"Cameron B. Prince" wrote:
>
> Hi all,
>
> I have an Embperl page that uses a custom module which has code that calls
> an external perl script via fork. This script takes a considerable amount of
> time to run and I need it to just run in the background. I've gotten it to
> work but I'm noticing that I've got zombies once the processes complete
> until I restart Apache.
>
> Here's the code:
>
> my $pid;
>
> unless ($pid = fork) {
> local($SIG{HUP}) = 'IGNORE';
> local($SIG{USR1}) = 'IGNORE';
> local($SIG{USR2}) = 'IGNORE';
> exec $command;
> die "no exec";
> exit 0;
> }
>
> Am I missing a signal or something to run this command as an entirely
> stand-alone process?
This document talks about the correct way to fork from mod_perl:
http://perl.apache.org/docs/1.0/guide/performance.html#Forking_and_Executing_Subprocesses_from_mod_perl
Hope this helps...
/Neil
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