From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Date: Wed, 26 Mar 2008 04:36:02 +0000 Subject: Re: larger default page sizes... Message-Id: <20080325.213602.193698359.davem@davemloft.net> List-Id: References: <87lk465mks.wl%peter@chubb.wattle.id.au> <47E9CE00.7060106@fc.hp.com> In-Reply-To: <47E9CE00.7060106@fc.hp.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: jsm@fc.hp.com Cc: linux-ia64@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org From: John Marvin Date: Tue, 25 Mar 2008 22:16:00 -0600 > 1) There was no easy way of determining what size the long format vhpt cache > should be automatically, and changing it dynamically would be too painful. > Different workloads performed better with different size vhpt caches. This is exactly what sparc64 does btw, dynamic TLB miss hash table sizing based upon task RSS