Re: SMP on FreeBSD...

2004-04-07 Thread Mike Maltese
> What modifications do I need to make to the GENERIC configuration to 
> enable a second CPU?

With FreeBSD <= 5.1, you need to add:

optionsSMP
optionsAPIC_IO

5.2's GENERIC kernel is SMP ready.
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Re: SMP on FreeBSD 4.9

2004-03-26 Thread Jason Williams

You could run top and watch the C column, which shows which particular CPU
is being used by a process.
This is quite interesting. After rebuilding my kernel for SMP support, I 
noticed the load average went up slightly.
Is that normal?

Right now, the system is being tested as a mail gateway server, running 
sendmail, mailscanner, SpamAssassin and clamav.

Before I did the recompile, my load average was low, almost zero. It is 
showing a load average of around 0.02 now...Not much, but interesting.

Any ideas?

Jason 

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Re: SMP on FreeBSD 4.9

2004-03-26 Thread Breno Colom
03/26/2004 12:49PM, Jason Williams wrote:

> Also, how can I do some testing to ensure both CPU's are being utilized.
> 

You could run top and watch the C column, which shows which particular CPU
is being used by a process.


-- 
Breno
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Re: SMP on FreeBSD 5.2.1

2004-03-18 Thread kybu

MM> It looks FreeBSD detects both my processors from dmesg,
MM> but I've noticed that top and slmon don't show both
MM> processors.  Is this a problem with top or slmon?
MM> Should I be using a different tool to monitor the
MM> processors?

MM> CPU: Intel Pentium III Xeon (794.66-MHz 686-class CPU)
MM>Origin = "GenuineIntel"  Id = 0x683  Stepping = 3

MM> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
MM>   cpu0 (BSP): APIC ID:  0
MM>   cpu1 (AP): APIC ID:  1

Do you have a column named 'C' in the top listing? It shows on which
processor is process running.


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