From: Russ Anderson <rja@sgi.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
Hugh Dickins <hugh.dickins@tiscali.co.uk>,
Wu Fengguang <fengguang.wu@intel.com>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Mel Gorman <mel@csn.ul.ie>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Nick Piggin <npiggin@suse.de>,
"riel@redhat.com" <riel@redhat.com>,
"chris.mason@oracle.com" <chris.mason@oracle.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
rja@sgi.com
Subject: Re: [PATCH 00/22] HWPOISON: Intro (v5)
Date: Tue, 16 Jun 2009 14:44:30 -0500 [thread overview]
Message-ID: <20090616194430.GA9545@sgi.com> (raw)
In-Reply-To: <20090615132934.GE31969@one.firstfloor.org>
On Mon, Jun 15, 2009 at 03:29:34PM +0200, Andi Kleen wrote:
>
> I think you're wrong about killing processes decreasing
> reliability. Traditionally we always tried to keep things running if possible
> instead of panicing.
Customers love the ia64 feature of killing a user process instead of
panicing the system when a user process hits a memory uncorrectable
error. Avoiding a system panic is a very good thing.
--
Russ Anderson, OS RAS/Partitioning Project Lead
SGI - Silicon Graphics Inc rja@sgi.com
WARNING: multiple messages have this Message-ID (diff)
From: Russ Anderson <rja@sgi.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
Hugh Dickins <hugh.dickins@tiscali.co.uk>,
Wu Fengguang <fengguang.wu@intel.com>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Mel Gorman <mel@csn.ul.ie>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Nick Piggin <npiggin@suse.de>,
"riel@redhat.com" <riel@redhat.com>,
"chris.mason@oracle.com" <chris.mason@oracle.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
rja@sgi.com
Subject: Re: [PATCH 00/22] HWPOISON: Intro (v5)
Date: Tue, 16 Jun 2009 14:44:30 -0500 [thread overview]
Message-ID: <20090616194430.GA9545@sgi.com> (raw)
In-Reply-To: <20090615132934.GE31969@one.firstfloor.org>
On Mon, Jun 15, 2009 at 03:29:34PM +0200, Andi Kleen wrote:
>
> I think you're wrong about killing processes decreasing
> reliability. Traditionally we always tried to keep things running if possible
> instead of panicing.
Customers love the ia64 feature of killing a user process instead of
panicing the system when a user process hits a memory uncorrectable
error. Avoiding a system panic is a very good thing.
--
Russ Anderson, OS RAS/Partitioning Project Lead
SGI - Silicon Graphics Inc rja@sgi.com
--
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next prev parent reply other threads:[~2009-06-16 19:44 UTC|newest]
Thread overview: 158+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-15 2:45 [PATCH 00/22] HWPOISON: Intro (v5) Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 01/22] HWPOISON: Add page flag for poisoned pages Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 02/22] HWPOISON: Export some rmap vma locking to outside world Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 03/22] HWPOISON: Add support for poison swap entries v2 Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 04/22] HWPOISON: Add new SIGBUS error codes for hardware poison signals Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 05/22] HWPOISON: Add basic support for poisoned pages in fault handler v3 Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 06/22] HWPOISON: x86: Add VM_FAULT_HWPOISON handling to x86 page fault handler v2 Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 07/22] HWPOISON: define VM_FAULT_HWPOISON to 0 when feature is disabled Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 08/22] HWPOISON: Use bitmask/action code for try_to_unmap behaviour Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 09/22] HWPOISON: Handle hardware poisoned pages in try_to_unmap Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 13:09 ` Minchan Kim
2009-06-15 13:09 ` Minchan Kim
2009-06-15 15:26 ` Wu Fengguang
2009-06-15 15:26 ` Wu Fengguang
2009-06-16 0:03 ` Minchan Kim
2009-06-16 0:03 ` Minchan Kim
2009-06-16 13:49 ` Wu Fengguang
2009-06-16 13:49 ` Wu Fengguang
2009-06-17 0:28 ` Minchan Kim
2009-06-17 0:28 ` Minchan Kim
2009-06-17 7:23 ` Wu Fengguang
2009-06-17 7:23 ` Wu Fengguang
2009-06-17 13:27 ` Minchan Kim
2009-06-17 13:27 ` Minchan Kim
2009-06-17 13:37 ` Wu Fengguang
2009-06-17 13:37 ` Wu Fengguang
2009-06-17 13:43 ` Minchan Kim
2009-06-17 13:43 ` Minchan Kim
2009-06-17 14:03 ` Wu Fengguang
2009-06-17 14:03 ` Wu Fengguang
2009-06-17 14:08 ` Minchan Kim
2009-06-17 14:08 ` Minchan Kim
2009-06-17 14:12 ` Wu Fengguang
2009-06-17 14:12 ` Wu Fengguang
[not found] ` <28c262360906170644w65c08a8y2d2805fb08045804@mail.gmail.com>
