I> f you try "phc_ctl eth1 get" and "phc_ctl eth2 get" commands, is the > time roughly correct or is it in the past too?
It is in the past too. > The capture shows that the sync messages have correctionField set to > about -68135 seconds. That is very suspicious. What ist the meaning of the correctionField? Can you tell me where I can find more info on this? ________________________________ From: Miroslav Lichvar <mlich...@redhat.com> Sent: Thursday, December 16, 2021 9:35 AM To: Kirchhoff, Philip (SE GP T HG PE T 1 2) <philip.kirchh...@siemens-energy.com> Cc: linuxptp-users@lists.sourceforge.net <linuxptp-users@lists.sourceforge.net> Subject: Re: [Linuxptp-users] System Clock not synchronized correctly On Thu, Dec 16, 2021 at 07:54:14AM +0000, Kirchhoff, Philip wrote: > Hi, > > I have a problem with an embedded device running Timemaster/ptp4l. The ptp4l > says that it is synchronized to the GM but the system time is several hours > in the past. The device has two redundant ethernet ports (PRP). If you try "phc_ctl eth1 get" and "phc_ctl eth2 get" commands, is the time roughly correct or is it in the past too? > Please find attached the related log files and a wireshark capture. The capture shows that the sync messages have correctionField set to about -68135 seconds. That is very suspicious. -- Miroslav Lichvar
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