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Re: [Xen-API] Patch discussion: Add NTP field to PIF to ntp configure

Thanks Rob!

Hello Simon,

thanks for quick answer,
could you explain more?

mi idea is get ntp.conf and only add "server server1" and keep other lines
i think you are talking about line

# Undisciplined Local Clock. This is a fake driver intended for backup
# and when no outside source of synchronized time is available.
fudge stratum 10


2010/10/7 Simon Rowe <simon.rowe@xxxxxxxxxxxxx>:
> On Thursday 07 Oct 2010 11:04:33 Rob Hoes wrote:
>> The patch looks good to me as well, and could indeed be quite useful. I'd
>> just like to ask Simon Rowe (cc'ed) to review the part where ntp.conf is
>> changed, as I am not too familiar with that.
>> Simon, could you take a look at Alberto's email below and the changes to
>> interface-reconfigure, which are at the end of the patch (I have
>> re-attached it)?
> It doesn't appear to handle local clock sources properly.
> In short any IP address that starts 127.127. refers to a local source of time.
> This can either be a free running clock or a piece of hardware. It makes no
> sense for anyone other than ntp to be aware of local clocks so they should be
> filtered out when presented to the user or stored in xapi. When the list of
> servers is being rebuilt any local clocks should be preserved.
>        Simon

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