public inbox for linux-msdos@vger.kernel.org
 help / color / mirror / Atom feed
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

--
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

      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]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4B6D3439.4070803@agenda.si \
    --to=danilo.godec@agenda.si \
    --cc=linux-msdos@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox