[Asterisk-Users] zttest

[Damian Funnell]

...Jens makes a liar out of me, although I read that the 'noht' switch 
stops the OS from using H/T but doesn't disable it completely.  I make 
no warranties regarding the accuracy of this information, though.

D.

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Jens Vagelpohl wrote:

>
> On May 16, 2005, at 14:37, Rich Adamson wrote:
>
>>> Hi Waldo, it really depends on who you ask - Digium say that anything
>>> less than 99.99% is going to result in problems, but ours  regularly 
>>> runs
>>> at around 99.98% and we don't have any problems.
>>>
>>> One of our boxes was running at around 99.96% and we had major issues
>>> with the voice quality packing up from time to time.  We disabled  
>>> hyper
>>> threading and put the TDM400P on its own IRQ and the results came  back
>>> up over 99.98% (haven't had any problems since).
>>>
>>
>> How do you disable hyper threading (what's the command and where is it
>> placed)?
>
>
> If this is a Linux box, look at the kernel boot arguments in [lilo| 
> grub].conf and append "noht", that disables it. My grub.conf on one  
> of my boxes looks like this:
>
> title CentOS (2.4.21-27.0.4.ELsmp)
>         root (hd0,0)
>         kernel /vmlinuz-2.4.21-27.0.4.ELsmp ro root=LABEL=/ noht
>         initrd /initrd-2.4.21-27.0.4.ELsmp.img
>
> jens
>
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