Hi Team,

Could you please suggest on the below query.

Thanks in advance !.

Thanks,
Raj




On Thu, 11 Aug, 2022, 11:34 PM Raj, <mailtoraj.b...@gmail.com> wrote:

> Hi Richard,
>
> Thanks for your Inputs, Sorry for the delay in  getting back to you.
>
> We have changed the priority as per your suggestion and found the below
> observation:
>
> Primary ECU is always selecetd as master and Alternate ECU is taking more
> time (10 sec to 3min(Approx)  randomly) to switch to slave mode when
> Primary ECU is active , And when Primary ECU lost Alternate ECU switching
> immediatly to GM role for other slave ECU.
>
> The question is why does Alternate ECU takes more time to select Primary
> ECU as GM ?
> What could be the expected time to switch Alternate ECU to slave mode when
> Primary ECU is active?
>
> Could you please suggest any configuration changes that could solve this
> issue.
>
> Unit  priority1
> ---------------
> GM-1  240
> GM-2  248
> OC    255
>
>
> We too tried with below priority in units, but did not see any improvement.
>
> Unit  priority1
> ---------------
> GM-1  126
> GM-2  127
> OC    128
>
> Below are the Alternate ECU logs with issue (timestamps highlighted in
> yellow color).
>
> *Alternate ECU Logs:*
>
> *================*
> *ptp4l[2624.648]: config item (null).assume_two_step is 1*
> ptp4l[2624.649]: config item (null).check_fup_sync is 0
> ptp4l[2624.649]: config item (null).tx_timestamp_timeout is 100
> ptp4l[2624.649]: config item (null).hwts_filter is 0
> ptp4l[2624.649]: config item (null).clock_servo is 0
> ptp4l[2624.649]: config item (null).clock_type is 32768
> ptp4l[2624.649]: config item (null).clock_servo is 0
> ptp4l[2624.649]: config item (null).clockClass is 240
> ptp4l[2624.649]: config item (null).clockAccuracy is 254
> ptp4l[2624.649]: config item (null).offsetScaledLogVariance is 65535
> ptp4l[2624.650]: config item (null).productDescription is ';;'
> ptp4l[2624.650]: config item (null).revisionData is ';;'
> ptp4l[2624.650]: config item (null).userDescription is ''
> ptp4l[2624.650]: config item (null).manufacturerIdentity is '00:00:00'
> ptp4l[2624.650]: config item (null).domainNumber is 0
> ptp4l[2624.650]: config item (null).slaveOnly is 0
> ptp4l[2624.650]: config item (null).gmCapable is 1
> ptp4l[2624.650]: config item (null).gmCapable is 1
> ptp4l[2624.651]: config item (null).G.8275.defaultDS.localPriority is 128
> ptp4l[2624.651]: config item (null).maxStepsRemoved is 255
> ptp4l[2624.651]: config item (null).time_stamping is 1
> ptp4l[2624.651]: config item (null).twoStepFlag is 1
> ptp4l[2624.651]: config item (null).twoStepFlag is 1
> ptp4l[2624.651]: config item (null).time_stamping is 1
> ptp4l[2624.651]: config item (null).priority1 is 242
> ptp4l[2624.651]: config item (null).priority2 is 248
> ptp4l[2624.652]: interface index 2 is up
> ptp4l[2624.653]: config item (null).free_running is 0
> ptp4l[2624.653]: selected /dev/ptp0 as PTP clock
> ptp4l[2624.653]: config item (null).clockIdentity is '000000.0000.000000'
> ptp4l[2624.653]: config item (null).uds_address is '/var/run/ptp4l'
> ptp4l[2624.653]: section item /var/run/ptp4l.announceReceiptTimeout now 0
> ptp4l[2624.653]: section item /var/run/ptp4l.delay_mechanism now 0
> ptp4l[2624.654]: section item /var/run/ptp4l.network_transport now 0
> ptp4l[2624.654]: section item /var/run/ptp4l.delay_filter_length now 1
> ptp4l[2624.654]: config item (null).free_running is 0
> ptp4l[2624.654]: config item (null).freq_est_interval is 1
> ptp4l[2624.654]: config item (null).write_phase_mode is 0
> ptp4l[2624.654]: config item (null).gmCapable is 1
> ptp4l[2624.654]: config item (null).kernel_leap is 1
> ptp4l[2624.654]: config item (null).utc_offset is 0
> ptp4l[2624.654]: config item (null).timeSource is 32
> ptp4l[2624.654]: config item (null).pi_proportional_const is 0.000000
> ptp4l[2624.655]: config item (null).pi_integral_const is 0.000000
> ptp4l[2624.655]: config item (null).pi_proportional_scale is 0.000000
> ptp4l[2624.655]: config item (null).pi_proportional_exponent is -0.300000
> ptp4l[2624.655]: config item (null).pi_proportional_norm_max is 0.700000
> ptp4l[2624.655]: config item (null).pi_integral_scale is 0.000000
> ptp4l[2624.655]: config item (null).pi_integral_exponent is 0.400000
> ptp4l[2624.655]: config item (null).pi_integral_norm_max is 0.300000
> ptp4l[2624.655]: config item (null).step_threshold is 1.000000
> ptp4l[2624.655]: config item (null).first_step_threshold is 0.000020
> ptp4l[2624.656]: config item (null).max_frequency is 900000000
> ptp4l[2624.656]: config item (null).servo_offset_threshold is 30
> ptp4l[2624.656]: config item (null).servo_num_offset_values is 10
> ptp4l[2624.656]: config item (null).dataset_comparison is 0
> ptp4l[2624.656]: config item (null).tsproc_mode is 0
> ptp4l[2624.656]: config item (null).delay_filter is 1
> ptp4l[2624.656]: config item (null).delay_filter_length is 10
> ptp4l[2624.656]: config item (null).initial_delay is 0
> ptp4l[2624.656]: config item (null).summary_interval is 0
> ptp4l[2624.656]: config item (null).sanity_freq_limit is 200000000
> ptp4l[2624.656]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2624.657]: config item /var/run/ptp4l.boundary_clock_jbod is 0
> ptp4l[2624.657]: config item /var/run/ptp4l.network_transport is 0
> ptp4l[2624.657]: config item /var/run/ptp4l.masterOnly is 0
> ptp4l[2624.657]: config item /var/run/ptp4l.BMCA is 0
