[ntp:questions] Clock time synchronization of four computers

unruh unruh at invalid.ca
Mon Jul 9 04:29:38 UTC 2012


On 2012-07-09, Nazmul Islam <nazmul.islam at gmail.com> wrote:
> Hi Chris,
>
> Thanks a lot for your reply. I was using Ubuntu 12.04. The computers were
> connected to the server overnight but it did not seem to work.

We have no idea what "did not seem to work" means. Do 
ntpq -p
and look at teh "offset" column. It is in ms.

>
> I will try with the mentioned servers and see how it goes.
>
> Thanks,
>
> Nazmul
>
> On Sun, Jul 8, 2012 at 8:39 PM, Chris Albertson
><albertson.chris at gmail.com>wrote:
>
>>
>>
>> On Sun, Jul 8, 2012 at 12:24 PM, Nazmul Islam <nazmul.islam at gmail.com>wrote:
>>
>>>
>>> server nist1-ny.ustiming.org
>>> server nist1-nj.ustiming.org
>>> server ntp.ubuntu.com
>>>
>>>
>>> > However, each computer is still off. It's hard to find the exact time
>>> > difference from eye-balling but I can see a clock time difference of
>>> > roughly 1-2 second.
>>> >
>>> > What should I do to synchronize these computers?
>>>
>>>
>> Some questions...
>>
>> 1) What OS are you running.  Is this Mac OS X?, Linux?  Windows?
>>
>> 2) How long did you wait?  I might take a few hours
>>
>> Better then using the above server lines try these:
>>
>> Server 0.us.pool.ntp.org
>> Server 1.us.pool.ntp.org
>> Server 2.us.pool.ntp.org
>>
>> This way you get a server assigned from the pool.
>> Chris Albertson
>> Redondo Beach, California
>>



More information about the questions mailing list