From: Folkert van Heusden <folkert@vanheusden.com>
To: Andrea Righi <righiandr@users.sourceforge.net>
Cc: Rik van Riel <riel@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org
Subject: Re: [RFC] log out-of-virtual-memory events
Date: Sun, 20 May 2007 02:15:48 +0200 [thread overview]
Message-ID: <20070520001548.GK14578@vanheusden.com> (raw)
In-Reply-To: <464D5AA4.8080900@users.sourceforge.net>
> >> 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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Phone: +31-6-41278122, PGP-key: 1F28D8AE, www.vanheusden.com
WARNING: multiple messages have this Message-ID (diff)
From: Folkert van Heusden <folkert@vanheusden.com>
To: Andrea Righi <righiandr@users.sourceforge.net>
Cc: Rik van Riel <riel@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org
Subject: Re: [RFC] log out-of-virtual-memory events
Date: Sun, 20 May 2007 02:15:48 +0200 [thread overview]
Message-ID: <20070520001548.GK14578@vanheusden.com> (raw)
In-Reply-To: <464D5AA4.8080900@users.sourceforge.net>
> >> 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
--
Feeling generous? -> http://www.vanheusden.com/wishlist.php
----------------------------------------------------------------------
Phone: +31-6-41278122, PGP-key: 1F28D8AE, www.vanheusden.com
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next prev parent reply other threads:[~2007-05-20 0:15 UTC|newest]
Thread overview: 103+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-17 16:24 [RFC] log out-of-virtual-memory events Andrea Righi
2007-05-17 16:24 ` Andrea Righi
2007-05-17 18:22 ` Rik van Riel
2007-05-17 18:22 ` Rik van Riel
2007-05-18 6:28 ` signals logged / " Jan Engelhardt
2007-05-18 6:28 ` Jan Engelhardt
2007-05-18 11:47 ` Andi Kleen
2007-05-18 11:47 ` Andi Kleen
2007-05-19 7:46 ` Jan Engelhardt
2007-05-19 7:46 ` Jan Engelhardt
2007-05-19 9:35 ` Andrea Righi
2007-05-19 9:35 ` Andrea Righi
2007-05-19 10:06 ` Jan Engelhardt
2007-05-19 10:06 ` Jan Engelhardt
2007-05-19 10:16 ` Andrea Righi
2007-05-19 10:16 ` Andrea Righi
2007-05-20 0:14 ` Folkert van Heusden
2007-05-20 0:14 ` Folkert van Heusden
2007-05-20 3:55 ` Eric Dumazet
2007-05-20 3:55 ` Eric Dumazet
2007-05-20 11:21 ` Folkert van Heusden
2007-05-20 11:21 ` Folkert van Heusden
2007-05-20 16:08 ` Stephen Hemminger
2007-05-20 16:08 ` Stephen Hemminger
2007-05-20 16:12 ` Folkert van Heusden
2007-05-20 16:12 ` Folkert van Heusden
2007-05-20 20:38 ` Jan Engelhardt
2007-05-20 20:38 ` Jan Engelhardt
2007-05-20 20:55 ` Folkert van Heusden
2007-05-20 20:55 ` Folkert van Heusden
2007-05-20 21:14 ` Andi Kleen
2007-05-20 21:14 ` Andi Kleen
2007-05-20 21:20 ` Folkert van Heusden
2007-05-20 21:20 ` Folkert van Heusden
2007-05-20 21:23 ` Folkert van Heusden
2007-05-20 21:23 ` Folkert van Heusden
2007-05-20 22:24 ` Andi Kleen
