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Re: TLB dimensioning

To: Dominic Sweetman <>
Subject: Re: TLB dimensioning
From: Ralf Baechle <>
Date: Thu, 2 Sep 2004 01:35:50 +0200
Cc: Emmanuel Michon <>,
In-reply-to: <>
Original-recipient: rfc822;
References: <> <>
User-agent: Mutt/1.4.1i
On Wed, Sep 01, 2004 at 02:28:30PM +0100, Dominic Sweetman wrote:

> 1. Your application has a non-trivial user space of any size;
> 2. The performance of userland code is significant;

The kernel's performance also relies on TLB performance.

The wired register is making it easy to test performance of kernel and
application with a reduced size TLB; maybe I should make that a kernel


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