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From: Christoph Lameter <cl@linux-foundation.org>
To: David Rientjes <rientjes@google.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>,
	Andrew Morton <akpm@linux-foundation.org>,
	Paul Menage <menage@google.com>,
	Randy Dunlap <randy.dunlap@oracle.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [patch 2/2] slub: enforce cpuset restrictions for cpu slabs
Date: Tue, 3 Mar 2009 13:46:52 -0500 (EST)	[thread overview]
Message-ID: <alpine.DEB.1.10.0903031345150.9466@qirst.com> (raw)
In-Reply-To: <alpine.DEB.2.00.0903030900580.6643@chino.kir.corp.google.com>

On Tue, 3 Mar 2009, David Rientjes wrote:

> There is no alternative solution to prevent egregious amounts of slab to
> be allocated in a disjoint cpuset that is supposedly mem_exclusive.

The amount of memory is limited by the size of a slab page. If the process
goes beyond that amount then the page allocator will come in and enforce
the boundaries.



  reply	other threads:[~2009-03-03 18:56 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-03  4:50 [patch 1/2] cpusets: replace zone allowed functions with node allowed David Rientjes
2009-03-03  4:50 ` [patch 2/2] slub: enforce cpuset restrictions for cpu slabs David Rientjes
2009-03-03 16:47   ` Christoph Lameter
2009-03-03 17:19     ` David Rientjes
2009-03-03 18:46       ` Christoph Lameter [this message]
2009-03-03 19:05         ` David Rientjes
2009-03-03 20:14           ` Christoph Lameter
2009-03-03 21:35             ` David Rientjes
2009-03-03 21:55               ` Paul Menage
2009-03-03 22:29                 ` David Rientjes
2009-03-04  0:53                   ` Paul Menage
2009-03-04  1:14                     ` David Rientjes
2009-03-04 15:23                       ` Christoph Lameter
2009-03-04 18:06                         ` David Rientjes
2009-03-03 16:36 ` [patch 1/2] cpusets: replace zone allowed functions with node allowed Christoph Lameter

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