Re: [Linuxptp-users] PTP Clock completely wrong on an Intel 82579L

[Richard C. <ric...@gm...>]

On Thu, Feb 23, 2017 at 11:20:26AM +0100, Norbert Lange wrote:
> Yeah, I seen that matrix, and both NICs are on that list. Still have
> some rather serious issues, one is completely useless (82579LM, e1000e
> driver) and the other (i354, igb driver) apparently wraps the timer
> very 18 minutes, losing their master role.

Looks like you aren't the only one with this issue:

  https://www.spinics.net/lists/kernel/msg2446767.html

So it does look like a bug where driver the driver selects the wrong
clock values.

Cheers,
Richard