[brlcad-tracker] [ brlcad-Bugs-3531148 ] rt fail

Bugs item #3531148, was opened at 2012-05-31 11:31
Message generated for change (Comment added) made by complement
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Category: Raytrace
Group: None
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Petr Ovtchenkov (complement)
Assigned to: Nobody/Anonymous (nobody)
Summary: rt fail

Initial Comment:
BRL-CAD 7.20.6, Linux x86_64. Raytrace failed with attached model.

mged> e log-01?? log-02?? log-03??
mget > rt
...
Planning to run with 4 processors
/export/ankh/brlcad/bin/rt -M -u model
opendb /export/ankh/labs/CAD/blockhouse.g;
tree log-0101 log-0102 log-0103 log-0201 log-0202 log-0203 log-0204 log-0205 log-0301 log-0302 log-0303 log-0304 log-0305;
db title:  Blockhouse
DIRBUILD: cpu = 0.003333 sec, elapsed = 0.000844 sec
    parent: 0.0user 0.0sys 0:00real 0% 0i+0d 16608maxrss 0+110pf 0+0csw
  children: 0.0user 0.0sys 0:00real 0% 0i+0d 0maxrss 0+0pf 0+0csw
Additional mem=192512., #malloc=2094, #free=1987, #realloc=6 (107 retained)
00e5e900 TOL 5.000000e-04 (sq=2.500000e-07) perp=1.000000e-06, para=9.999990e-01
BRL-CAD Release 7.20.6  The BRL-CAD Optical Shader Library
    Thu, 17 May 2012 10:52:31 +0400, Compilation 1
    ####@###.info:/###/###/brlcad
ogl_getmem: shmget failed, errno=22
ogl_getmem:  Unable to attach to shared memory.
Additional mem=4694016., #malloc=2050, #free=2, #realloc=1 (2048 retained)
GETTREE: cpu = 1e-05 sec, elapsed = 0.005096 sec
    parent: 0.0user 0.0sys 0:00real 0% 0i+0d 16608maxrss 0+98pf 750+119csw
  children: 0.0user 0.0sys 0:00real 0% 0i+0d 0maxrss 0+0pf 0+0csw
Additional mem=135168., #malloc=6928, #free=6056, #realloc=68 (872 retained)

...................Frame     0...................
PREP: cpu = 1e-05 sec, elapsed = 0.000313 sec
    parent: 0.0user 0.0sys 0:00real 0% 0i+0d 16608maxrss 0+31pf 0+0csw
  children: 0.0user 0.0sys 0:00real 0% 0i+0d 0maxrss 0+0pf 0+0csw
Additional mem=0., #malloc=250, #free=121, #realloc=4 (129 retained)
NUBSP: 0 nu, 101 cut, 102 box (102 empty)
Tree: 71 solids in 13 regions
Model: X(0, 5000), Y(-1, 3000), Z(-75, 382)
View: 35 azimuth, 25 elevation off of front view
Orientation: 0.248097, 0.476591, 0.748097, 0.389435
Eye_pos: 17083.8, 11711.7, 8454.42
Size: 12850mm
Grid: (25.0977, 25.0977) mm, (512, 512) pixels
Beam: radius=12.5488 mm, divergence=0 mm/1mm
Low overhead scanline-per-CPU buffering

Raytrace failed.

But raytrace ok, if I draw only log-01?? log-02??.

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Comment By: Petr Ovtchenkov (complement)
Date: 2012-06-08 01:51

Message:
Raytrace failed on 4-core system even with -P 1 option for rt.

----------------------------------------------------------------------

Comment By: Tom Browder (tbrowder2)
Date: 2012-06-04 06:33

Message:
works okay on a one-cpu, 32-bit Linux Mint LMDE system, trunk build, same
rev

parallel ray trace problem?  a tree struct problem similar to g-*
conversions?

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Comment By: Tom Browder (tbrowder2)
Date: 2012-06-04 05:21

Message:
confirmed on a 2-core 64-bit system, trunk build rev 50834

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