linux-kernel - Re: [PATCH]: proc: export a processes resource limits via proc/<pid>

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Message-Id: <20070817124547.5415a839.akpm@linux-foundation.org>
Date:	Fri, 17 Aug 2007 12:45:47 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Neil Horman <nhorman@...driver.com>
Cc:	Valdis.Kletnieks@...edu, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org
Subject: Re: [PATCH]: proc: export a processes resource limits via
 proc/<pid>

On Fri, 17 Aug 2007 06:59:18 -0400
Neil Horman <nhorman@...driver.com> wrote:

> Currently, there exists no method for a process to query the resource
> limits of another process.  They can be inferred via some mechanisms but they
> cannot be explicitly determined.  Given that this information can be usefull to
> know during the debugging of an application, I've written this patch which
> exports all of a processes limits via /proc/<pid>/limits.

I'm struggling with this a bit.  Sure, it _might_ be handy on some
occasions to be able to get at this information.  But I've never seen
anyone ask for it before, and it _is_ determinable by other means, if only
strace.

How do we justify adding yet more stuff to the kernel?
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