme_geoquad.so.1(_ZN2Me9OsgFacade6renderERbdd+0xf88)[0x7fe005ae7618]


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Re: [osg-users] Intermittent crashes in osgTerrrain::Terrain::traverse(...) [SingleThreaded]

2012-05-03 Thread Jason Beverage
John,

Does this happen in your app or in just in osgviewer with the vpb database?
 I see a PositionAttitudeTransform in your stack trace and VPB doesn't
generate databases with PATs so I'm wondering if it's something else going
on.

Jason

On Wed, May 2, 2012 at 8:19 AM, John Vidar Larring larr...@weatherone.tvwrote:

 Hi all,

 We currently have an crash situation that we unfortunately cannot
 consistently reproduce, but when it happens it always occurs in
 osgTerrain::Terrain::traverse(**osg::NodeVisitor)  (see below for stack
 trace). The terrain is a standard, but fairly large osgTerrain database
 built with VPB. The osg version is 3.0.1 and the application runs osg in
 SingleThreaded mode.

 I haven't checked for changes in trunk yet, but has anyone else seen a
 similar stack trace lately?

 Best regards,
 John


 Warning: deleting still referenced object 0x7fdfdcafdd60 of type
 'PN3osg10ReferencedE'
 the final reference count was 1, memory corruption possible.
 *** glibc detected *** metacast: corrupted double-linked list:
 0x7fdfdcafde80 ***
 === Backtrace: =
 /lib64/libc.so.6[0x3a51275296]
 /lib64/libc.so.6[0x3a51277f44]
 /usr/local/borealis/lib64/**libosgTerrain.so.80(_**
 ZN10osgTerrain7Terrain8travers**eERN3osg11NodeVisitorE+0x212)[**0x7fe0020f9a52]

 /usr/local/borealis/lib64/**libosgTerrain.so.80(_**
 ZN10osgTerrain7Terrain6acceptE**RN3osg11NodeVisitorE+0x7a)[**0x7fe0020fae4a]

 /usr/local/borealis/lib64/**libosg.so.80(_**ZN3osg5Group8traverseERNS_**
 11NodeVisitorE+0x33)[**0x7fe00330ca93]
 /usr/local/borealis/lib64/**libosg.so.80(_**ZN3osg25PositionAttitudeTransf
 **orm6acceptERNS_11NodeVisitorE+**0x5c)[0x7fe00336398c]
 /usr/local/borealis/lib64/**libosg.so.80(_**ZN3osg5Group8traverseERNS_**
 11NodeVisitorE+0x33)[**0x7fe00330ca93]
 /usr/local/borealis/lib64/**libosg.so.80(_**ZN3osg5Group6acceptERNS_**
 11NodeVisitorE+0x59)[**0x7fe00330e819]
 /usr/local/borealis/lib64/**libosgViewer.so.80(_**
 ZN9osgViewer6Viewer15updateTra**versalEv+0xc5)[0x7fe001858f75]
 /usr/local/borealis/lib64/**libosgViewer.so.80(_**
 ZN9osgViewer10ViewerBase5frame**Ed+0x32)[0x7fe0018614f2]
 /usr/local/borealis/lib64/**libme_geoquad.so.1(_**
 ZN2Me9OsgFacade6renderERbd**d+0xf88)[**0x7fe005ae7618]

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[osg-users] Intermittent crashes in osgTerrrain::Terrain::traverse(...) [SingleThreaded]

2012-05-02 Thread John Vidar Larring

Hi all,

We currently have an crash situation that we unfortunately cannot 
consistently reproduce, but when it happens it always occurs in 
osgTerrain::Terrain::traverse(osg::NodeVisitor)  (see below for stack 
trace). The terrain is a standard, but fairly large osgTerrain 
database built with VPB. The osg version is 3.0.1 and the application 
runs osg in SingleThreaded mode.


I haven't checked for changes in trunk yet, but has anyone else seen a 
similar stack trace lately?


Best regards,
John


Warning: deleting still referenced object 0x7fdfdcafdd60 of type 
'PN3osg10ReferencedE'

 the final reference count was 1, memory corruption possible.
*** glibc detected *** metacast: corrupted double-linked list: 
0x7fdfdcafde80 ***

=== Backtrace: =
/lib64/libc.so.6[0x3a51275296]
/lib64/libc.so.6[0x3a51277f44]
/usr/local/borealis/lib64/libosgTerrain.so.80(_ZN10osgTerrain7Terrain8traverseERN3osg11NodeVisitorE+0x212)[0x7fe0020f9a52] 

/usr/local/borealis/lib64/libosgTerrain.so.80(_ZN10osgTerrain7Terrain6acceptERN3osg11NodeVisitorE+0x7a)[0x7fe0020fae4a] 

/usr/local/borealis/lib64/libosg.so.80(_ZN3osg5Group8traverseERNS_11NodeVisitorE+0x33)[0x7fe00330ca93] 

/usr/local/borealis/lib64/libosg.so.80(_ZN3osg25PositionAttitudeTransform6acceptERNS_11NodeVisitorE+0x5c)[0x7fe00336398c] 

/usr/local/borealis/lib64/libosg.so.80(_ZN3osg5Group8traverseERNS_11NodeVisitorE+0x33)[0x7fe00330ca93] 

/usr/local/borealis/lib64/libosg.so.80(_ZN3osg5Group6acceptERNS_11NodeVisitorE+0x59)[0x7fe00330e819] 

/usr/local/borealis/lib64/libosgViewer.so.80(_ZN9osgViewer6Viewer15updateTraversalEv+0xc5)[0x7fe001858f75] 

/usr/local/borealis/lib64/libosgViewer.so.80(_ZN9osgViewer10ViewerBase5frameEd+0x32)[0x7fe0018614f2] 

/usr/local/borealis/lib64/libme_geoquad.so.1(_ZN2Me9OsgFacade6renderERbdd+0xf88)[0x7fe005ae7618] 



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