From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Christoph Lameter <clameter@sgi.com>
Cc: netdev@vger.kernel.org, linux-mm@kvack.org,
David Miller <davem@davemloft.net>
Subject: Re: [RFC][PATCH 5/6] slab: kmem_cache_objs_to_pages()
Date: Thu, 30 Nov 2006 20:03:19 +0100 [thread overview]
Message-ID: <1164913399.6588.158.camel@twins> (raw)
In-Reply-To: <Pine.LNX.4.64.0611301103340.23913@schroedinger.engr.sgi.com>
On Thu, 2006-11-30 at 11:06 -0800, Christoph Lameter wrote:
> On Thu, 30 Nov 2006, Peter Zijlstra wrote:
>
> > Right, perhaps my bad in wording the intent; the needed information is
> > how many more pages would I need to grow the slab with in order to store
> > so many new object.
>
> Would you not have to take objects currently available in
> caches into account? If you are short on memory then a flushing of all the
> caches may give you the memory you need (especially on a system with a
> large number of processors).
Sure, but this gives a safe upper bound.
next prev parent reply other threads:[~2006-11-30 19:09 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20061130101451.495412000@chello.nl>
[not found] ` <20061130101922.328418000@chello.nl>
2006-11-30 12:04 ` [RFC][PATCH 6/6] net: vm deadlock avoidance core Peter Zijlstra
[not found] ` <20061130101921.113055000@chello.nl>
2006-11-30 18:52 ` [RFC][PATCH 1/6] mm: slab allocation fairness Christoph Lameter
2006-11-30 18:55 ` Peter Zijlstra
2006-11-30 19:33 ` Christoph Lameter
2006-11-30 19:33 ` Peter Zijlstra
2006-12-01 11:28 ` Peter Zijlstra
2006-11-30 19:02 ` Peter Zijlstra
2006-11-30 19:37 ` Christoph Lameter
2006-11-30 19:40 ` Peter Zijlstra
2006-11-30 20:11 ` Christoph Lameter
2006-11-30 20:15 ` Peter Zijlstra
2006-11-30 20:29 ` Christoph Lameter
[not found] ` <20061130101922.175620000@chello.nl>
2006-11-30 18:55 ` [RFC][PATCH 5/6] slab: kmem_cache_objs_to_pages() Christoph Lameter
2006-11-30 18:55 ` Peter Zijlstra
2006-11-30 19:06 ` Christoph Lameter
2006-11-30 19:03 ` Peter Zijlstra [this message]
2006-12-01 12:14 ` Peter Zijlstra
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