From mboxrd@z Thu Jan 1 00:00:00 1970 From: Danilo Godec Subject: Re: Performance problems with new DOSEMU server Date: Sat, 06 Feb 2010 10:19:53 +0100 Message-ID: <4B6D3439.4070803@agenda.si> References: <4B6D0DDA.6030006@agenda.si> <1265439285.23384.59.camel@mutt.melvilletheatre.net> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1265439285.23384.59.camel@mutt.melvilletheatre.net> Sender: linux-msdos-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="utf-8"; format="flowed" To: linux-msdos@vger.kernel.org On 6.2.2010 7:54, Frank Cox wrote: > On Sat, 2010-02-06 at 07:36 +0100, Danilo Godec wrote: > =20 >> But test users report the OLD server is about 50 times (!!!) faster >> =20 > Is your new server running i386 or x86_64 Linux? > > If it's running x86_64, that's the problem. Running i386 Linux allow= s > your CPU to use a =E2=80=9CVirtual86=E2=80=9D mode, while x86_64 Linu= x requires that the > whole thing be emulated in software which obviously takes more > horsepower and therefore runs more slowly. I had a hunch that x86_64 might create problems and since the server is= =20 not supposed to need more then 1GB of RAM, I decided to use i386: > # uname -a > Linux dossrv3 2.6.31.8-0.1-desktop #1 SMP PREEMPT 2009-12-15 23:55:40= =20 > +0100 i686 i686 i386 GNU/Linux Regards, Danilo -- To unsubscribe from this list: send the line "unsubscribe linux-msdos" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html