How the KERNEL_PLL switch kills TESTFRAME

Gary E. Miller gem at rellim.com
Wed Sep 28 22:31:40 UTC 2016


Yo Hal!

On Wed, 28 Sep 2016 15:27:02 -0700
Hal Murray <hmurray at megapathdsl.net> wrote:

> gem at rellim.com said:
> >> PLL option in the Linux kernel that gets included when you say:
> >>   CONFIG_NTP_PPS=3Dy  
> > We never use that PLL.  No one should use that PLL with linux.  
> 
> [What do you mean "we", white man.]
> 
> Why not?  It works well on my systems.

Sure, until you lose sat lock and your kernel follows the random PLL
into nowhere land.

> If nothing else, we need to collect enough data to see how it compares to 
> other options.

Looking forward to it.  Also run a test where you cover the antenna.

RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
	gem at rellim.com  Tel:+1 541 382 8588
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