[not found] ` <20090617135543.GA8079@localhost>
[not found] ` <28c262360906170703h3363b68dp74471358f647921e@mail.gmail.com>
2009-06-18 12:14 ` Wu Fengguang
2009-06-18 12:14 ` Wu Fengguang
2009-06-18 13:31 ` Minchan Kim
2009-06-18 13:31 ` Minchan Kim
2009-06-19 1:58 ` Wu Fengguang
2009-06-19 1:58 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 10/22] HWPOISON: check and isolate corrupted free pages v2 Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 9:41 ` KAMEZAWA Hiroyuki
2009-06-15 9:41 ` KAMEZAWA Hiroyuki
2009-06-15 10:16 ` Wu Fengguang
2009-06-15 10:16 ` Wu Fengguang
2009-06-15 23:52 ` KAMEZAWA Hiroyuki
2009-06-15 23:52 ` KAMEZAWA Hiroyuki
2009-06-16 0:34 ` Wu Fengguang
2009-06-16 0:34 ` Wu Fengguang
2009-06-16 11:29 ` Hugh Dickins
2009-06-16 11:29 ` Hugh Dickins
2009-06-16 11:40 ` Wu Fengguang
2009-06-16 11:40 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 11/22] HWPOISON: Refactor truncate to allow direct truncating of page v3 Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 12/22] HWPOISON: The high level memory error handler in the VM v7 Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 13/22] HWPOISON: Add madvise() based injector for hardware poisoned pages v3 Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 14/22] HWPOISON: Add simple debugfs interface to inject hwpoison on arbitary PFNs Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 15/22] HWPOISON: early kill cleanups and fixes Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 16/22] mm: move page flag numbers for user space to page-flags.h Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 17/22] HWPOISON: introduce struct hwpoison_control Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 18/22] HWPOISON: use compound head page Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 19/22] HWPOISON: detect free buddy pages explicitly Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 20/22] HWPOISON: collect infos that reflect the impact of the memory corruption Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 2:45 ` [PATCH 21/22] HWPOISON: send uevent to report " Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 6:29 ` Andi Kleen
2009-06-15 6:29 ` Andi Kleen
2009-06-15 9:56 ` Wu Fengguang
2009-06-15 9:56 ` Wu Fengguang
2009-06-16 0:35 ` Greg KH
2009-06-16 0:35 ` Greg KH
2009-06-15 2:45 ` [PATCH 22/22] HWPOISON: FOR TESTING: Enable memory failure code unconditionally Wu Fengguang
2009-06-15 2:45 ` Wu Fengguang
2009-06-15 3:18 ` [PATCH 00/22] HWPOISON: Intro (v5) Balbir Singh
2009-06-15 3:18 ` Balbir Singh
2009-06-15 4:27 ` Wu Fengguang
2009-06-15 4:27 ` Wu Fengguang
2009-06-15 6:44 ` Nick Piggin
2009-06-15 6:44 ` Nick Piggin
2009-06-15 7:09 ` Andi Kleen
2009-06-15 7:09 ` Andi Kleen
2009-06-15 7:19 ` Nick Piggin
2009-06-15 7:19 ` Nick Piggin
2009-06-15 12:10 ` Wu Fengguang
2009-06-15 12:10 ` Wu Fengguang
2009-06-15 12:25 ` Nick Piggin
2009-06-15 12:25 ` Nick Piggin
2009-06-15 14:22 ` Wu Fengguang
2009-06-15 14:22 ` Wu Fengguang
2009-06-17 6:37 ` [RFC][PATCH] HWPOISON: only early kill processes who installed SIGBUS handler Wu Fengguang
2009-06-17 6:37 ` Wu Fengguang
2009-06-17 8:04 ` Nick Piggin
2009-06-17 8:04 ` Nick Piggin
2009-06-17 9:55 ` Wu Fengguang
2009-06-17 9:55 ` Wu Fengguang
2009-06-17 10:00 ` Nick Piggin
2009-06-17 10:00 ` Nick Piggin
2009-06-17 11:56 ` Wu Fengguang
2009-06-17 11:56 ` Wu Fengguang
2009-06-18 9:56 ` Wu Fengguang
2009-06-18 9:56 ` Wu Fengguang
2009-06-15 8:14 ` [PATCH 00/22] HWPOISON: Intro (v5) Nick Piggin
2009-06-15 8:14 ` Nick Piggin
2009-06-15 10:09 ` Wu Fengguang
2009-06-15 10:09 ` Wu Fengguang
2009-06-15 10:36 ` Nick Piggin
2009-06-15 10:36 ` Nick Piggin
2009-06-15 11:41 ` Wu Fengguang
2009-06-15 11:41 ` Wu Fengguang
2009-06-15 12:51 ` Hugh Dickins
2009-06-15 12:51 ` Hugh Dickins
2009-06-15 13:00 ` Alan Cox
2009-06-15 13:00 ` Alan Cox
2009-06-15 13:29 ` Andi Kleen
2009-06-15 13:29 ` Andi Kleen
2009-06-15 13:28 ` H. Peter Anvin
2009-06-15 13:28 ` H. Peter Anvin
2009-06-15 14:48 ` Alan Cox
2009-06-15 14:48 ` Alan Cox
2009-06-15 15:24 ` Andi Kleen
2009-06-15 15:24 ` Andi Kleen
2009-06-15 15:28 ` Alan Cox
2009-06-15 15:28 ` Alan Cox
2009-06-15 16:19 ` Andi Kleen
2009-06-15 16:19 ` Andi Kleen
2009-06-15 16:28 ` Alan Cox
2009-06-15 16:28 ` Alan Cox
2009-06-15 17:07 ` Andi Kleen
2009-06-15 17:07 ` Andi Kleen
2009-06-16 19:44 ` Russ Anderson [this message]
2009-06-16 19:44 ` Russ Anderson
2009-06-16 20:28 ` H. Peter Anvin
2009-06-16 20:28 ` H. Peter Anvin
2009-06-16 20:54 ` Russ Anderson
2009-06-16 20:54 ` Russ Anderson
2009-06-16 20:58 ` H. Peter Anvin
2009-06-16 20:58 ` H. Peter Anvin
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