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From: Philipp Rumpf <prumpf@mandrakesoft.com>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Rik van Riel <riel@conectiva.com.br>,
	Patrick O'Rourke <orourke@missioncriticallinux.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Prevent OOM from killing init
Date: Thu, 22 Mar 2001 13:29:02 -0600	[thread overview]
Message-ID: <20010322132902.B23177@mandrakesoft.mandrakesoft.com> (raw)
In-Reply-To: <m18zly2pam.fsf@frodo.biederman.org>; from Eric W. Biederman on Thu, Mar 22, 2001 at 01:14:41AM -0700

On Thu, Mar 22, 2001 at 01:14:41AM -0700, Eric W. Biederman wrote:
> Rik van Riel <riel@conectiva.com.br> writes:
> Is there ever a case where killing init is the right thing to do?

There are cases where panic() is the right thing to do.  Broken init
is such a case.

> My impression is that if init is selected the whole machine dies.
> If you can kill init and still have a machine that mostly works,

you can't.

> Guaranteeing not to select init can buy you piece of mind because
> init if properly setup can put the machine back together again, while
> not special casing init means something weird might happen and init
> would be selected.

If we're in a situation where long-running processes with relatively
small VM are killed the box is very unlikely to be usable anyway.
--
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  parent reply	other threads:[~2001-03-22 19:29 UTC|newest]

Thread overview: 93+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-03-21 22:54 Patrick O'Rourke
2001-03-21 23:11 ` Eli Carter
2001-03-21 23:40   ` Patrick O'Rourke
2001-03-21 23:48 ` Rik van Riel
2001-03-22  8:14   ` Eric W. Biederman
2001-03-22  9:24     ` Rik van Riel
2001-03-22 19:29     ` Philipp Rumpf [this message]
2001-03-22 11:47   ` Guest section DW
2001-03-22 15:01     ` Rik van Riel
2001-03-22 19:04       ` Guest section DW
2001-03-22 23:10         ` Jordi Polo
2001-03-22 16:41     ` Eric W. Biederman
2001-03-22 20:28     ` Stephen Clouse
2001-03-22 21:01       ` Ingo Oeser
2001-03-22 21:23       ` Alan Cox
2001-03-22 22:00         ` Guest section DW
2001-03-22 22:12           ` Ed Tomlinson
2001-03-22 22:52           ` Alan Cox
2001-03-22 23:27             ` Guest section DW
2001-03-22 23:37               ` Rik van Riel
2001-03-26 19:04                 ` James Antill
2001-03-26 20:05                   ` Rik van Riel
2001-03-22 23:40               ` Alan Cox
2001-03-23 20:09                 ` Szabolcs Szakacsits
2001-03-23 22:21                   ` Alan Cox
2001-03-23 22:37                     ` Szabolcs Szakacsits
2001-03-23 19:57           ` Szabolcs Szakacsits
2001-03-22 22:10         ` Doug Ledford
2001-03-22 22:53           ` Alan Cox
2001-03-22 23:30             ` Doug Ledford
2001-03-22 23:40               ` Alan Cox
2001-03-22 23:43         ` Stephen Clouse
2001-03-23 19:26         ` Szabolcs Szakacsits
2001-03-23 20:41           ` Paul Jakma
2001-03-23 21:58             ` george anzinger
2001-03-24  5:55               ` Rik van Riel
2001-03-24  8:04                 ` Mike Galbraith
2001-03-27 14:05                 ` Scott F. Kaplan
2001-03-28  0:00                   ` Rik van Riel
2001-03-30  3:18                     ` Scott F. Kaplan
2001-03-30 23:03                       ` Rik van Riel
2001-03-23 22:18             ` Szabolcs Szakacsits
2001-03-24  2:08               ` Paul Jakma
2001-03-23  1:31       ` Michael Peddemors
2002-03-23  0:33       ` Martin Dalecki
2001-03-22 23:53         ` Rik van Riel
2002-03-23  1:21           ` Martin Dalecki
2001-03-23  0:20         ` Stephen Clouse
2002-03-23  1:30           ` Martin Dalecki
2001-03-23  1:37             ` Rik van Riel
2001-03-23 10:48               ` Martin Dalecki
2001-03-23 14:56                 ` Rik van Riel
2001-03-23 16:43                   ` Guest section DW
2001-03-24  5:57                     ` Rik van Riel
2001-03-25 16:35                       ` Guest section DW
2001-03-23 17:26     ` James A. Sutherland
2001-03-23 17:32       ` Alan Cox
2001-03-23 18:58         ` Martin Dalecki
2001-03-23 19:45           ` Jonathan Morton
2001-03-23 23:26             ` Eric W. Biederman
2001-03-25 13:54           ` [PATCH] OOM handling Martin Dalecki
2001-03-25 15:06             ` Rik van Riel
2001-03-25 15:20               ` Martin Dalecki
2001-03-25 17:08                 ` Rik van Riel
2001-03-25 15:44               ` Jonathan Morton
2001-03-25 15:47                 ` Martin Dalecki
2001-03-25 16:36                   ` Jonathan Morton
2001-03-26 21:34                     ` Kevin Buhr
2001-03-26 22:00                       ` Jonathan Morton
2001-03-25 15:30         ` [PATCH] Prevent OOM from killing init Martin Dalecki
2001-03-25 20:47           ` Stephen Satchell
2001-03-25 21:51             ` [PATCH] non-overcommit memory, improved OOM handling, safety margin (was Re: Prevent OOM from killing init) Jonathan Morton
2001-03-27 15:23               ` Pavel Machek
2001-03-23 20:16       ` [PATCH] Prevent OOM from killing init Jordi Polo
2001-03-24  0:03       ` Guest section DW
2001-03-24  7:52       ` Doug Ledford
2001-03-22 14:53   ` Patrick O'Rourke
2001-03-22 19:24   ` Philipp Rumpf
2001-03-22 22:20   ` James A. Sutherland
2001-03-23 17:31   ` Szabolcs Szakacsits
2001-03-24  5:54     ` Rik van Riel
2001-03-24  6:55       ` Juha Saarinen
2001-03-22 11:08 Heusden, Folkert van
     [not found] <4605B269DB001E4299157DD1569079D2809930@EXCHANGE03.plaza.ds.adp.com>
2001-03-22 16:29 ` Rik van Riel
2001-03-22 18:32   ` Christian Bodmer
     [not found] <20010323015358Z129164-406+3041@vger.kernel.org>
2001-03-23  7:04 ` Rik van Riel
2001-03-23 11:28   ` Guest section DW
2001-03-23 14:50     ` Eric W. Biederman
2001-03-23 17:21       ` Guest section DW
2001-03-23 20:18         ` Paul Jakma
2001-03-24 20:19           ` Jesse Pollard
2001-03-23 23:48         ` Eric W. Biederman
2001-03-23  9:28 Heusden, Folkert van

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