linux-kernel - Re: Kernel Scalability to 48 cores

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Message-ID: <87wrpn1nwy.fsf@basil.nowhere.org>
Date:	Tue, 12 Oct 2010 16:33:17 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Cyrus Massoumi <cyrusm@....net>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Kernel Scalability to 48 cores

Cyrus Massoumi <cyrusm@....net> writes:

> A friend just sent me the following PDF about Linux Scalability to many cores and I thought it might be interesting to the list for further discussion.
> It's about scalability problems of the Linux kernel and applications
> with 48 and more cores.

Note that 48 cores is a small system these days.

> http://pdos.csail.mit.edu/papers/linux:osdi10.pdf

The paper is known, but it seems to be in the usual unproductive 
"publish a paper, but don't care about fixing anything" acedemic mode.

A lot of the issues described there are already being addressed
I believe.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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