On 9/27/18 11:48 PM, Warren Young wrote:
> I’ve got a long-running Dancer app which froze up today for no obvious
> reason, with no useful logs either at the Apache front-end proxy level or at
> the Dancer level.
>
> If this were a program written in a language that compiles to native code,
> I’d force a core dump and do a backtrace on the process in a debugger to find
> out where it got hung up, which would usually tell me how to avoid that
> problem.
>
> Is there a way to do that with Perl, and if not, can anyone suggest an
> alternative?
>
> My best alternative is to set up some kind of watchdog, but I’d rather avoid
> the problem in the first place, if possible.
At any rate, you can strace the Dancer process(es) and see what system calls it
does.
Regards
Racke
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