> ptp4l[2624.657]: config item /var/run/ptp4l.delayAsymmetry is 0
> ptp4l[2624.657]: config item /var/run/ptp4l.follow_up_info is 1
> ptp4l[2624.657]: config item /var/run/ptp4l.freq_est_interval is 1
> ptp4l[2624.657]: config item /var/run/ptp4l.msg_interval_request is 1
> ptp4l[2624.657]: config item /var/run/ptp4l.net_sync_monitor is 0
> ptp4l[2624.657]: config item /var/run/ptp4l.path_trace_enabled is 1
> ptp4l[2624.658]: config item /var/run/ptp4l.tc_spanning_tree is 0
> ptp4l[2624.658]: config item /var/run/ptp4l.ingressLatency is 1086
> ptp4l[2624.658]: config item /var/run/ptp4l.egressLatency is 753
> ptp4l[2624.658]: config item /var/run/ptp4l.delay_mechanism is 0
> ptp4l[2624.658]: config item /var/run/ptp4l.hybrid_e2e is 0
> ptp4l[2624.658]: config item /var/run/ptp4l.fault_badpeernet_interval is 16
> ptp4l[2624.658]: config item /var/run/ptp4l.fault_reset_interval is 4
> ptp4l[2624.658]: config item /var/run/ptp4l.tsproc_mode is 0
> ptp4l[2624.658]: config item /var/run/ptp4l.delay_filter is 1
> ptp4l[2624.658]: config item /var/run/ptp4l.delay_filter_length is 1
> ptp4l[2624.659]: config item (null).slave_event_monitor is ''
> ptp4l[2624.659]: config item eth0.boundary_clock_jbod is 0
> ptp4l[2624.659]: config item eth0.network_transport is 3
> ptp4l[2624.659]: config item eth0.masterOnly is 0
> ptp4l[2624.659]: config item eth0.BMCA is 0
> ptp4l[2624.659]: config item eth0.delayAsymmetry is 0
> ptp4l[2624.659]: config item eth0.follow_up_info is 1
> ptp4l[2624.659]: config item eth0.freq_est_interval is 1
> ptp4l[2624.659]: config item eth0.msg_interval_request is 1
> ptp4l[2624.659]: config item eth0.net_sync_monitor is 0
> ptp4l[2624.659]: config item eth0.path_trace_enabled is 1
> ptp4l[2624.660]: config item eth0.tc_spanning_tree is 0
> ptp4l[2624.660]: config item eth0.ingressLatency is 1086
> ptp4l[2624.660]: config item eth0.egressLatency is 753
> ptp4l[2624.660]: config item eth0.delay_mechanism is 2
> ptp4l[2624.660]: config item eth0.unicast_master_table is 0
> ptp4l[2624.660]: config item eth0.unicast_listen is 0
> ptp4l[2624.660]: config item eth0.hybrid_e2e is 0
> ptp4l[2624.660]: config item eth0.fault_badpeernet_interval is 16
> ptp4l[2624.660]: config item eth0.fault_reset_interval is 4
> ptp4l[2624.661]: config item eth0.tsproc_mode is 0
> ptp4l[2624.661]: config item eth0.delay_filter is 1
> ptp4l[2624.661]: config item eth0.delay_filter_length is 10
> ptp4l[2624.661]: config item eth0.logMinDelayReqInterval is 0
> ptp4l[2624.661]: config item eth0.logAnnounceInterval is 1
> ptp4l[2624.661]: config item eth0.inhibit_announce is 0
> ptp4l[2624.661]: config item eth0.ignore_source_id is 0
> ptp4l[2624.661]: config item eth0.announceReceiptTimeout is 3
> ptp4l[2624.661]: config item eth0.syncReceiptTimeout is 3
> ptp4l[2624.661]: config item eth0.transportSpecific is 1
> ptp4l[2624.661]: config item eth0.ignore_transport_specific is 0
> ptp4l[2624.662]: config item eth0.G.8275.portDS.localPriority is 128
> ptp4l[2624.662]: config item eth0.logSyncInterval is -3
> ptp4l[2624.662]: config item eth0.operLogSyncInterval is 0
> ptp4l[2624.662]: config item eth0.logMinPdelayReqInterval is 0
> ptp4l[2624.662]: config item eth0.operLogPdelayReqInterval is 0
> ptp4l[2624.662]: config item eth0.neighborPropDelayThresh is 20000000
> ptp4l[2624.662]: config item eth0.min_neighbor_prop_delay is -20000000
> ptp4l[2624.662]: config item eth0.asCapable is 0
> ptp4l[2624.662]: config item eth0.inhibit_delay_req is 0
> ptp4l[2624.663]: config item eth0.ptp_dst_mac is '01:80:C2:00:00:0E'
> ptp4l[2624.663]: config item eth0.p2p_dst_mac is '01:80:C2:00:00:0E'
> ptp4l[2624.663]: config item global.socket_priority is 0
> ptp4l[2624.750]: port 1: INITIALIZING to LISTENING on INIT_COMPLETE
> ptp4l[2624.750]: config item /var/run/ptp4l.logMinDelayReqInterval is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.logAnnounceInterval is 1
> ptp4l[2624.751]: config item /var/run/ptp4l.inhibit_announce is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.ignore_source_id is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.announceReceiptTimeout is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.syncReceiptTimeout is 3
> ptp4l[2624.751]: config item /var/run/ptp4l.transportSpecific is 1
> ptp4l[2624.751]: config item /var/run/ptp4l.ignore_transport_specific is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.G.8275.portDS.localPriority is
> 128
> ptp4l[2624.751]: config item /var/run/ptp4l.logSyncInterval is -3
> ptp4l[2624.751]: config item /var/run/ptp4l.operLogSyncInterval is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.logMinPdelayReqInterval is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.operLogPdelayReqInterval is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.neighborPropDelayThresh is
> 20000000
> ptp4l[2624.751]: config item /var/run/ptp4l.min_neighbor_prop_delay is
> -20000000
> ptp4l[2624.751]: config item /var/run/ptp4l.asCapable is 0
> ptp4l[2624.751]: config item /var/run/ptp4l.inhibit_delay_req is 0
> ptp4l[2624.752]: config item (null).uds_address is '/var/run/ptp4l'
> ptp4l[2624.752]: port 0: INITIALIZING to LISTENING on INIT_COMPLETE
> ptp4l[2624.752]: port 1: ignoring message
> ptp4l[2624.752]: port 1: ignoring message
> ptp4l[2624.752]: port 1: received link status notification
> ptp4l[2624.752]: interface index 2 is up
