Date: Mon, 18 Mar 2013 13:43:01 -0700 From: Mehmet Erol Sanliturk <m.e.sanliturk@gmail.com> To: Scot Hetzel <swhetzel@gmail.com> Cc: freebsd-current@freebsd.org Subject: Re: FreeBSD is very slow when Memory chip sizes are imbalanced in slots Message-ID: <CAOgwaMt_5t1SgOA-gBi1KET_RVByS51J7Ymf-aBdbCj4dq-e-g@mail.gmail.com> In-Reply-To: <CACdU%2Bf8m7uuGrhR95HQ8K7fKre1xFL3=8w-89gsG24OFNNZGTQ@mail.gmail.com> References: <CAOgwaMss0cB9bFqCkjzukb-=9FqgLN9vthL5QdQsk-6Lknk5VQ@mail.gmail.com> <CAFHbX1LcCGoWy%2BHzp8T7z4noFZAMK1-sCuWpO_Z_ybhnoMMY5A@mail.gmail.com> <CAOgwaMtTmx4LhEdrg3WNjZA-uyTRSN913RBWrrqMia4GZhP_zA@mail.gmail.com> <CAFHbX1KkD7fWP%2BKZNrSjzCStUM_Smjw7GdKDTo=DjjMoe5ttGA@mail.gmail.com> <35878.1363607691@critter.freebsd.dk> <CAOgwaMthTbj5k%2B03WSNGK7wm0aTufd1czQotM1wF0mAVnU7HLQ@mail.gmail.com> <514715F9.2080506@freebsd.org> <D09D34E518E94C3CAC98DAE7486CE62A@multiplay.co.uk> <CAOgwaMvsoa=TWebXq14VzvNrNQZuLg9Kr63-tmq8ZZ42%2B79mOQ@mail.gmail.com> <F5063459450D4CB4B15B9DC3F0EE27B1@multiplay.co.uk> <CAOgwaMtiPyvZvUj=XDUDVuuAJ%2BVvNtn9TQngQQn7q7grvz8=5Q@mail.gmail.com> <D956B1EE70984978BCB396A9796EAEDD@multiplay.co.uk> <CAOgwaMuuOK8qpQFVW-EFZc_kPzQkyrtPCUGuPL_tfgZJUrWK=A@mail.gmail.com> <43BD412145BF4C7A9E2EFF91CF2ED379@multiplay.co.uk> <CAOgwaMsbRezVAJB%2B-RyWPknjqhtg5yqwTWJK6xKXVuP3y_qGXQ@mail.gmail.com> <CACdU%2Bf8m7uuGrhR95HQ8K7fKre1xFL3=8w-89gsG24OFNNZGTQ@mail.gmail.com>
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On Mon, Mar 18, 2013 at 9:48 AM, Scot Hetzel <swhetzel@gmail.com> wrote:
> On Mon, Mar 18, 2013 at 11:06 AM, Mehmet Erol Sanliturk
> <m.e.sanliturk@gmail.com> wrote:
> > Computer A : Memory Chip Sizes : ( 2 GB , 1 GB , 2 GB , 1 GB ) : Working
> > SLOW . FreeBSD A
> > Computer B : Memory Chip Sizes : ( 2 GB , 2 GB , 2 GB , 2 GB ) : Working
> > FAST . FreeBSD B
> >
> > Interchange memory chips :
> >
> > Computer A : Memory Chip Sizes : ( 2 GB , 2 GB , 2 GB , 2 GB ) : Working
> > FAST . FreeBSD A
> > Computer B : Memory Chip Sizes : ( 2 GB , 1 GB , 2 GB , 1 GB ) : Working
> > SLOW . FreeBSD B
> >
> >
>
> What happens if you configure the memory as ( 2 GB , 2 GB , 1 GB , 1 GB )?
>
> --
> DISCLAIMER:
>
> No electrons were maimed while sending this message. Only slightly bruised.
>
This can NOT be done , because
Channel A : Slot 1 :
Slot 2 :
Channel B : Slot 1 :
Slot 2 :
( Slot 1 , Slot 1 ) should be equivalent when chips inserted to both .
( Slot 2 , Slot 2 ) should be equivalent when chips inserted to both .
Thank you ver much .
Mehmet Erol Sanliturk
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