From: "Wayne E. Seguin" <wayneeseguin@...>
Date: 2007-07-06T05:28:49+09:00
Subject: Re: zombie invasion - six ways to invoke shell processes

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On Jul 05, 2007, at 16:10 , Giles Bowkett wrote:
> The need is simple, I think. But the only difference between using
> exec() and system() in this case is that the zombies now have a
> different listing for CMD in ps.
>
> On examining the code it looks as if these external processes require
> something to be configured which is not configured. So it appears that
> every one of these zombies is failing to even do anything.

Giles,

That is a bit odd, I suppose a snippet of the code that produces the  
zombies would be necessary to help further.

exec() would kill your ruby process and not return.
system() should execute the command then return to the ruby process  
with exit status in $?.

--
Wayne E. Seguin
Sr. Systems Architect & Systems Admin
wayneseguin@gmail.com




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