> ptp4l[2624.946]: port 1: peer port id set to 020021.fffe.120104-14
> ptp4l[2625.750]: port 1: delay timeout
> ptp4l[2625.751]: delay   filtered       1800   raw       1800
> ptp4l[2625.951]: port 1: new foreign master 020021.fffe.120104-14
> ptp4l[2626.751]: port 1: delay timeout
> ptp4l[2626.752]: delay   filtered       1781   raw       1762
> ptp4l[2627.751]: port 1: delay timeout
> ptp4l[2627.753]: delay   filtered       1794   raw       1794
> ptp4l[2627.976]: selected best master clock 0022a0.fffe.000106
> ptp4l[2627.977]: port 1: LISTENING to UNCALIBRATED on RS_SLAVE
> ptp4l[2628.593]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2628.752]: port 1: delay timeout
> ptp4l[2628.753]: delay   filtered       1790   raw       1786
> ptp4l[2628.969]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2629.720]: rms 11056 max 14837 freq -12939 +/- 7796 delay  1790 +/-
>   0
> ptp4l[2629.752]: port 1: delay timeout
> ptp4l[2629.753]: delay   filtered       1786   raw       1767
> ptp4l[2630.721]: rms 2243 max 3485 freq  -5729 +/- 2875 delay  1786 +/-   0
> ptp4l[2630.752]: port 1: delay timeout
> ptp4l[2630.754]: delay   filtered       1790   raw       1797
> ptp4l[2631.721]: rms 3655 max 3827 freq   +615 +/- 910 delay  1790 +/-   0
> ptp4l[2631.753]: port 1: delay timeout
> ptp4l[2631.754]: delay   filtered       1786   raw       1750
> ptp4l[2632.724]: rms 2243 max 3059 freq  +1754 +/- 115 delay  1786 +/-   0
> ptp4l[2632.753]: port 1: delay timeout
> ptp4l[2632.755]: delay   filtered       1790   raw       1802
> ptp4l[2633.723]: rms  710 max 1222 freq  +1030 +/- 270 delay  1790 +/-   0
> ptp4l[2633.754]: port 1: delay timeout
> ptp4l[2633.756]: delay   filtered       1786   raw       1784
> ptp4l[2634.724]: rms  152 max  203 freq   +244 +/- 187 delay  1786 +/-   0
> ptp4l[2634.754]: port 1: delay timeout
> ptp4l[2634.756]: delay   filtered       1785   raw       1776
> ptp4l[2635.725]: rms  227 max  298 freq   -131 +/-  62 delay  1785 +/-   0
> ptp4l[2635.755]: port 1: delay timeout
> ptp4l[2635.758]: delay   filtered       1782   raw       1780
> ptp4l[2636.725]: rms  101 max  137 freq   -124 +/-  33 delay  1782 +/-   0
> ptp4l[2636.757]: port 1: delay timeout
> ptp4l[2636.759]: delay   filtered       1785   raw       1802
> ptp4l[2637.727]: rms   46 max   82 freq   -109 +/-  34 delay  1785 +/-   0
> ptp4l[2637.758]: port 1: delay timeout
> ptp4l[2637.759]: delay   filtered       1785   raw       1792
> ptp4l[2638.727]: rms   45 max   77 freq    -40 +/-  59 delay  1785 +/-   0
> ptp4l[2638.758]: port 1: delay timeout
> ptp4l[2638.760]: delay   filtered       1785   raw       1786
> ptp4l[2639.603]: port 1: rx sync timeout
> ptp4l[2639.604]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2639.605]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2639.607]: port 1: assuming the grand master role
> ptp4l[2639.608]: port 1: master tx announce timeout
> ptp4l[2639.759]: port 1: delay timeout
> ptp4l[2639.760]: delay   filtered       1786   raw       1786
> ptp4l[2640.605]: port 1: master sync timeout
> ptp4l[2640.759]: port 1: delay timeout
> ptp4l[2640.761]: delay   filtered       1785   raw       1778
> ptp4l[2641.030]: selected best master clock 0022a0.fffe.000106
> ptp4l[2641.031]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2641.104]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2641.229]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2641.760]: port 1: delay timeout
> ptp4l[2641.761]: delay   filtered       1786   raw       1790
> ptp4l[2642.105]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2642.230]: rms   97 max  199 freq    -76 +/- 212 delay  1786 +/-   0
> ptp4l[2642.760]: port 1: delay timeout
> ptp4l[2642.762]: delay   filtered       1785   raw       1782
> ptp4l[2643.231]: rms  241 max  268 freq    -44 +/-  74 delay  1785 +/-   0
> ptp4l[2643.761]: port 1: delay timeout
> ptp4l[2643.762]: delay   filtered       1784   raw       1782
> ptp4l[2644.231]: rms  177 max  248 freq    +86 +/-  34 delay  1784 +/-   0
> ptp4l[2644.761]: port 1: delay timeout
> ptp4l[2644.763]: delay   filtered       1786   raw       1804
> ptp4l[2645.232]: rms   91 max  128 freq    +99 +/-  29 delay  1786 +/-   0
> ptp4l[2645.762]: port 1: delay timeout
> ptp4l[2645.764]: delay   filtered       1786   raw       1756
> ptp4l[2646.233]: rms   30 max   65 freq    +23 +/-  42 delay  1786 +/-   0
> ptp4l[2646.762]: port 1: delay timeout
> ptp4l[2646.765]: delay   filtered       1786   raw       1788
> ptp4l[2647.234]: rms   31 max   41 freq    -22 +/-  31 delay  1786 +/-   0
> ptp4l[2647.764]: port 1: delay timeout
> ptp4l[2647.765]: delay   filtered       1784   raw       1780
> ptp4l[2647.984]: port 1: rx sync timeout
> ptp4l[2647.985]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2647.985]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2647.985]: port 1: assuming the grand master role
> ptp4l[2647.986]: port 1: master tx announce timeout
> ptp4l[2648.764]: port 1: delay timeout
> ptp4l[2648.765]: delay   filtered       1784   raw       1792
> ptp4l[2648.985]: port 1: master sync timeout
> ptp4l[2649.068]: selected best master clock 0022a0.fffe.000106
> ptp4l[2649.068]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2649.486]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2649.611]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2649.764]: port 1: delay timeout
