Erlang shell crash

Surindar Sivanesan surindar.shanthi@REDACTED
Fri Jun 9 09:32:32 CEST 2006


I'm using Eralng emulator version is  5.4.3.
The type of application is load testing with simulator in one PC ( which has
multiple thread. At that monent we have 200 threads) which sends requests to
the server in another PC.
The Shell running as server is collapsed.

-with regards,
 S.Surindar


On 09 Jun 2006 09:04:31 +0200, Raimo Niskanen <raimo@REDACTED>
wrote:
>
> Well first the standard questions:
> * What is the Erlang/OTP release, or emulator version
> erlang:system_info(system_version)?
> * What is the application, or what kind of application is it?
>
> When the emultor starts it pre-calculates the heap sizes
> to use and puts them in an array. The calculated heap sizes
> are up to ridiculouosly large sizes, so that if you would
> need such large heaps you most probably have other problems.
>
> You most probably have other problems.
>
> Your emulator has allocated 578 Mbytes of memory and had
> a gigantic process heap for one process. That process
> must have eaten all memory. The question is if the
> emulator is leaking memory or if your application
> allocates memory that can not be reclaimed in a
> garbage collection?
>
> So, more info is needed.
>
> And, there has been releases with a wee bit to small
> pre-calculated heap sizes.
>
> Locate the culprit process in the crash dump viewer and
> try to find out what it is doing. Perhaps look at the
> call stack. That may give something.
>
>
>
> surindar.shanthi@REDACTED (Surindar Sivanesan) writes:
>
> > Dear all,
> > I'm running an Erlang application.
> > After 12 hours, the erlang shell crashes with *Abnormal termination.*
> > Then i have viewed the Erlang dump in the *Crash dump viewer*.
> > The crash dump viewer has the following information.
> >
> > Slogan*:  no next heap size found: 148185174, offset 0.*
> > Memory allocated: 606002043 bytes.
> > Atoms : 7158.
> > Processes : 703
> > ETS tables : 45
> > Funs : 442
> >
> > Please give me the reason for this crash.
> >
> >
> > with regards,
> > S.Surindar
>
> --
>
> / Raimo Niskanen, Erlang/OTP, Ericsson AB
>



-- 
with regards,
S.Surindar
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