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Re: SMP kernels.

To: members@xxxxxxxxxxxxxxxxxx
Subject: Re: SMP kernels.
From: Adam Tauno Williams <awilliam@xxxxxxxxxxxxx>
Date: Sat, 7 Apr 2001 15:39:01 -0400
In-Reply-To: <3ACF569E.E7CD981E@armintl.com>
Organization: Whitemice.Org
References: <3ACF569E.E7CD981E@armintl.com>

>Does anyone know if there are any disadvantages of running a SMP
>kernel (2.4) on a single CPU box?  Other than a slightly larger kernel?

Only a theoretical decrease in stability.  2.4.x has several reported problems with SMP.  On my dual box the cyclades driver will kill the machine,  a guy I communicate with who has an 8 way box crashes within 15 minutes.  

>I've got a few boxes running 2.4.x, about half of which are dual CPU, and 
>it's a pain to compile two different kernels for that minor difference.

If they are pretty much stock configs I wouldn't expect a problem.

References:
- SMP kernels.
  - From: Bruce Smith

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