> ptp4l[2649.765]: delay   filtered       1785   raw       1802
> ptp4l[2650.111]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2650.361]: rms   38 max   54 freq   -123 +/- 128 delay  1784 +/-   0
> ptp4l[2650.764]: port 1: delay timeout
> ptp4l[2650.766]: delay   filtered       1785   raw       1774
> ptp4l[2651.362]: rms  100 max  149 freq    -74 +/-  59 delay  1785 +/-   0
> ptp4l[2651.765]: port 1: delay timeout
> ptp4l[2651.766]: delay   filtered       1785   raw       1806
> ptp4l[2652.363]: rms  114 max  170 freq    +62 +/-  30 delay  1785 +/-   0
> ptp4l[2652.765]: port 1: delay timeout
> ptp4l[2652.767]: delay   filtered       1790   raw       1796
> ptp4l[2653.364]: rms   54 max   96 freq    +38 +/-  47 delay  1790 +/-   0
> ptp4l[2653.765]: port 1: delay timeout
> ptp4l[2653.767]: delay   filtered       1790   raw       1768
> ptp4l[2654.364]: rms   37 max   43 freq    +39 +/-  41 delay  1790 +/-   0
> ptp4l[2654.766]: port 1: delay timeout
> ptp4l[2654.767]: delay   filtered       1790   raw       1800
> ptp4l[2655.615]: port 1: rx sync timeout
> ptp4l[2655.616]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2655.618]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2655.619]: port 1: assuming the grand master role
> ptp4l[2655.620]: port 1: master tx announce timeout
> ptp4l[2655.766]: port 1: delay timeout
> ptp4l[2655.768]: delay   filtered       1790   raw       1762
> ptp4l[2656.618]: port 1: master sync timeout
> ptp4l[2656.767]: port 1: delay timeout
> ptp4l[2656.769]: delay   filtered       1793   raw       1794
> ptp4l[2657.097]: selected best master clock 0022a0.fffe.000106
> ptp4l[2657.098]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2657.117]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2657.242]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2657.768]: port 1: delay timeout
> ptp4l[2657.770]: delay   filtered       1793   raw       1766
> ptp4l[2657.867]: rms   26 max   44 freq     +5 +/-  34 delay  1792 +/-   2
> ptp4l[2658.117]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2658.769]: port 1: delay timeout
> ptp4l[2658.770]: delay   filtered       1795   raw       1798
> ptp4l[2658.868]: rms  135 max  221 freq   +207 +/- 130 delay  1795 +/-   0
> ptp4l[2659.769]: port 1: delay timeout
> ptp4l[2659.771]: delay   filtered       1787   raw       1780
> ptp4l[2659.869]: rms  208 max  236 freq    -60 +/-  49 delay  1787 +/-   0
> ptp4l[2660.770]: port 1: delay timeout
> ptp4l[2660.771]: delay   filtered       1787   raw       1780
> ptp4l[2660.870]: rms  110 max  179 freq    -78 +/-  46 delay  1787 +/-   0
> ptp4l[2661.770]: port 1: delay timeout
> ptp4l[2661.771]: delay   filtered       1786   raw       1792
> ptp4l[2661.870]: rms   55 max  108 freq    -47 +/-  60 delay  1786 +/-   0
> ptp4l[2662.770]: port 1: delay timeout
> ptp4l[2662.771]: delay   filtered       1780   raw       1774
> ptp4l[2662.871]: rms   34 max   75 freq    -15 +/-  47 delay  1780 +/-   0
> ptp4l[2663.246]: port 1: rx sync timeout
> ptp4l[2663.247]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2663.247]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2663.247]: port 1: assuming the grand master role
> ptp4l[2663.248]: port 1: master tx announce timeout
> ptp4l[2663.770]: port 1: delay timeout
> ptp4l[2663.772]: delay   filtered       1786   raw       1796
> ptp4l[2664.247]: port 1: master sync timeout
> ptp4l[2664.771]: port 1: delay timeout
> ptp4l[2664.773]: delay   filtered       1780   raw       1776
> ptp4l[2665.129]: selected best master clock 0022a0.fffe.000106
> ptp4l[2665.129]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2665.374]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2665.499]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2665.772]: port 1: delay timeout
> ptp4l[2665.773]: delay   filtered       1784   raw       1788
> ptp4l[2666.125]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2666.750]: rms  107 max  155 freq    -75 +/- 133 delay  1784 +/-   0
> ptp4l[2666.772]: port 1: delay timeout
> ptp4l[2666.773]: delay   filtered       1780   raw       1780
> ptp4l[2667.751]: rms  150 max  203 freq    +53 +/-  38 delay  1780 +/-   0
> ptp4l[2667.772]: port 1: delay timeout
> ptp4l[2667.774]: delay   filtered       1780   raw       1760
> ptp4l[2668.752]: rms   86 max  140 freq    +76 +/-  36 delay  1780 +/-   0
> ptp4l[2668.773]: port 1: delay timeout
> ptp4l[2668.775]: delay   filtered       1780   raw       1802
> ptp4l[2669.753]: rms   49 max  110 freq    +68 +/-  48 delay  1780 +/-   0
> ptp4l[2669.774]: port 1: delay timeout
> ptp4l[2669.776]: delay   filtered       1784   raw       1796
> ptp4l[2670.754]: rms   45 max   84 freq     +9 +/-  59 delay  1784 +/-   0
> ptp4l[2670.775]: port 1: delay timeout
> ptp4l[2670.777]: delay   filtered       1788   raw       1788
> ptp4l[2671.504]: port 1: rx sync timeout
> ptp4l[2671.505]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2671.505]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2671.505]: port 1: assuming the grand master role
> ptp4l[2671.506]: port 1: master tx announce timeout
> ptp4l[2671.776]: port 1: delay timeout
> ptp4l[2671.778]: delay   filtered       1784   raw       1770
> ptp4l[2672.505]: port 1: master sync timeout
> ptp4l[2672.777]: port 1: delay timeout
> ptp4l[2672.778]: delay   filtered       1788   raw       1790
> ptp4l[2673.162]: selected best master clock 0022a0.fffe.000106
> ptp4l[2673.162]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2673.632]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2673.757]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2673.777]: port 1: delay timeout
> ptp4l[2673.778]: delay   filtered       1788   raw       1802
> ptp4l[2674.132]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2674.382]: rms   24 max   42 freq    -14 +/-  66 delay  1788 +/-   0
> ptp4l[2674.777]: port 1: delay timeout
> ptp4l[2674.779]: delay   filtered       1789   raw       1794
> ptp4l[2675.383]: rms   58 max  103 freq    -19 +/-  55 delay  1789 +/-   0
> ptp4l[2675.778]: port 1: delay timeout
> ptp4l[2675.780]: delay   filtered       1792   raw       1796
> ptp4l[2676.384]: rms   66 max  127 freq    +51 +/-  49 delay  1792 +/-   0
> ptp4l[2676.779]: port 1: delay timeout
> ptp4l[2676.781]: delay   filtered       1792   raw       1788
> ptp4l[2677.260]: port 1: rx sync timeout
> ptp4l[2677.262]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2677.264]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2677.266]: port 1: assuming the grand master role
> ptp4l[2677.267]: port 1: master tx announce timeout
> ptp4l[2677.780]: port 1: delay timeout
> ptp4l[2677.783]: delay   filtered       1792   raw       1782
> ptp4l[2678.264]: port 1: master sync timeout
> ptp4l[2678.782]: port 1: delay timeout
> ptp4l[2678.783]: delay   filtered       1792   raw       1802
> ptp4l[2679.183]: selected best master clock 0022a0.fffe.000106
> ptp4l[2679.183]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2679.388]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2679.513]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2679.782]: port 1: delay timeout
> ptp4l[2679.784]: delay   filtered       1789   raw       1774
> ptp4l[2680.139]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2680.264]: rms   48 max   91 freq   +130 +/- 268 delay  1790 +/-   2
> ptp4l[2680.782]: port 1: delay timeout
> ptp4l[2680.784]: delay   filtered       1792   raw       1794
> ptp4l[2681.265]: rms  269 max  302 freq   +135 +/- 135 delay  1792 +/-   0
> ptp4l[2681.783]: port 1: delay timeout
> ptp4l[2681.785]: delay   filtered       1792   raw       1786
> ptp4l[2682.266]: rms  260 max  336 freq   -146 +/-  37 delay  1792 +/-   0
> ptp4l[2682.784]: port 1: delay timeout
> ptp4l[2682.786]: delay   filtered       1792   raw       1790
> ptp4l[2683.266]: rms  111 max  166 freq   -112 +/-  56 delay  1792 +/-   0
> ptp4l[2683.785]: port 1: delay timeout
> ptp4l[2683.786]: delay   filtered       1789   raw       1772
> ptp4l[2684.268]: rms   40 max   72 freq    -63 +/-  45 delay  1789 +/-   0
> ptp4l[2684.786]: port 1: delay timeout
> ptp4l[2684.788]: delay   filtered       1789   raw       1794
> ptp4l[2685.268]: rms   49 max   84 freq    +16 +/-  51 delay  1789 +/-   0
> ptp4l[2685.643]: port 1: rx sync timeout
> ptp4l[2685.644]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2685.644]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2685.645]: port 1: assuming the grand master role
> ptp4l[2685.646]: port 1: master tx announce timeout
> ptp4l[2685.787]: port 1: delay timeout
> ptp4l[2685.789]: delay   filtered       1787   raw       1786
> ptp4l[2686.644]: port 1: master sync timeout
> ptp4l[2686.788]: port 1: delay timeout
> ptp4l[2686.790]: delay   filtered       1786   raw       1768
> ptp4l[2687.220]: selected best master clock 0022a0.fffe.000106
> ptp4l[2687.221]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2687.646]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2687.771]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2687.789]: port 1: delay timeout
> ptp4l[2687.791]: delay   filtered       1786   raw       1770
> ptp4l[2688.147]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2688.772]: rms   82 max  130 freq    +29 +/-  93 delay  1786 +/-   0
> ptp4l[2688.790]: port 1: delay timeout
> ptp4l[2688.791]: delay   filtered       1786   raw       1792
> ptp4l[2689.773]: rms   75 max  130 freq    +58 +/-  34 delay  1786 +/-   0
> ptp4l[2689.790]: port 1: delay timeout
> ptp4l[2689.791]: delay   filtered       1786   raw       1772
> ptp4l[2690.774]: rms   47 max  102 freq    +45 +/-  54 delay  1786 +/-   0
> ptp4l[2690.791]: port 1: delay timeout
> ptp4l[2690.792]: delay   filtered       1786   raw       1794
> ptp4l[2691.775]: rms   30 max   63 freq     -3 +/-  38 delay  1786 +/-   0
> ptp4l[2691.791]: port 1: delay timeout
> ptp4l[2691.792]: delay   filtered       1785   raw       1784
> ptp4l[2692.150]: port 1: rx sync timeout
> ptp4l[2692.150]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2692.150]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2692.150]: port 1: assuming the grand master role
> ptp4l[2692.151]: port 1: master tx announce timeout
> ptp4l[2692.791]: port 1: delay timeout
> ptp4l[2692.793]: delay   filtered       1785   raw       1786
> ptp4l[2693.150]: port 1: master sync timeout
> ptp4l[2693.242]: selected best master clock 0022a0.fffe.000106
> ptp4l[2693.242]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2693.652]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2693.777]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2693.792]: port 1: delay timeout
> ptp4l[2693.793]: delay   filtered       1786   raw       1796
> ptp4l[2694.152]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2694.778]: rms   71 max  128 freq     +0 +/- 121 delay  1786 +/-   0
