[pgrouting-dev] Fixes for Bidirectional code just checked in

[Stephen Woodbridge]

Daniel,

Thanks, I just added some more content to that.

-Steve

On 6/4/2013 9:48 PM, Daniel Kastl wrote:
>
>
>
> On Wed, Jun 5, 2013 at 5:34 AM, Stephen Woodbridge
> <woodbri at swoodbridge.com <mailto:woodbri at swoodbridge.com>> wrote:
>
>     On 6/4/2013 3:53 PM, Alec Gosse wrote:
>
>         Hello,
>
>         I've just pulled from the develop branch and built fresh and I'm
>         getting a server crash from pgr_bdastar. If I run exactly the same
>         thing using pgr_astar, it works. This is using postgres 9.2.4 and
>         postgis 2.0.3 from Homebrew on Mac 10.8.3
>
>
>     I'm using pg9.2.4 and postgis 2.0.x or 2.1.0beta3dev and I fixed
>     these issues I thought. Evidently not.
>
>
>         I'm still working on a bulk routing function using bdastar, but just
>         realized that the regular version was crashing without my
>         modifications. I'm happy to try to track this down, but have little
>         knowledge of how to debug within postgresql. Any pointers would be
>         appreciated.
>
>
>     OK, start by uncommenting #define DEBUG 1 in both the C and C++
>     code. Then add more DBG('I got here message\n"). In the C++ code
>     these messages get written to a file '/tmp/sew-debug' and you can do
>     a tail -f on that in another window to see your progress.
>
>     This is likely a issue in the C++ code but it may also be something
>     systemic about the way we are integrating code. If you build your
>     own postgresql you might want to rebuild it with --enable-cassert
>     option to configure which will put the database backend into a more
>     rigorous memory check mode.
>
>     That is a start, I would be appy to help more if I can.
>
>
> Hi Steve,
>
> I have started a Wiki page to collect that kind of information, because
> that's easier to find someday than a years old email thread:
> https://github.com/pgRouting/pgrouting/wiki/Developer---How-to-debug
>
> I have copied there a few collected notes.
>
> Daniel
>
>
>
> --
> Georepublic UG & Georepublic Japan
> eMail: daniel.kastl at georepublic.de <mailto:daniel.kastl at georepublic.de>
> Web: http://georepublic.de <http://georepublic.de/>
>
>
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