[CentOS] Hot swap CPU

Mark A. Lewis mark at siliconjunkie.net
Wed Jun 29 18:39:42 UTC 2005


Compaq/HP Proliant DL580/DL760 both have this. 

> -----Original Message-----
> From: centos-bounces at centos.org 
> [mailto:centos-bounces at centos.org] On Behalf Of Rodrigo Barbosa
> Sent: Wednesday, June 29, 2005 1:13 PM
> To: CentOS mailing list
> Subject: Re: [CentOS] Hot swap CPU
> 
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> On Wed, Jun 29, 2005 at 12:59:24PM -0500, Bryan J. Smith 
> <b.j.smith at ieee.org> wrote:
> > From: Rodrigo Barbosa <rodrigob at suespammers.org>
> > > Btw, don't quote me on this one :)
> > > I'm only 90% sure of the hotswapping capabilities, and 
> less than 50% 
> > > sure about the price :)
> > 
> > There _are_ systems with hot-swap CPUs, memory and/or, 
> PCI[-X] slots.
> > They are _not_ commodity and pricey, and require OS-level support.
> > 
> > In fact, I believe Linux 2.6 has some support for hot-swap 
> -- at least 
> > at the PCI[-X] level, if not memory and possibly CPU as well.  It 
> > requires extensive support though for that type of 
> "dynamic" flexibility.
> 
> Memory hotswap ?
> Sounds fishy to me, at least on IA32{,e} platforms. Are you 
> sure about that ?
> 
> []s
> 
> - --
> Rodrigo Barbosa <rodrigob at suespammers.org> "Quid quid Latine 
> dictum sit, altum viditur"
> "Be excellent to each other ..." - Bill & Ted (Wyld Stallyns)
> 
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