> ptp4l[2694.792]: port 1: delay timeout
> ptp4l[2694.793]: delay   filtered       1786   raw       1788
> ptp4l[2695.779]: rms   73 max  109 freq    +22 +/-  51 delay  1786 +/-   0
> ptp4l[2695.792]: port 1: delay timeout
> ptp4l[2695.794]: delay   filtered       1785   raw       1768
> ptp4l[2696.779]: rms   46 max   98 freq    +28 +/-  44 delay  1785 +/-   0
> ptp4l[2696.793]: port 1: delay timeout
> ptp4l[2696.794]: delay   filtered       1787   raw       1790
> ptp4l[2697.530]: port 1: rx sync timeout
> ptp4l[2697.530]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2697.530]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2697.530]: port 1: assuming the grand master role
> ptp4l[2697.532]: port 1: master tx announce timeout
> ptp4l[2697.793]: port 1: delay timeout
> ptp4l[2697.794]: delay   filtered       1787   raw       1770
> ptp4l[2698.530]: port 1: master sync timeout
> ptp4l[2698.793]: port 1: delay timeout
> ptp4l[2698.795]: delay   filtered       1785   raw       1772
> ptp4l[2699.265]: selected best master clock 0022a0.fffe.000106
> ptp4l[2699.265]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2699.657]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2699.782]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2699.794]: port 1: delay timeout
> ptp4l[2699.795]: delay   filtered       1787   raw       1802
> ptp4l[2700.158]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2700.408]: rms   55 max  108 freq   -106 +/- 216 delay  1787 +/-   0
> ptp4l[2700.794]: port 1: delay timeout
> ptp4l[2700.797]: delay   filtered       1786   raw       1786
> ptp4l[2701.409]: rms  211 max  237 freq    -46 +/-  81 delay  1786 +/-   0
> ptp4l[2701.796]: port 1: delay timeout
> ptp4l[2701.798]: delay   filtered       1786   raw       1768
> ptp4l[2702.410]: rms  177 max  245 freq   +112 +/-  38 delay  1786 +/-   0
> ptp4l[2702.797]: port 1: delay timeout
> ptp4l[2702.799]: delay   filtered       1787   raw       1800
> ptp4l[2703.410]: rms   77 max  137 freq    +94 +/-  34 delay  1787 +/-   0
> ptp4l[2703.798]: port 1: delay timeout
> ptp4l[2703.800]: delay   filtered       1779   raw       1772
> ptp4l[2704.411]: rms   34 max   59 freq    +67 +/-  37 delay  1779 +/-   0
> ptp4l[2704.799]: port 1: delay timeout
> ptp4l[2704.801]: delay   filtered       1779   raw       1806
> ptp4l[2705.412]: rms   45 max   86 freq    -14 +/-  43 delay  1779 +/-   0
> ptp4l[2705.787]: port 1: rx sync timeout
> ptp4l[2705.787]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2705.787]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2705.787]: port 1: assuming the grand master role
> ptp4l[2705.788]: port 1: master tx announce timeout
> ptp4l[2705.800]: port 1: delay timeout
> ptp4l[2705.802]: delay   filtered       1786   raw       1786
> ptp4l[2706.787]: port 1: master sync timeout
> ptp4l[2706.801]: port 1: delay timeout
> ptp4l[2706.802]: delay   filtered       1779   raw       1768
> ptp4l[2707.297]: selected best master clock 0022a0.fffe.000106
> ptp4l[2707.297]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2707.790]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2707.801]: port 1: delay timeout
> ptp4l[2707.803]: delay   filtered       1782   raw       1778
> ptp4l[2707.917]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2708.166]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2708.791]: rms   35 max   80 freq    +38 +/-  43 delay  1782 +/-   0
> ptp4l[2708.801]: port 1: delay timeout
> ptp4l[2708.804]: delay   filtered       1784   raw       1782
> ptp4l[2709.792]: rms   43 max   58 freq    +22 +/-  57 delay  1784 +/-   0
> ptp4l[2709.803]: port 1: delay timeout
> ptp4l[2709.804]: delay   filtered       1780   raw       1774
> ptp4l[2710.667]: port 1: rx sync timeout
> ptp4l[2710.667]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2710.667]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2710.667]: port 1: assuming the grand master role
> ptp4l[2710.668]: port 1: master tx announce timeout
> ptp4l[2710.804]: port 1: delay timeout
> ptp4l[2710.805]: delay   filtered       1780   raw       1784
> ptp4l[2711.667]: port 1: master sync timeout
> ptp4l[2711.804]: port 1: delay timeout
> ptp4l[2711.805]: delay   filtered       1780   raw       1776
> ptp4l[2712.315]: selected best master clock 0022a0.fffe.000106
> ptp4l[2712.315]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2712.794]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2712.804]: port 1: delay timeout
> ptp4l[2712.805]: delay   filtered       1780   raw       1786
> ptp4l[2712.919]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2713.170]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2713.295]: rms   84 max  154 freq   +123 +/- 263 delay  1780 +/-   0
> ptp4l[2713.805]: port 1: delay timeout
> ptp4l[2713.806]: delay   filtered       1783   raw       1788
> ptp4l[2714.296]: rms  299 max  365 freq    +92 +/- 145 delay  1783 +/-   0
> ptp4l[2714.805]: port 1: delay timeout
> ptp4l[2714.806]: delay   filtered       1780   raw       1778
> ptp4l[2715.298]: rms  249 max  407 freq   -137 +/-  55 delay  1780 +/-   0
> ptp4l[2715.805]: port 1: delay timeout
> ptp4l[2715.807]: delay   filtered       1778   raw       1778
> ptp4l[2716.299]: rms  110 max  170 freq   -119 +/-  44 delay  1778 +/-   0
> ptp4l[2716.805]: port 1: delay timeout
