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Date:      Tue, 03 Jul 2007 11:47:26 -0400
From:      Chuck Swiger <>
To:        Wojciech Puchar <>
Subject:   Re: large pages
Message-ID:  <>
In-Reply-To: <>
References:  <> <> <>

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Wojciech Puchar wrote:
> how can i check in program that the region is mapped using huge pages?

I am not entirely sure from within userland, but I believe the kernel boot 
messages will indicate the status of PAE.

> i use mmap with address padded to 4M and mlock.

Note that there is a separate tunable for the maximum # of pages that a 
process or user can lock down; you'll probably need to increate that value.


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