Hi, I think the master's system clock and ptp clock is not synchronised to anything or to each other, could that be the problem ?
Thanks, Wen Bin Leong -----Original Message----- From: Miroslav Lichvar <mlich...@redhat.com> Sent: Wednesday, 12 February 2020 5:14 pm To: Wen Bin Leong <wenbin.le...@rapsodo.com> Cc: linuxptp-users@lists.sourceforge.net Subject: Re: [Linuxptp-users] ptp time delta between master and slave On Wed, Feb 12, 2020 at 09:03:15AM +0000, Wen Bin Leong wrote: > as you can see the nano sec of the slave side add up nicely, however the nano > sec of the master side jumps randomly, is this behaviour expected? And is the > offset expected ? I think that normally wouldn't be expected. How is the PHC on master synchronized? By phc2sys to the system clock? How is the system clock synchronized? PTP, NTP, reference clock? -- Miroslav Lichvar _______________________________________________ Linuxptp-users mailing list Linuxptp-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linuxptp-users