> ptp4l[2716.807]: delay   filtered       1780   raw       1800
> ptp4l[2717.299]: rms   36 max   74 freq    -27 +/-  50 delay  1780 +/-   0
> ptp4l[2717.806]: port 1: delay timeout
> ptp4l[2717.808]: delay   filtered       1780   raw       1770
> ptp4l[2718.549]: port 1: rx sync timeout
> ptp4l[2718.549]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2718.549]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2718.549]: port 1: assuming the grand master role
> ptp4l[2718.553]: port 1: master tx announce timeout
> ptp4l[2718.806]: port 1: delay timeout
> ptp4l[2718.807]: delay   filtered       1781   raw       1800
> ptp4l[2719.549]: port 1: master sync timeout
> ptp4l[2719.806]: port 1: delay timeout
> ptp4l[2719.808]: delay   filtered       1781   raw       1772
> ptp4l[2720.347]: selected best master clock 0022a0.fffe.000106
> ptp4l[2720.347]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2720.676]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2720.801]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2720.807]: port 1: delay timeout
> ptp4l[2720.808]: delay   filtered       1782   raw       1792
> ptp4l[2720.927]: rms   68 max  174 freq    +24 +/-  89 delay  1781 +/-   1
> ptp4l[2721.177]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2721.807]: port 1: delay timeout
> ptp4l[2721.809]: delay   filtered       1787   raw       1794
> ptp4l[2721.927]: rms   69 max   94 freq   +105 +/-  66 delay  1787 +/-   0
> ptp4l[2722.808]: port 1: delay timeout
> ptp4l[2722.809]: delay   filtered       1786   raw       1784
> ptp4l[2722.928]: rms   19 max   39 freq    +40 +/-  25 delay  1786 +/-   0
> ptp4l[2723.553]: port 1: rx sync timeout
> ptp4l[2723.554]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2723.555]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2723.555]: port 1: assuming the grand master role
> ptp4l[2723.556]: port 1: master tx announce timeout
> ptp4l[2723.808]: port 1: delay timeout
> ptp4l[2723.809]: delay   filtered       1784   raw       1784
> ptp4l[2724.555]: port 1: master sync timeout
> ptp4l[2724.808]: port 1: delay timeout
> ptp4l[2724.809]: delay   filtered       1788   raw       1796
> ptp4l[2725.370]: selected best master clock 0022a0.fffe.000106
> ptp4l[2725.370]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2725.680]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2725.806]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2725.809]: port 1: delay timeout
> ptp4l[2725.810]: delay   filtered       1788   raw       1776
> ptp4l[2726.181]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2726.556]: rms   32 max   71 freq     +9 +/-  34 delay  1788 +/-   0
> ptp4l[2726.809]: port 1: delay timeout
> ptp4l[2726.810]: delay   filtered       1786   raw       1788
> ptp4l[2727.557]: rms   30 max   45 freq    -11 +/-  35 delay  1786 +/-   0
> ptp4l[2727.809]: port 1: delay timeout
> ptp4l[2727.811]: delay   filtered       1786   raw       1770
> ptp4l[2728.683]: port 1: rx sync timeout
> ptp4l[2728.683]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2728.683]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2728.683]: port 1: assuming the grand master role
> ptp4l[2728.687]: port 1: master tx announce timeout
> ptp4l[2728.810]: port 1: delay timeout
> ptp4l[2728.812]: delay   filtered       1786   raw       1790
> ptp4l[2729.683]: port 1: master sync timeout
> ptp4l[2729.811]: port 1: delay timeout
> ptp4l[2729.812]: delay   filtered       1789   raw       1800
> ptp4l[2730.388]: selected best master clock 0022a0.fffe.000106
> ptp4l[2730.388]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2730.809]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2730.811]: port 1: delay timeout
> ptp4l[2730.812]: delay   filtered       1786   raw       1782
> ptp4l[2730.935]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2731.060]: rms   33 max   49 freq    +29 +/-  43 delay  1786 +/-   0
> ptp4l[2731.185]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2731.811]: port 1: delay timeout
> ptp4l[2731.813]: delay   filtered       1786   raw       1792
> ptp4l[2732.060]: rms   55 max   86 freq   +109 +/-  64 delay  1786 +/-   0
> ptp4l[2732.812]: port 1: delay timeout
> ptp4l[2732.813]: delay   filtered       1786   raw       1772
> ptp4l[2733.061]: rms  101 max  137 freq    -44 +/-  61 delay  1786 +/-   0
> ptp4l[2733.812]: port 1: delay timeout
> ptp4l[2733.813]: delay   filtered       1789   raw       1794
> ptp4l[2734.062]: rms   49 max  109 freq     -8 +/-  62 delay  1789 +/-   0
> ptp4l[2734.562]: port 1: rx sync timeout
> ptp4l[2734.562]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2734.562]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2734.562]: port 1: assuming the grand master role
> ptp4l[2734.567]: port 1: master tx announce timeout
> ptp4l[2734.812]: port 1: delay timeout
> ptp4l[2734.814]: delay   filtered       1789   raw       1794
> ptp4l[2735.562]: port 1: master sync timeout
> ptp4l[2735.812]: port 1: delay timeout
> ptp4l[2735.815]: delay   filtered       1789   raw       1784
> ptp4l[2736.414]: selected best master clock 0022a0.fffe.000106
> ptp4l[2736.414]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2736.689]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2736.813]: port 1: delay timeout
> ptp4l[2736.814]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2736.815]: delay   filtered       1791   raw       1806
