Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem allocations | KernelTrap

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem allocations

view
thread

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

[view in full thread]

From: KAMEZAWA Hiroyuki

Subject: Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem allocations

Date: Tuesday, February 16, 2010 - 4:48 pm

On Tue, 16 Feb 2010 00:25:22 -0800 (PST)
David Rientjes <rientjes@google.com> wrote:

quoted text> On Tue, 16 Feb 2010, Nick Piggin wrote:
> 
> > > I'll add this check to __alloc_pages_may_oom() for the !(gfp_mask & 
> > > __GFP_NOFAIL) path since we're all content with endlessly looping.
> > 
> > Thanks. Yes endlessly looping is far preferable to randomly oopsing
> > or corrupting memory.
> > 
> 
> Here's the new patch for your consideration.
> 

Then, can we take kdump in this endlessly looping situaton ?

panic_on_oom=always + kdump can do that. 

Thanks,
-Kame

--
unsubscribe noticeTo unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

Messages in current thread:

[patch -mm 0/9 v2] oom killer rewrite, David Rientjes, (Mon Feb 15, 3:19 pm)

[patch -mm 1/9 v2] oom: filter tasks not sharing the same ..., David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 2/9 v2] oom: sacrifice child with highest badne ..., David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 3/9 v2] oom: select task from tasklist for memp ..., David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 4/9 v2] oom: remove compulsory panic_on_oom mode, David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 5/9 v2] oom: badness heuristic rewrite, David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 6/9 v2] oom: deprecate oom_adj tunable, David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 7/9 v2] oom: replace sysctls with quick mode, David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 8/9 v2] oom: avoid oom killer for lowmem alloca ..., David Rientjes, (Mon Feb 15, 3:20 pm)

[patch -mm 9/9 v2] oom: remove unnecessary code and cleanup, David Rientjes, (Mon Feb 15, 3:20 pm)

Re: [patch -mm 6/9 v2] oom: deprecate oom_adj tunable, Alan Cox, (Mon Feb 15, 3:28 pm)

Re: [patch -mm 6/9 v2] oom: deprecate oom_adj tunable, David Rientjes, (Mon Feb 15, 3:35 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., KAMEZAWA Hiroyuki, (Mon Feb 15, 4:57 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Mon Feb 15, 5:00 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., David Rientjes, (Mon Feb 15, 5:10 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Mon Feb 15, 5:14 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., KAMEZAWA Hiroyuki, (Mon Feb 15, 5:21 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Mon Feb 15, 5:23 pm)

[patch] mm: add comment about deprecation of __GFP_NOFAIL, David Rientjes, (Mon Feb 15, 6:13 pm)

Re: [patch] mm: add comment about deprecation of __GFP_NOFAIL, KAMEZAWA Hiroyuki, (Mon Feb 15, 6:26 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., KOSAKI Motohiro, (Mon Feb 15, 10:32 pm)

Re: [patch -mm 1/9 v2] oom: filter tasks not sharing the s ..., Nick Piggin, (Mon Feb 15, 11:14 pm)

Re: [patch -mm 2/9 v2] oom: sacrifice child with highest b ..., Nick Piggin, (Mon Feb 15, 11:15 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., Nick Piggin, (Mon Feb 15, 11:20 pm)

Re: [patch -mm 7/9 v2] oom: replace sysctls with quick mode, Nick Piggin, (Mon Feb 15, 11:28 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., Nick Piggin, (Mon Feb 15, 11:44 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Mon Feb 15, 11:59 pm)

Re: [patch] mm: add comment about deprecation of __GFP_NOFAIL, David Rientjes, (Tue Feb 16, 12:03 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., Nick Piggin, (Tue Feb 16, 12:20 am)

Re: [patch] mm: add comment about deprecation of __GFP_NOFAIL, Nick Piggin, (Tue Feb 16, 12:23 am)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., David Rientjes, (Tue Feb 16, 12:29 am)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., David Rientjes, (Tue Feb 16, 12:41 am)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., Nick Piggin, (Tue Feb 16, 12:53 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 12:53 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., Nick Piggin, (Tue Feb 16, 1:08 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 1:10 am)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., David Rientjes, (Tue Feb 16, 1:25 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 1:42 am)

