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From: Bagas Sanjaya <bagasdotme@gmail.com>
To: Mike Rapoport <rppt@kernel.org>, Jonathan Corbet <corbet@lwn.net>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	David Hildenbrand <david@redhat.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Lorenzo Stoakes <lstoakes@gmail.com>,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>,
	Mel Gorman <mgorman@suse.de>, Michal Hocko <mhocko@kernel.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org
Subject: Re: [PATCH] docs/mm: Physical Memory: add example of interleaving nodes
Date: Sat, 11 Feb 2023 19:31:18 +0700	[thread overview]
Message-ID: <330367aa-6d34-2341-9d24-5f2e09aecfdf@gmail.com> (raw)
In-Reply-To: <20230211102207.1267058-1-rppt@kernel.org>

On 2/11/23 17:22, Mike Rapoport wrote:
> +Note, that memory banks may belong to interleaving nodes. In the example
> +below an x86 machine has 16Gbytes or RAM in 4 memory banks, even banks
> +belong to node 0 and odd banks belong to node 1::
> +
> +
> +  0              4G              8G             12G            16G
> +  +-------------+ +-------------+ +-------------+ +-------------+
> +  |    node 0   | |    node 1   | |    node 0   | |    node 1   |
> +  +-------------+ +-------------+ +-------------+ +-------------+
> +
> +  0   16M      4G
> +  +-----+-------+ +-------------+ +-------------+ +-------------+
> +  | DMA | DMA32 | |    NORMAL   | |    NORMAL   | |    NORMAL   |
> +  +-----+-------+ +-------------+ +-------------+ +-------------+
> +
> +In such case node 0 will span from 0 to 12 Gbytes and node 1 will span from
> +4 Gbytes to 16 Gbytes.
> +

What about "... and node 1 will span from 4 to 16 Gbytes"?

-- 
An old man doll... just what I always wanted! - Clara



  reply	other threads:[~2023-02-11 12:31 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-11 10:22 [PATCH] docs/mm: Physical Memory: add example of interleaving nodes Mike Rapoport
2023-02-11 12:31 ` Bagas Sanjaya [this message]
2023-02-11 12:39   ` Mike Rapoport

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