01-16-2008, 08:22 PM
|
| |
 Re: core dump doesn't show back trace
Paul Pluzhnikov wrote:
> "pankajtakawale" <pankaj.takawale@gmail.com> writes:
>
> > I can not use narrow down method u have suggested, as i can not
> > reproduce problem on my machine. Im facing problem on client side.
>
> In that case, you should definitely test your app with specialized
> tools I mentioned before.
>
> > One more observation is :
> > Process is showing very abrupt behaviour.
>
> What the hell does that mean?
>
>>Process is not dying at particular point.
> > Last time I faced similar problem on windows 2003.
> > On 2003, process was showing abrupt behaviour only in case of heavy
> > memory requirement. But after building application using .Net compiler
> > (VC7) instead of VC6, problem *disappeared*.
>
> You are programming by coincidence:
> http://www.awprofessional.com/articl...le.asp?p=31538
> Don't do that. The problem most likely didn't disappear, it simply
> moved someplace else, where its effect remains hidden.
>
> > Now on AIX 5.1,
>
> And you are posting this to HP-UX group because?
>>>I could not find a good group for aix
> > memory requirement of process is huge.
>
> Do you mean that the app is supposed to take (say) 10MB but instead takes 100?
>>No. Memory requirement of process depends upon configuration. And client has very heavy configuration.
> Did you observe that "unexplained" behaviour on your development machine?
>
> If so, did you investigate it? It is quite likley related to the
> problem your client is facing.
> >I haven't observed behaviour on my box, even under heavy configurations. Still Im planning to test app for more heavy configuration or more mem reqmt
> > Do i need to
> > build application with other compiler? Im usin xlc compiler.
>
> "Randomly" changing compiler or compilation options in hope that
> the problem will just disappear is a sure sign of programming
> by coincidence.
>
> > Because same application is running fine on windows .
>
> That means nothing: it is quite often the case that many serious
> bugs are discovered while porting from one platform to another.
>
> Besides, you *know* that there is a problem on Windows as well,
> when the app is compiled with VC6. Did you check your program with
> e.g. BoundsChecker on Windows? If not, why not?
> > I will try BoundsChecker. Probably I have logical answer why VC7 compiled application ran fine. for same configuration, memory reqmt for VC7 built app is less than that of VC6. Here is explanation http://www.codecomments.com/archive3...-4-434111.html
> Cheers,
> --
> In order to understand recursion you must first understand recursion.
> Remove /-nsp/ for email.  |