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From: Jes Sorensen <jes@sgi.com>
To: kvm-ia64@vger.kernel.org
Subject: Re: 16 vcpus, 200GB of memory boots!!!
Date: Thu, 16 Oct 2008 08:28:24 +0000	[thread overview]
Message-ID: <48F6FB28.3090803@sgi.com> (raw)
In-Reply-To: <48F60227.6050906@sgi.com>

Zhang, Xiantao wrote:
> Hi, Jes
> 	I found the reason why qemu only supports 16 vcpus.  In
> libkvm/kvm-common.h, the MAX_CPUS is defined as 16 for ia64 side.  We
> should increase this value to 64 or big value you like.  Please have a
> try on your mainframe.  Thanks!
> Xiantao

Xiantao,

You are too fast :-)

With this change I can boot 60 vcpus on my system - thats the limit I
get from KVM_MAX_VCPUS with your patch from yesterday.

I am going to look into making this go further! :-)

Regards,
Jes

  parent reply	other threads:[~2008-10-16  8:28 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-15 14:45 16 vcpus, 200GB of memory boots!!! Jes Sorensen
2008-10-15 14:49 ` Laurent Vivier
2008-10-15 14:53 ` Jes Sorensen
2008-10-15 15:16 ` Zhang, Xiantao
2008-10-15 15:20 ` Jes Sorensen
2008-10-15 23:56 ` Zhang, Xiantao
2008-10-16  8:28 ` Jes Sorensen [this message]
2008-10-16  8:35 ` Zhang, Xiantao
2008-10-16  8:42 ` Zhang, Xiantao

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