PINE64 - 12.0-CURRENT r324563 - ntpd can't keep time

[Henri Hennebert]

On 11/14/2017 08:10, Henri Hennebert wrote:
> On 11/13/2017 22:33, Andreas Schwarz wrote:
>> On 13.11.17, Mark Millard wrote:
>>
>>> On 2017-Nov-13, at 9:01 AM, Henri Hennebert <hlh at restart.be> wrote:
>>
>>>>      remote           refid      st t when poll reach   delay   
>>>> offset jitter
>>>> ============================================================================== 
>>>>
>>>> 0.freebsd.pool. .POOL.          16 p    -   64    0    0.000    
>>>> 0.000  0.000
>>>> -webhost2.mitht. 193.67.79.202    2 u  948 1024  177   58.815    
>>>> 1.451 0.932
>>>> +ns2.telecom.lt  212.59.3.3       2 u   13 1024  177   43.400  
>>>> -357912 357913.
>>>> +ntp.bserved.nl  193.67.79.202    2 u 1111 1024   37   17.664    
>>>> 0.980 0.379
>>>> -178.32.44.208 ( 193.190.230.65   2 u   81 1024  177   14.930    
>>>> 1.087 135278.
>>>> *stratum2-1.NTP. 129.70.130.71    2 u 1077 1024   77   28.135    
>>>> 1.998 0.570
>>>> -linode.ibendit. 199.102.46.77    2 u 2048 1024   76  129.945    
>>>> 0.307 0.584
>>>> #193.104.37.238  193.190.230.66   2 u  799 1024   77   14.977    
>>>> 1.321 0.821
>>>>
>>>> And after a half hour the clock was 5 minutes in the future.
>>>
>>> Did you notice the huge offset and jitter in your listing:
>>> (last 2 numerals in the line below)
>>>
>>> +ns2.telecom.lt  212.59.3.3       2 u   13 1024  177   43.400  
>>> -357912 357913.
>>
>> Yes, this peer causes the problem, the offset jumps between your 
>> pollings from
>> ~0 to -350k, all other peers are in range. The jitter was the result 
>> of this jump.
>> In your previous emails, other peers had the same problem, so it's 
>> probaly not
>> a problem with the peer itself. Maybe a strange network problem, ntp 
>> is UDP,
>> do you have a real IP Adress, without NAT/CGN or other packet rewriting?
>>
> 
> The Pine64+ is directly connected to the internet (mpd5 with a b-box3 in 
> bridge mode). Moreover if I rollback to r320599 all run smoothly for 
> more than 8 days.

Maybe of some importance, the root filesystem in on zfs on 2 USB disks 
through:

uhub4: <VIA Labs, Inc. USB2.0 Hub, class 9/0, rev 2.10/b.e0, addr 2> on 
usbus3

self powered.

Henri
> 
>> -asc
>>
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