Re: [Linuxptp-users] Need help debugging failed clock synchronization

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

On Wed, Mar 16, 2016 at 08:20:33AM +0000, Ledda William EXT wrote:
> Hello,

> I remember that there were some discussion on the “clock jumped
> forward or running faster than expected”. It could be a problem in
> the driver. AFAIK Intel i350 uses igb driver, while 82574L e1000.

The 82574 needs the e1000e driver.

> So… Which driver are you using (run “ethtool –i <interface>” as
> root)? Have you tried to run ptp4l without phc2sys?

Right, phc2sys depends on ptp4l working properly.  So, to debug your
new HW, first run ptp4l all by itself.

Thanks,
Richard