From: Danilo Godec <danilo.godec@agenda.si>
To: linux-msdos@vger.kernel.org
Subject: Re: Performance problems with new DOSEMU server
Date: Sat, 06 Feb 2010 10:19:53 +0100 [thread overview]
Message-ID: <4B6D3439.4070803@agenda.si> (raw)
In-Reply-To: <1265439285.23384.59.camel@mutt.melvilletheatre.net>
On 6.2.2010 7:54, Frank Cox wrote:
> On Sat, 2010-02-06 at 07:36 +0100, Danilo Godec wrote:
>
>> But test users report the OLD server is about 50 times (!!!) faster
>>
> Is your new server running i386 or x86_64 Linux?
>
> If it's running x86_64, that's the problem. Running i386 Linux allows
> your CPU to use a “Virtual86” mode, while x86_64 Linux 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
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
> +0100 i686 i686 i386 GNU/Linux
Regards, Danilo
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prev parent reply other threads:[~2010-02-06 9:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-06 6:36 Performance problems with new DOSEMU server Danilo Godec
2010-02-06 6:54 ` Frank Cox
2010-02-06 9:19 ` Danilo Godec [this message]
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