AMD vs Intel memory managemement

[Bryan O'Neal]

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> 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>
> 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 prevent you from
> rolling over and going back to sleep after you hit the snooze button.
>
> Stephen
>
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