linux-kernel - Re: [RFC] log out-of-virtual-memory events

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Message-ID: <20070520001548.GK14578@vanheusden.com>
Date:	Sun, 20 May 2007 02:15:48 +0200
From:	Folkert van Heusden <folkert@...heusden.com>
To:	Andrea Righi <righiandr@...rs.sourceforge.net>
Cc:	Rik van Riel <riel@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org
Subject: Re: [RFC] log out-of-virtual-memory events

> >> I'm looking for a way to keep track of the processes that fail to
> >> allocate new
> >> virtual memory. What do you think about the following approach
> >> (untested)?
> > Looks like an easy way for users to spam syslogd over and
> > over and over again.
> > At the very least, shouldn't this be dependant on print_fatal_signals?
> 
> Anyway, with print-fatal-signals enabled a user could spam syslogd too, simply
> with a (char *)0 = 0 program, but we could always identify the spam attempts
> logging the process uid...

Yeah well it's all captured by syslogd/klogd and written to a file and
diskspace is cheap.


Folkert van Heusden

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