Re: [Linuxptp-users] Question about how to run linuxptp as a service daemon

[Hussamuddin N. <na...@ne...>]

Make sure your systemd script starts the daemon after the network is online.

-- 
cheers,

Hussam
(Hussamuddin Nasir)

Netlab, GENI and FABRIC Operations Team

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On 8/30/22 20:06, james jeong wrote:
> Could someone give me an answer to this question?
>
> Thank you
>
> 2022년 8월 16일 (화) 오후 1:24, james jeong <jam...@gm...>님이 작성:
>> Dear,
>>
>> In the path you mentioned, the service files of ph2sys and ptp4l were
>> modified and run according to my environment.
>>
>> ---ptp4l.service---(Master)
>> [Unit]
>> Description=Precision Time Protocol (PTP) service
>> Documentation=man:ptp4l
>>
>> [Service]
>> Type=simple
>> ExecStart=/root/linuxptp-3.1.1/ptp4l -i eno1 -m --step_threshold=1
>>
>> [Install]
>> WantedBy=multi-user.target
>>
>>
>> ---ptp4l.service---(Slave)
>> [Unit]
>> Description=Precision Time Protocol (PTP) service
>> Documentation=man:ptp4l
>>
>> [Service]
>> Type=simple
>> ExecStart=/root/linuxptp-3.1.1/ptp4l -i ens6f0 -s -m --step_threshold=1
>>
>> [Install]
>> WantedBy=multi-user.target
>>
>>
>> ----phc2sys.service--- (same content between master and slave)
>> [Unit]
>> Description=Synchronize system clock or PTP hardware clock (PHC)
>> Documentation=man:phc2sys
>> #After=ntpdate.service
>> Requires=ptp4l.service
>> After=ptp4l.service
>>
>> [Service]
>> Type=simple
>> ExecStart=/root/linuxptp-3.1.1/phc2sys -a -r -r -m --step_threshold=1
>>
>> [Install]
>> WantedBy=multi-user.target
>>
>>
>> However, after booting, the following output is displayed in the
>> phc2sys service of Master and Slave.
>>
>> Aug 16 13:19:59 ozhdr-devel2 phc2sys[1390]: phc2sys[8432.167]: failed
>> to get UTC offset
>> Aug 16 13:19:59 ozhdr-devel2 phc2sys[1390]: [8432.167] failed to get UTC offset
>> Aug 16 13:20:01 ozhdr-devel2 phc2sys[1390]: phc2sys[8434.168]: failed
>> to get UTC offset
>> Aug 16 13:20:01 ozhdr-devel2 phc2sys[1390]: [8434.168] failed to get UTC offset
>> Aug 16 13:20:03 ozhdr-devel2 phc2sys[1390]: phc2sys[8436.169]: failed
>> to get UTC offset
>> Aug 16 13:20:03 ozhdr-devel2 phc2sys[1390]: [8436.169] failed to get UTC offset
>> Aug 16 13:20:05 ozhdr-devel2 phc2sys[1390]: phc2sys[8438.171]: failed
>> to get UTC offset
>> Aug 16 13:20:05 ozhdr-devel2 phc2sys[1390]: [8438.171] failed to get UTC offset
>> Aug 16 13:20:07 ozhdr-devel2 phc2sys[1390]: phc2sys[8440.172]: failed
>> to get UTC offset
>> Aug 16 13:20:07 ozhdr-devel2 phc2sys[1390]: [8440.172] failed to get UTC offset
>>
>> I get this message and the time synchronization doesn't work.
>> But if I manually restart the service in phc2sys (systemctl restart
>> phc2sys.service) the time synchronization works fine.
>>
>> How can I fix this error?
>>
>> Regards,
>>
>>
>>
>> 2022년 8월 10일 (수) 오후 4:20, Miroslav Lichvar <mli...@re...>님이 작성:
>>> On Wed, Aug 10, 2022 at 09:13:53AM +0900, james jeong wrote:
>>>> Dear,
>>>>
>>>> We are using Ubuntu 20.04 LTS.
>>>> I am trying to use linuxptp as a service daemon rather than an application.
>>>> (The purpose is to automatically run ptp4l and phc2sys when the Master and
>>>> Slave devices are booted.)
>>> The Ubuntu linuxptp package seems to contain systemd service files:
>>>
>>> /lib/systemd/system/phc2sys.service
>>> /lib/systemd/system/ptp4l.service
>>> /lib/systemd/system/timemaster.service
>>>
>>> and it has configuration files in /etc/linuxptp.
>>>
>>> You would just edit the configuration and enable the services you need
>>> to run.
>>>
>>> --
>>> Miroslav Lichvar
>>>
>
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