File bug in trac http://trac.osgeo.org/mapserver
With a 5mb attachement, you might need to separately upload it somewhere and post a URL, not sure what the attachment max size is for osgeo trac. P On 2010-01-29, at 4:40 PM, Roger André wrote: > Alright, I've clipped the data sets down to areas just slightly larger than > the WMS bbox, cleaned up the map file, and replicated the WMS to make sure > that it still breaks. The tgz file that contains the mapfile and 2 > shapefiles is just under 5 MB. Where should I file the bug, and can I attach > the data to the bug? > > Thanks, > > Roger > -- > > > > On Fri, Jan 29, 2010 at 2:57 PM, Roger André <ran...@gmail.com> wrote: > Hi Paul, > > Ok. I'll see if I can replicate the problem with a single data layer, and > will then package everything together so another developer can run it. > > Thanks, > > Roger > -- > > > On Fri, Jan 29, 2010 at 2:16 PM, Paul Ramsey <pram...@opengeo.org> wrote: > Lovely, Another AGG bug. Well the next thing is to package up your > environment so a developer can duplicate the problem on their rig. Figure out > which layer it is, so you only have to pack that data up. Since the issue is > arising in AGG, flag the ticket to the AGG module. When you pack up your map > file, remember to also pack up or strip out things like templates, font > libraries, symbol libraries, etc. Ideally, copy the whole mess to a new path > on your system ensure it does in fact run independently of the rest of your > installation. > > Best, > > Paul > > On 2010-01-29, at 2:11 PM, Roger André wrote: > >> Hi Paul, >> >> Thanks for the advice. (Chris Schmidt suggested I do the same thing in IRC >> yesterday, and I forgot to try it.) >> >> Below are the results of gdb. It's fun to run, but uhm... not something I'm >> readily able to decipher (yet). >> >> $ gdb /usr/lib/cgi-bin/mapserv >> GNU gdb (GDB) 7.0-ubuntu >> Copyright (C) 2009 Free Software Foundation, Inc. >> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> >> This is free software: you are free to change and redistribute it. >> There is NO WARRANTY, to the extent permitted by law. Type "show copying" >> and "show warranty" for details. >> This GDB was configured as "i486-linux-gnu". >> For bug reporting instructions, please see: >> <http://www.gnu.org/software/gdb/bugs/>... >> Reading symbols from /usr/lib/cgi-bin/mapserv...done. >> (gdb) run >> "QUERY_STRING=map=/var/www/mapfiles/seattle.map&layers=roads&styles=&service=WMS&width=256&format=image/png&request=GetMap&height=256&srs=EPSG:4326&version=1.1.1&bbox=-122.338256836,47.6586914062,-122.332763672,47.6641845703" >> Starting program: /usr/lib/cgi-bin/mapserv >> "QUERY_STRING=map=/var/www/mapfiles/seattle.map&layers=roads&styles=&service=WMS&width=256&format=image/png&request=GetMap&height=256&srs=EPSG:4326&version=1.1.1&bbox=-122.338256836,47.6586914062,-122.332763672,47.6641845703" >> [Thread debugging using libthread_db enabled] >> >> Program received signal SIGSEGV, Segmentation fault. >> 0x0740bbf2 in ?? () from /lib/tls/i686/cmov/libc.so.6 >> (gdb) bt >> #0 0x0740bbf2 in ?? () from /lib/tls/i686/cmov/libc.so.6 >> #1 0x0740d868 in malloc () from /lib/tls/i686/cmov/libc.so.6 >> #2 0x006abbb7 in operator new(unsigned int) () from /usr/lib/libstdc++.so.6 >> #3 0x006abced in operator new[](unsigned int) () from >> /usr/lib/libstdc++.so.6 >> #4 0x080dbdd5 in void >> mapserver::render_scanlines<mapserver::rasterizer_scanline_aa<mapserver::rasterizer_sl_clip<mapserver::ras_conv_int> >> >, mapserver::scanline_u8, >> mapserver::renderer_scanline_aa_solid<mapserver::renderer_base<mapserver::pixfmt_alpha_blend_rgba<mapserver::blender_rgba_pre<mapserver::rgba8, >> mapserver::order_bgra>, mapserv_row_ptr_cache<int>, int> > > >> >(mapserver::rasterizer_scanline_aa<mapserver::rasterizer_sl_clip<mapserver::ras_conv_int> >> >&, mapserver::scanline_u8&, >> mapserver::renderer_scanline_aa_solid<mapserver::renderer_base<mapserver::pixfmt_alpha_blend_rgba<mapserver::blender_rgba_pre<mapserver::rgba8, >> mapserver::order_bgra>, mapserv_row_ptr_cache<int>, int> > >&) () >> #5 0x080ba7ac in T.1744 () >> #6 0x080bdbda in msDrawShadeSymbolAGG () >> #7 0x0813b3d2 in msDrawShadeSymbol () >> #8 0x0809ff17 in msDrawShape () >> #9 0x080a2cfe in msDrawVectorLayer () >> #10 0x080a343d in msDrawLayer () >> #11 0x080a4fd7 in msDrawMap () >> #12 0x08157d82 in msWMSGetMap () >> #13 0x0815cf36 in msWMSDispatch () >> #14 0x080e9924 in msOWSDispatch () >> #15 0x08056583 in main () >> (gdb) >> >> Roger >> -- >> >> On Fri, Jan 29, 2010 at 1:38 PM, Paul Ramsey <pram...@opengeo.org> wrote: >> Roger, >> >> It looks like you're on Linux, so pull a stacktrace, it's fun! >> >> gdb /path/to/mapserv >> >> ... lots of info ... >> >> (gdb) run >> "QUERY_STRING=map=/var/www/mapfiles/seattle.map&layers=roads&styles=&service=WMS&width=256&format=image/png&request=GetMap&height=256&srs=EPSG:4326&version=1.1.1&bbox=-122.338256836,47.6586914062,-122.332763672,47.6641845703" >> >> then when you hit to segfault, do >> >> (gdb) bt >> >> bt stands for backtrace >> >> now you'll have a lot more useful information about what went wrong, >> >> Yours, >> >> Paul >> >> On Fri, Jan 29, 2010 at 1:27 PM, Roger André <ran...@gmail.com> wrote: >> > Hi All, >> > >> > I'm experiencing some strange behavior that I would appreciate some help >> > testing. My MapServer 5.6 instance is segfaulting in response to certain >> > WMS requests it is receiving from TileCache. Below is one of the specific >> > requests: >> > >> > http://localhost/cgi-bin/mapserv?map=/var/www/mapfiles/seattle.map&layers=roads&styles=&service=WMS&width=256&format=image/png&request=GetMap&height=256&srs=EPSG:4326&version=1.1.1&bbox=-122.338256836,47.6586914062,-122.332763672,47.6641845703 >> > >> > I'd appreciate it if someone who has a layer that covers Seattle would try >> > the bbox extents listed above and report back if it causes an error for >> > them. >> > >> > FYI - When I set this bbox as the EXTENTS in my MAP, and the SIZE to 256 >> > 256, Mapserver delivers the image without any problem. >> > >> > Thanks, >> > >> > Roger >> > >> > _______________________________________________ >> > mapserver-users mailing list >> > mapserver-users@lists.osgeo.org >> > http://lists.osgeo.org/mailman/listinfo/mapserver-users >> > >> > >> > > -- > Paul Ramsey > OpenGeo - http://opengeo.org > Breath in. Breath out. Ahhh. PostGIS. > > > > > -- Paul Ramsey OpenGeo - http://opengeo.org PostGIS topical ointment. Cures slow maps.
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