Re: [patch -mm 7/9 v2] oom: replace sysctls with quick mode, David Rientjes, (Tue Feb 16, 1:58 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 2:02 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 4:42 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 4:48 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 4:54 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 5:01 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 5:03 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., David Rientjes, (Tue Feb 16, 5:03 pm)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., David Rientjes, (Tue Feb 16, 5:21 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 5:31 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 5:41 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 5:54 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 6:03 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 6:58 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 7:13 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KOSAKI Motohiro, (Tue Feb 16, 7:19 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 7:23 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 7:28 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 7:34 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 7:37 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Tue Feb 16, 7:58 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Tue Feb 16, 8:21 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Wed Feb 17, 2:11 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., Nick Piggin, (Wed Feb 17, 2:52 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Wed Feb 17, 3:04 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., Daisuke Nishimura, (Sun Feb 21, 10:31 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Sun Feb 21, 11:15 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., Daisuke Nishimura, (Mon Feb 22, 4:42 am)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Mon Feb 22, 1:55 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., David Rientjes, (Mon Feb 22, 1:59 pm)

Re: [patch -mm 4/9 v2] oom: remove compulsory panic_on_oom ..., KAMEZAWA Hiroyuki, (Mon Feb 22, 4:51 pm)

Re: [patch -mm 3/9 v2] oom: select task from tasklist for ..., Balbir Singh, (Mon Feb 22, 11:31 pm)

Re: [patch -mm 3/9 v2] oom: select task from tasklist for ..., David Rientjes, (Tue Feb 23, 1:17 am)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., Balbir Singh, (Tue Feb 23, 4:24 am)

Re: [patch -mm 8/9 v2] oom: avoid oom killer for lowmem al ..., David Rientjes, (Tue Feb 23, 2:12 pm)

Navigation

Popular discussions


linux-kernel:
Benjamin Herrenschmidt	Re: [PATCH 1/4] hvc_console: do not set low_latency
Russell King	Re: ARM defconfig files
Carsten Otte	Re: [patch] ext2: xip check fix
Jordan Crouse	Re: 2.6.25-mm1
James Morris	Re: [AppArmor 01/41] Pass struct vfsmount to the inode_create LSM hook
git:
Felipe Contreras	Re: [kernel.org users] [RFD] On deprecating "git-foo" for builtins
Johannes Schindelin	[PATCH] fetch: refuse to fetch into the current branch in a non-bare repository
Johannes Schindelin	Re: [PATCH] Fix install-doc-quick target
Peter Oberndorfer	Subject: [PATCH] fix stg edit command
Nicolas Pitre	Re: About git and the use of SHA-1
linux-netdev:
Ursula Braun	[patch 2/8] [PATCH] af_iucv: sync sk shutdown flag if iucv path is quiesced
Andi Kleen	Re: RFC: Nagle latency tuning
Gary Thomas	Re: Marvell 88E609x switch?
David Miller	Re: [RFC 0/5] generic rx recycling
Chuck Lever	Re: [RFC] ipv6: Change %pI6 format to output compacted addresses?
dragonflybsd-user:
Andreas Hauser	Re: Transset.
Tomas	usb printer Brother HL-2030 and DragonFly
Matthew Dillon	Re: DragonFlyBSD not in compliance with RFC 1122
Nikolai Lifanov	pkgsrc issues
Jonas	Re: New to DragonFly...
dragonflybsd-submit:
Ilya Dryomov	git: HAMMER - Add live_dedup_cache_size sysctl
Matthew Dillon	git: MBUF - Account for failed allocations so netstat -m reports properly.
Simon Schubert	git: make.conf(5): mention STATIC_LOCALES
Matthias Schmidt	cvs commit: src/sys/net bpf.c bpf.h bpfdesc.h
Simon Schubert	git: Revert "Increase the default TCP maximum segment size from 512 to 1460."

Colocation donated by:

Syndicate