I always disable hyperthreading first thing.  This morning after running for 
about 20 hours I have:

Max Jitter
Servo Thread:  22532
Base Thread:  31206

Much more reasonable.  The only things done are turning off hyperthreading and 
setting isolcpus=1 in the kernel.
Thanks for the help,
-Tom


> On Jan 5, 2015, at 8:48 PM, Jon Elson <el...@pico-systems.com> wrote:
> 
> On 01/05/2015 04:00 PM, Eric Keller wrote:
>> On Mon, Jan 5, 2015 at 3:12 PM, Tom Easterday <tom-...@bgp.nu> wrote:
>> 
>>> 
>>> If anyone has other suggestions to improve latency, please do tell.
>>> -Tom
>>> 
>>> Did you do the standard things, SMI, legacy usb, video driver, etc?  There
>> are some suggestions on the wiki.
>> 
> Also, remember to turn off hyperthreading in the BIOS screen.
> 
> Jon
> 
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leadership blogs to news, videos, case studies, tutorials and more. Take a
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