AMD vs Intel memory managemement

[Derek Trotter]

Anyone remember the old days when we thought 64k RAM and a 5MB hard 
drive was a fast machine?

On 06/12/2013 06:12 PM, Bryan O'Neal wrote:
> Yes - I am not saying my entire farm has that much ram. You can get 
> away with much, much less, but I have servers that go that high.
>
>
> On Wed, Jun 12, 2013 at 5:49 PM, keith smith <klsmith2020 at yahoo.com 
> <mailto:klsmith2020 at yahoo.com>> wrote:
>
>
>     Did I read that right you have 768GB of RAM?
>
>
>     ------------------------
>     Keith Smith
>
>     --- On *Wed, 6/12/13, Bryan O'Neal
>     /<Bryan.ONeal at TheONealAndAssociates.com>/* wrote:
>
>
>         From: Bryan O'Neal <Bryan.ONeal at TheONealAndAssociates.com>
>
>         Subject: Re: AMD vs Intel memory managemement
>         To: "Main PLUG discussion list"
>         <plug-discuss at lists.phxlinux.org
>         <mailto:plug-discuss at lists.phxlinux.org>>
>         Date: Wednesday, June 12, 2013, 5:45 PM
>
>
>         This is kinda new to me - Just so I am clear - unganged
>         systems would perform better if I have say - a caching system
>         with limited threads each pined to a specific core (we do this
>         for processor cache anyway) while ganged systems would perform
>         better it I was spinning up a new thread for each request and
>         had a large amount (say 768GB) of ram running something like
>         PostgreSQL where threads are being fired up and down many
>         thousands of times a second but the data they seek is mostly
>         in main memory.
>
>
>         On Wed, Jun 5, 2013 at 1:36 PM, Stephen <cryptworks at gmail.com
>         <http://mc/compose?to=cryptworks@gmail.com>> wrote:
>
>             On-board bios usually will not allocate that much however.
>             And by usually will not I mean I have never sen it do so,
>             even in the days of ghetto ram thieving by graphics chip-sets.
>
>
>             On Wed, Jun 5, 2013 at 12:29 PM, Eric Shubert
>             <ejs at shubes.net <http://mc/compose?to=ejs@shubes.net>> wrote:
>
>                 On 06/03/2013 01:46 PM, Nathan England wrote:
>
>                     But why does CentOS not register all of my memory?
>                     Why less than 3/4 of it?
>
>
>                 Perhaps the bios has allocated a chunk of it to
>                 onboard video?
>
>                 -- 
>                 -Eric 'shubes'
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>
>             -- 
>             A mouse trap, placed on top of your alarm clock, will
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>
>             Stephen
>
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Patrick Moore

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