[ntp:questions] Re: Why so many dead NTP servers in pool.ntp.org?

Danny Mayer mayer at ntp.isc.org
Wed Dec 14 17:33:19 UTC 2005


Tom Smith wrote:
> Raphae wrote:
> 
>> On Tue, 13 Dec 2005 04:41:10 GMT, Tom Smith <smith at cag.zko.hp.com>
>> wrote:
>>
>>> Yes. "ntpdate -q [server]" is a better test.
>>
>>
>>
>> Here is the result of my running that command:
>>
>> $ ntpdate -q pool.ntp.org
>> server 130.236.254.106, stratum 0, offset 0.000000, delay 0.00000
>> server 194.146.227.112, stratum 0, offset 0.000000, delay 0.00000
>> server 66.17.252.26, stratum 0, offset 0.000000, delay 0.00000
>> server 66.187.233.4, stratum 0, offset 0.000000, delay 0.00000
>> server 64.172.230.138, stratum 0, offset 0.000000, delay 0.00000
>> server 85.130.119.198, stratum 0, offset 0.000000, delay 0.00000
>> server 131.211.80.155, stratum 0, offset 0.000000, delay 0.00000
>> server 195.197.87.213, stratum 0, offset 0.000000, delay 0.00000
>> server 207.145.113.114, stratum 0, offset 0.000000, delay 0.00000
>> server 213.240.180.155, stratum 0, offset 0.000000, delay 0.00000
>> server 217.71.122.144, stratum 0, offset 0.000000, delay 0.00000
>> server 217.125.14.244, stratum 0, offset 0.000000, delay 0.00000
>> 13 Dec 14:19:30 ntpdate[5334]: no server suitable for synchronization
>> found
>>
>> I am in Silicon Valley, California.  I would assume that there are
>> some suitable servers in my immediate vicinity.
>>
> 
> Maybe something has changed in the last day, but each of those is
> just fine from Massachusetts:
> 

But Spitbrook is in New Hampshire!

Danny

>>ntpq -pn
>      remote           refid      st t when poll reach   delay   offset 
> jitter
> =============================================================================
> 
>    .
>    .
>    .
> +130.236.254.106 130.236.254.45   4 u   28   64    7  129.488  -28.314 
> 25.32
> +194.146.227.112 131.188.3.220    2 u   30   64    7  102.849  -26.222 
> 28.22
> +66.17.252.26    204.123.2.5      2 u   30   64    5   51.981  -26.551 
> 29.56
> +64.172.230.138  164.67.62.194    2 u   27   64    7   94.661  -21.929 
> 30.27
> +85.130.119.198  193.79.237.14    2 u   26   64    7  168.206  -34.966 
> 34.76
> +131.211.80.155  PPS(0)           2 u   24   64    7  119.127  -13.553 
> 28.77
> +195.197.87.213  195.197.174.38   3 u   26   64    7  137.482  -31.652 
> 33.26
> +207.145.113.114 .GPS.            1 u   21   64    7   93.903  -21.734 
> 24.54
> +213.240.180.155 192.53.103.104   2 u   20   64    7  134.128  -23.728 
> 23.60
> +217.71.122.144  212.251.14.84    3 u   23   64    7  114.970  -34.111 
> 22.42
> +217.125.14.244  131.188.3.221    3 u   18   64    7  178.605  -25.047 
> 21.96
> 
> -Tom
> 
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