2007-05-20 22:24 ` Andi Kleen
2007-05-20 22:22 ` Jeff Dike
2007-05-20 22:22 ` Jeff Dike
2007-05-21 11:26 ` Gábor Lénárt
2007-05-21 10:45 ` Andrea Righi
2007-05-21 10:45 ` Andrea Righi
2007-05-21 11:04 ` Folkert van Heusden
2007-05-21 11:04 ` Folkert van Heusden
2007-05-21 12:30 ` Jan Engelhardt
2007-05-21 12:30 ` Jan Engelhardt
2007-05-21 12:47 ` Folkert van Heusden
2007-05-21 12:47 ` Folkert van Heusden
2007-05-21 13:58 ` Andrea Righi
2007-05-21 13:58 ` Andrea Righi
2007-05-21 18:59 ` Folkert van Heusden
2007-05-21 18:59 ` Folkert van Heusden
2007-05-21 22:15 ` Andrea Righi
2007-05-21 22:15 ` Andrea Righi
2007-05-23 18:00 ` Satyam Sharma
2007-05-23 18:00 ` Satyam Sharma
2007-05-23 18:45 ` Folkert van Heusden
2007-05-23 18:45 ` Folkert van Heusden
2007-06-10 19:53 ` Folkert van Heusden
2007-06-10 19:53 ` Folkert van Heusden
2007-06-10 20:06 ` Jiri Kosina
2007-06-10 20:06 ` Jiri Kosina
2007-06-10 20:37 ` Jan Engelhardt
2007-06-10 20:37 ` Jan Engelhardt
2007-05-18 7:50 ` Andrea Righi
2007-05-18 7:50 ` Andrea Righi
2007-05-18 9:16 ` Robin Holt
2007-05-18 9:16 ` Robin Holt
2007-05-18 15:55 ` Andrea Righi
2007-05-18 15:55 ` Andrea Righi
2007-05-18 16:05 ` Andrea Righi
2007-05-18 16:05 ` Andrea Righi
2007-05-18 16:34 ` Bernd Eckenfels
2007-05-19 10:33 ` [PATCH 1/2] limit print_fatal_signal() rate (was: [RFC] log out-of-virtual-memory events) Andrea Righi
2007-05-19 10:33 ` Andrea Righi
2007-05-21 3:31 ` Andrew Morton
2007-05-21 3:31 ` Andrew Morton
2007-05-21 10:44 ` [PATCH 1/2] limit print_fatal_signal() rate Andrea Righi
2007-05-21 10:44 ` Andrea Righi
2007-05-24 7:58 ` [PATCH 1/2] limit print_fatal_signal() rate (was: [RFC] log out-of-virtual-memory events) Ingo Molnar
2007-05-24 7:58 ` Ingo Molnar
2007-05-24 8:15 ` Andrew Morton
2007-05-24 8:15 ` Andrew Morton
2007-05-24 9:55 ` Ingo Molnar
2007-05-24 9:55 ` Ingo Molnar
2007-05-24 16:23 ` Andrew Morton
2007-05-24 16:23 ` Andrew Morton
2007-05-24 8:50 ` [PATCH 1/2] limit print_fatal_signal() rate Andrea Righi
2007-05-24 8:50 ` Andrea Righi
2007-05-24 9:58 ` Ingo Molnar
2007-05-24 9:58 ` Ingo Molnar
2007-05-24 9:57 ` [PATCH 1/2] limit print_fatal_signal() rate (was: [RFC] log out-of-virtual-memory events) Ingo Molnar
2007-05-24 9:57 ` Ingo Molnar
2007-05-18 16:36 ` [RFC] log out-of-virtual-memory events Bernd Eckenfels
2007-05-19 10:34 ` [PATCH 2/2] log out-of-virtual-memory events (was: [RFC] log out-of-virtual-memory events) Andrea Righi
2007-05-19 10:34 ` Andrea Righi
2007-05-21 3:32 ` Andrew Morton
2007-05-21 3:32 ` Andrew Morton
2007-05-21 10:48 ` [PATCH 2/2] log out-of-virtual-memory events Andrea Righi
2007-05-21 10:48 ` Andrea Righi
2007-05-20 0:15 ` Folkert van Heusden [this message]
2007-05-20 0:15 ` [RFC] " Folkert van Heusden
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