> ptp4l[2737.190]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2737.690]: rms   67 max  111 freq    +63 +/-  55 delay  1791 +/-   0
> ptp4l[2737.813]: port 1: delay timeout
> ptp4l[2737.814]: delay   filtered       1793   raw       1806
> ptp4l[2738.691]: rms   35 max   74 freq    +23 +/-  41 delay  1793 +/-   0
> ptp4l[2738.813]: port 1: delay timeout
> ptp4l[2738.815]: delay   filtered       1793   raw       1776
> ptp4l[2739.566]: port 1: rx sync timeout
> ptp4l[2739.567]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2739.567]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2739.567]: port 1: assuming the grand master role
> ptp4l[2739.568]: port 1: master tx announce timeout
> ptp4l[2739.814]: port 1: delay timeout
> ptp4l[2739.815]: delay   filtered       1788   raw       1778
> ptp4l[2740.567]: port 1: master sync timeout
> ptp4l[2740.814]: port 1: delay timeout
> ptp4l[2740.815]: delay   filtered       1788   raw       1778
> ptp4l[2741.432]: selected best master clock 0022a0.fffe.000106
> ptp4l[2741.432]: port 1: MASTER to UNCALIBRATED on RS_SLAVE
> ptp4l[2741.694]: PI servo: sync interval 1.000 kp 0.700 ki 0.300000
> ptp4l[2741.814]: port 1: delay timeout
> ptp4l[2741.817]: delay   filtered       1781   raw       1778
> ptp4l[2741.818]: PI servo: sync interval 0.125 kp 1.306 ki 0.130583
> ptp4l[2742.069]: port 1: UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED
> ptp4l[2742.194]: rms   47 max  104 freq    -35 +/- 100 delay  1787 +/-   6
> ptp4l[2742.815]: port 1: delay timeout
> ptp4l[2742.821]: delay   filtered       1789   raw       1799
> ptp4l[2743.195]: rms  105 max  145 freq    -52 +/-  46 delay  1789 +/-   0
> ptp4l[2743.815]: port 1: delay timeout
> ptp4l[2743.816]: delay   filtered       1781   raw       1760
> ptp4l[2744.196]: rms  115 max  143 freq    +78 +/-  46 delay  1781 +/-   0
> ptp4l[2744.815]: port 1: delay timeout
> ptp4l[2744.817]: delay   filtered       1781   raw       1802
> ptp4l[2745.196]: rms   47 max   89 freq    +37 +/-  49 delay  1781 +/-   0
> ptp4l[2745.816]: port 1: delay timeout
> ptp4l[2745.816]: delay   filtered       1778   raw       1772
> ptp4l[2746.197]: rms   45 max   68 freq    +52 +/-  53 delay  1778 +/-   0
> ptp4l[2746.816]: port 1: delay timeout
> ptp4l[2746.817]: delay   filtered       1778   raw       1802
> ptp4l[2746.822]: port 1: rx sync timeout
> ptp4l[2746.823]: port 1: SLAVE to MASTER on
> ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
> ptp4l[2746.823]: selected local clock 26cc35.fffe.82241b as best master
> ptp4l[2746.823]: port 1: assuming the grand master role
> ptp4l[2746.824]: port 1: master tx announce timeout
> ptp4l[2747.816]: port 1: delay timeout
> ptp4l[2747.817]: delay   filtered       1778   raw       1784
> ptp4l[2747.823]: port 1: master sync timeout
>
>
>
>
>
> *ptp4l[2748.456]: selected best master clock
> 0022a0.fffe.000106ptp4l[2748.457]: port 1: MASTER to UNCALIBRATED on
> RS_SLAVEptp4l[2748.817]: port 1: delay timeoutptp4l[2748.818]: delay
> filtered       1781   raw       1784ptp4l[2748.825]: PI servo: sync
> interval 1.000 kp 0.700 ki 0.300000ptp4l[2748.825]: master offset
>  -33 s3 freq      -3 path delay      1781*
> ptp4l[2749.450]: master offset         35 s3 freq     +55 path delay
>  1781
> ptp4l[2749.817]: port 1: delay timeout
> ptp4l[2749.818]: delay   filtered       1784   raw       1786
> ptp4l[2750.076]: master offset        -80 s3 freq     -49 path delay
>  1784
> ptp4l[2750.702]: master offset          8 s3 freq     +15 path delay
>  1784
> ptp4l[2750.817]: port 1: delay timeout
> ptp4l[2750.818]: delay   filtered       1785   raw       1786
> ptp4l[2751.328]: master offset        -25 s3 freq     -16 path delay
>  1785
> ptp4l[2751.818]: port 1: delay timeout
> ptp4l[2751.819]: delay   filtered       1785   raw       1776
> ptp4l[2751.953]: master offset         23 s3 freq     +25 path delay
>  1785
> ptp4l[2752.579]: master offset         -7 s3 freq      +2 path delay
>  1785
> ptp4l[2752.818]: port 1: delay timeout
> ptp4l[2752.819]: delay   filtered       1784   raw       1778
> ptp4l[2753.204]: master offset         22 s3 freq     +28 path delay
>  1784
> ptp4l[2753.818]: port 1: delay timeout
> ptp4l[2753.819]: delay   filtered       1785   raw       1788
> ptp4l[2753.829]: master offset        -36 s3 freq     -23 path delay
>  1785
> ptp4l[2754.456]: master offset        -28 s3 freq     -26 path delay
>  1785
> ptp4l[2754.818]: port 1: delay timeout
> ptp4l[2754.820]: delay   filtered       1784   raw       1778
> ptp4l[2755.081]: master offset        -20 s3 freq     -26 path delay
>  1784
> ptp4l[2755.706]: master offset        -15 s3 freq     -27 path delay
>  1784
> ptp4l[2755.819]: port 1: delay timeout
> ptp4l[2755.820]: delay   filtered       1785   raw       1800
> ptp4l[2756.332]: master offset         32 s3 freq     +15 path delay
>  1785
>
> Thanks,
> Raj
>
>
> On Mon, Mar 28, 2022 at 7:20 PM Richard Cochran <richardcoch...@gmail.com>
> wrote:
>
>> On Mon, Mar 28, 2022 at 12:05:08PM +0530, Raj wrote:
>> > Does anyone have any suggestions for the below query !.
>>
>> Don't use masteronly.
>>
>> Just set the priority1/2 fields of the three units appropriately.
>>
>> For example:
>>
>> Unit  priority1
>> ---------------
>> GM-1  126
>> GM-2  127
>> OC    128
>>
>> Thanks,
>> Richard
>>
>>
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