linux-kernel - Re: [RFC v3 0/5] Transparent on-demand struct page initialization embedded in the buddy allocator

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Message-ID: <520A9924.7050301@sgi.com>
Date:	Tue, 13 Aug 2013 13:37:56 -0700
From:	Mike Travis <travis@....com>
To:	Yinghai Lu <yinghai@...nel.org>
CC:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Nathan Zimmer <nzimmer@....com>, Peter Anvin <hpa@...or.com>,
	Ingo Molnar <mingo@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>, Robin Holt <holt@....com>,
	Rob Landley <rob@...dley.net>,
	Daniel J Blueman <daniel@...ascale-asia.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Mel Gorman <mgorman@...e.de>
Subject: Re: [RFC v3 0/5] Transparent on-demand struct page initialization
 embedded in the buddy allocator



On 8/13/2013 1:24 PM, Yinghai Lu wrote:
>> > FYI, the system at this time had 128 nodes each with 256GB of memory.
>> > About 252GB was inserted into the absent list from nodes 1 .. 126.
>> > Memory on nodes 0 and 128 was left fully present.

Actually, I was corrected, it was 256 nodes with 128GB (8 * 16GB dimms -
which are just now coming out.)  So there were 254 concurrent initialization
processes running.

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