Thanks, I stand by by my "crazy" qualifier. I used etherape to look at the activity. I've done that a lot for years and have never seen anything like he ntp activiy I saw. I have uninstalled ntp and now do $ sudo ntpdate 0.us.pool.ntp.org once in a while.
On Mon, 18 Jul 2011 23:20 -0700, "Jonathan Marsden" <jmars...@fastmail.fm> wrote: > On 07/18/2011 08:05 AM, Lee Gold wrote: > > > Using Lubuntu 11.04. I want to limit ntp activity. I see continuous ntp > > activity like Ive never seen before. > > > (1) Compared to Ubuntu 11.04 ? Or to what? > > (2) How are you "seeing" it -- wireshark or tcpdump packet captures? > > (3) Are you using the same ntp.conf file on the two machines you are > comparing? > > (4) Is there anything else different about the two machines that could > be relevant? > > (5) Is either of them a virtual machine running "on top of" some other > OS? > > > Of course I want it checked but I want to control what sites and only > > at boot time and at reasonable intervals. > > > The first is controlled in ntp.conf, the second (intervals) grow as the > clock stabilizes, and has done so for some years. > > > The ntp activity is unlike anything I've ever seen and I've > > > looked at it in previous editions and I'd classify it as crazy now. > > > If you can see very different behaviour in 11.04 from other machines > with the *exact* same ntp.conf file, then I'd suggest opening a bug in > Launchpad, and providing sufficient detailed information that others can > duplicate this behaviour. That would include: > > (A) the specific version of ntp you are running, > > (B) your ntp.conf file, > > (C) sample output of > > /usr/sbin/ntpq -p > > after the machine has been running ntpd for a few hours, > > (D) /var/log/syslog (or equivalent) lines containing the string ntpd, > > and probably also > > (E) a wireshark or tcpdump packet capture file of all the "crazy" NTP > traffic you are seeing. > > Without this kind of specific and clear information, no-one but you can > possibly know how "crazy" the behaviour you are seeing is, and no-one > can even attempt to duplicate it, to help you further! > > As far as I can see from systems around here, the initial ntpd peer poll > frequency is still 64 seconds, as it has been for years now, and the > backoff down to 1024 second polling seems to me, very unscientifically I > realize (!), to be about the same as it always has been. > > > I tried going into ntp.conf and commented out these two lines- it > > seemed like it would help from the description above them > > > I'd suggest reading the relevant man page, by doing > > man ntp.conf > > and fully understanding the ntp.conf file, before suggesting that ntpd > behaviour is "crazy". My understanding is that restrict determines > which machines *can* interact with your NTP server and *how* they can > interact with it. It does not change the frequency your server polls > its peers, as far as I know. I don't think it ever has. > > Hoping this helps, > > Jonathan > > _______________________________________________ > Mailing list: https://launchpad.net/~lubuntu-desktop > Post to : email@example.com > Unsubscribe : https://launchpad.net/~lubuntu-desktop > More help : https://help.launchpad.net/ListHelp > -- http://www.fastmail.fm - IMAP accessible web-mail _______________________________________________ Mailing list: https://launchpad.net/~lubuntu-desktop Post to : firstname.lastname@example.org Unsubscribe : https://launchpad.net/~lubuntu-desktop More help : https://help.launchpad.net/ListHelp