[ntp:questions] Pool server gone wild

Rob nomail at example.com
Fri Feb 20 19:29:44 UTC 2015


Roger <invalid at invalid.invalid> wrote:
> On 20 Feb 2015 17:49:15 GMT, Rob <nomail at example.com> wrote:
>
>>Roger <invalid at invalid.invalid> wrote:
>>> On Fri, 20 Feb 2015 12:45:54 +0000, Roger
>>> <invalid at invalid.invalid> wrote:
>>>
>>>>After about 11 minutes it has dropped one, leaving 6 servers.
>>>>I'll continue to monitor and report back.
>>>
>>> Just to recap, I now have this in my ntp.conf:
>>>
>>> pool 0.uk.pool.ntp.org
>>> pool 1.uk.pool.ntp.org
>>> pool 2.uk.pool.ntp.org
>>> pool 3.uk.pool.ntp.org
>>
>>Why not just:
>>
>>pool pool.ntp.org
>>
>>That should be enough.
>
> I did have just one line "pool uk.pool.ntp.org" but the rogue

Did I write "pool uk.pool.ntp.org"?  I don't think so...

> server didn't get dropped even after 27 hours. I included the
> "uk" to try to make sure that the servers were as local as
> possible. Without that they could be anywhere in Europe.

No, the "pool.ntp.org" name selects the closests servers.
Close enough when you consider the pool good enough.



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