ntp init script

Dan Nicholson dbn.lists at gmail.com
Wed Aug 25 07:31:36 PDT 2010


On Tue, Aug 24, 2010 at 6:12 PM, Bruce Dubbs <bruce.dubbs at gmail.com> wrote:
> Dan Nicholson wrote:
>> On Mon, Aug 23, 2010 at 3:30 PM, Jeremy Huntwork
>> <jhuntwork at lightcubesolutions.com> wrote:
>>> On 8/23/10 6:10 PM, Bruce Dubbs wrote:
>>>> What if the ntp server provided is down like in the 2nd entry above?
>>> Or (for who knows what reason) outgoing ICMP packets are blocked where
>>> you have no control?
>>>
>>>> This problem is not easily solved.
>>> Understood and agreed. Again, I think that initial set of the date
>>> shouldn't be part of the bootscript.
>>
>> It's definitely not necessary and slows down the boot even when the
>> network is immediately available. ntpd will slew the time back into
>> sync without forcing an inital sync and will respond to the network
>> becoming available if it's not initially there.
>
> If the system time is too far off the network time, then ntpd just
> exits.  This can happen easily if the hwclock is set to utc and
> /etc/sysconfig/clock is not (or vice versa).
>
> Perhaps a paragraph discussing the this would be appropriate in the ntp
>  'Synchronizing the Time' section.

Oh, I didn't know that. Thanks for the clarification.

--
Dan



More information about the blfs-dev mailing list