[TriLUG] How to get ntpd to work
Randall Barlow
rpbarlow at eos.ncsu.edu
Mon Mar 21 14:57:47 EST 2005
Matt Pusateri wrote:
>First does your ntp.drift file exist? ntpd will usually not start nor
>will it create the drift file. So normally you need to touch the file
>first before ntpd will work.
>
>
I do not have a ntp.drift file. Where should I create it?
>This doesn't fix your problem. But ntp.org now has 3 sets of rotating
>ntp server pools labeled 0, 1, and 2. and you can also restrict down
>to just the US by a us prefix.
>
>So servers would then be.
>
>0.us.pool.ntp.org
>1.us.pool.ntp.org
>2.us.pool.ntp.org
>
>
Done.
>Also someone correct me if I am wrong, but normally you want more than
>1 servers line in your ntpd.conf. Putting multiple servers lines,
>lets ntp query multiple servers and then synchronize time more
>efficiently by using some algorithm. I always heard you want to pull
>time from one stratum 1 and two stratum two servers. But is
>definitely a better idea to pull time from multiple servers.
>
>
I now have:
servers 0.us.pool.ntp.org
servers 1.us.pool.ntp.org
servers 2.us.pool.ntp.org
>Also if you are not setting any flags in the rc.conf file for ntp why
>bother having the line at all unless you are trying to negate out some
>default flags.
>
>
I did this because the man page to the ntpd told me to. Any reason it
could hurt?
Also, thanks to Joseph - I set the time manually. Perhaps ntpd will
keep me tuned now.
Randy
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