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Re: Memory leak in wait


From: Jean Delvare
Subject: Re: Memory leak in wait
Date: Sat, 28 Feb 2015 11:29:14 +0100

Hi Chet,

Sorry for reviving an old discussion, I lost track back then.

On Fri, 07 Nov 2014 08:24:07 -0500, Chet Ramey wrote:
> On 11/7/14, 3:49 AM, Jean Delvare wrote:
> > 2* If bash remembers the process statuses, how does one access the
> >    information? I couldn't find anything related to that in the manual
> >    page, but it's huge so maybe I missed it.
> 
> You can use wait with a pid argument, maybe one that you saved earlier
> in a script or obtained from `ps'.

My question is, what is the point of keeping the information after wait
has been called for that PID? If this is the only possible use of the
information, I do not understand why the record is not discarded after
calling "wait $pid".

I think we will stay away from background sleep and wait for now, and
instead use:

        read -t 1 -N 0

This was suggested by an lm-sensors user and as far as I can tell it
fits the bill with no downside.

Thanks,
-- 
Jean Delvare
SUSE L3 Support



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