Re: [Linuxptp-users] Linuxptp: clock jumps

[Keller, J. E <jac...@in...>]

On Tue, 2015-05-05 at 17:54 +0200, Richard Cochran wrote:
> On Tue, May 05, 2015 at 01:58:24PM +0000, Cognault Marc wrote:
> > This issue happens when both ptp4l and phc2sys are running, and doesn't happen if phc2sys is not started.
> > 
> > As this issue should have been solved with the e1000e rev 3.0.4, does somebody know where is the problem (linuxptp, e1000e , I218, ...) ?
> 
> This sounds very similar to a reported hardware issue with the
> I217-LM.  I have no idea about when or if Intel patched their driver.
> One person wrote me that he could trigger the bug by simply reading
> out the clock in a tight loop in a test program.
> 
> HTH,
> Richard

Richard,

You don't by chance still have that email? I am trying to find it in the
archive..

Regards,
Jake