Strange mapscriptJNI_delete_1layerObj+0xf error killing Tomcat

Rodrigo Del C. Andrade rodrigo.andrade at DIGITRO.COM.BR
Mon Jun 4 08:55:55 EDT 2007


    Success!
    make threadtests configured to 100 simultaneous threads, 10.000 
times in a row. Zero errors. 100% success rate. Great job, folks. Really 
great job.
    Now lets see how the app behaves with the new version.

    Cheers,

    Rodrigo


-- 

*Rodrigo Del C. Andrade*
/Programador/
/SIC - SSE - Soluções Segurança Pública/

*DÍGITRO TECNOLOGIA*
*E-mail:* rodrigo.andrade at digitro.com.br 
<mailto:rodrigo.andrade at digitro.com.br>
*Fone:* +55 48 3281-7314 / +55 48 3281-7000
*Fax:* +55 48 3281-7299
*Site:* www.digitro.com <http://www.digitro.com>

Rodrigo Del C. Andrade wrote:
>    I have some interesting news to report.
>    First of all, thanks Umberto for fixing the make test error so 
> quickly. You rock!
>      Ok, onto bussiness. I found out that make threadtests was a 
> wonderful way to reproduce the original error that was making tomcat 
> crash, and probably why it only happened on the server and not on my 
> machine. Running it with 1 thread (as it was being run in my single 
> processor / single user machine), it wouldn't crash. But running the 
> threadtests on the 4 processor server with 10 threads, it crashed 
> consistently about 65% of the time, on a 300 runs test. I increased it 
> to 30 threads and I got a 100% crash rate.
>    Now, witth Svn rev 6167, the same 300 consecutive runs with 10 
> threads of threadtests had a whooping ZERO crash rate!
>      Just to be sure, I increased it to 100 threads, and am about to 
> let it burn 10.000 times.  I cant see how the application will will 
> fare on a real life situation yet, as apparently the folks responsible 
> for generating new versions on the production server don't come to 
> work on sundays. Slackers.
>    I will report back in the morning.
>
>    Best regards,
>
>    Rodrigo
>   



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