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From: Ingo Molnar <mingo@kernel.org>
To: Russ Anderson <rja@sgi.com>
Cc: Josh Boyer <jwboyer@redhat.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	prarit@redhat.com, x86@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86: Allow NR_CPUS=1024
Date: Mon, 4 Nov 2013 18:48:41 +0100	[thread overview]
Message-ID: <20131104174841.GA19498@gmail.com> (raw)
In-Reply-To: <20131104155624.GA31656@sgi.com>


* Russ Anderson <rja@sgi.com> wrote:

> > Russ, does SGI (or anyone else that you know of) have x86 hardware 
> > with more than 4096 CPUs?
> 
> Yes.  We have a system in the lab with 254 12-core IVB sockets for a 
> total of 3048 cores.  With HT is it 6096 cpus.

It would then be nice to up MAXSMP to 6144 or so.

Thanks,

	Ingo

  reply	other threads:[~2013-11-04 17:48 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-01 14:11 [PATCH] x86: Allow NR_CPUS=1024 Josh Boyer
2013-11-03 10:18 ` Ingo Molnar
2013-11-03 10:21   ` Ingo Molnar
2013-11-03 15:57     ` Josh Boyer
2013-11-03 17:43       ` H. Peter Anvin
2013-11-04  6:51         ` Ingo Molnar
2013-11-04 16:31           ` H. Peter Anvin
2013-11-04  6:53       ` Ingo Molnar
2013-11-04 14:01         ` Josh Boyer
2013-11-04 14:10           ` Ingo Molnar
2013-11-04 14:16             ` Josh Boyer
2013-11-04 14:54               ` Prarit Bhargava
2013-11-04 15:56               ` Russ Anderson
2013-11-04 17:48                 ` Ingo Molnar [this message]
2013-11-04 19:08                   ` H. Peter Anvin
2013-11-04 20:11                     ` Ingo Molnar
2013-11-04 22:50                       ` H. Peter Anvin
2013-11-05  6:25                         ` Ingo Molnar
2013-11-05  6:31                           ` Li Zefan
2013-11-03 14:29   ` Prarit Bhargava
2013-11-03 14:42     ` Russ Anderson
2013-11-05 14:37 ` [PATCH 1/2 v2] x86: Allow higher NR_CPUS values Josh Boyer
2013-11-05 14:38   ` [PATCH 2/2] x86: Increase MAXSMP CPU count to 8192 Josh Boyer
2013-11-06  5:56     ` [PATCH v2 " Ingo Molnar
2013-11-06 14:10       ` Josh Boyer
2013-11-06 11:20     ` [tip:x86/cpu] x86/cpu: Increase max " tip-bot for Josh Boyer
2013-11-06  7:15   ` [PATCH 1/2 v2] x86: Allow higher NR_CPUS values Ingo Molnar
2013-11-06 14:12     ` Josh Boyer
2013-11-06 15:04       ` Josh Boyer
2013-11-06 15:21     ` [PATCH v3] x86/cpu: " Josh Boyer
2013-11-07  9:15       ` Ingo Molnar
2013-11-07 13:51         ` Josh Boyer
2013-11-06 11:20   ` [tip:x86/cpu] " tip-bot for Josh Boyer

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