Hi Gareth: Your headnode is on DHCP? The problem here is dhclient overwrote you're the ntp.conf on the headnode which ntpconfig has modified to work with your client nodes.
Cheers, Bernard > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of gareth > Sent: Friday, March 18, 2005 1:16 > To: oscar-devel@lists.sourceforge.net > Subject: Re: [Oscar-devel] FW: [Oscar-users] ntp > > On Fri 2005-03-18 (00:51), Bernard Li wrote: > > Hey Gareth: > > > > Can you post ntp.conf for the _headnode_ as well? > > # generated by /sbin/dhclient-script > restrict default ignore > restrict 127.0.0.1 > driftfile /var/lib/ntp/drift > broadcastdelay 0.008 > authenticate yes > keys /etc/ntp/keys > restrict 137.158.128.11 nomodify notrap noquery server 137.158.128.11 > > > Also, do you have 2 nics on your headnode (one for > public internet, > > the other for cluster LAN)? > > yep. the headnode updates perfectly off the public NIC & the > node can see the internal NIC = 'oscar_server' from /etc/hosts fine > > > This may be a FC3 specific issue. Will you be able to > test this on a > > FC2 system and try to re-produce the error? > > probably not anytime soon :/ > > > > _________________________________________________________________ > > > > From: [EMAIL PROTECTED] on behalf of gareth > > Sent: Fri 18/03/2005 12:39 AM > > To: oscar-devel@lists.sourceforge.net > > Subject: Re: [Oscar-devel] FW: [Oscar-users] ntp > > > > On Fri 2005-03-18 (00:23), Bernard Li wrote: > > > This is not necessarily a problem - some times it > takes a while > > before > > > the clients will be able to properly sync with the > time server on > > the > > > headnode... > > > > > > What's the output of 'ntpq -p' on the slave node and on the > > headnode? > > ah sweet, a new command > > [EMAIL PROTECTED]:~# ntpq -p > > remote refid st t when poll reach delay > > offset jitter > > > ====================================================================== > > ======== > > *nom.uct.ac.za 137.158.128.7 3 u 880 1024 377 3.104 > > -5.013 0.888 > > [EMAIL PROTECTED]:~# ntpq -p > > remote refid st t when poll reach delay > > offset jitter > > > ====================================================================== > > ======== > > dvxgar001.stu.u .INIT. 16 u - 1024 0 > 0.000 0.000 > > 4000.00 > > *LOCAL(0) LOCAL(0) 10 l 4 64 377 0.000 > > 0.000 0.004 > > dvxgar001.stu = head node > > nom.uct.ac.za = external timeserver > > > Did you check this after the cluster has just been > built or has > > it > > > been running for a while? > > it's been running for awhile, still gives the errors. the head & > > node's times > > are a good 8 seconds out > > > From: [EMAIL PROTECTED] on > behalf of gareth > > > Sent: Thu 17/03/2005 11:57 PM > > > To: oscar-devel@lists.sourceforge.net > > > Subject: Re: [Oscar-devel] FW: [Oscar-users] ntp > > > > > > yo > > > [EMAIL PROTECTED]:~# /etc/init.d/ntpd start > > > ntpd: Synchronizing with time server: > > [FAILED] > > > Starting ntpd: > [ OK > > ] > > > /etc/ntp.conf attached > > > On Thu 2005-03-17 (10:13), Bernard Li wrote: > > > > Hey Gareth: > > > > > > > > Can you post the /etc/ntp.conf on node1? Also, > please also > > post the > > > > error message when you run /etc/init.d/ntpd start > on that node. > > > > > > > > Thanks, > > > > > > > > Bernard > > > > > > > > > -----Original Message----- > > > > > From: [EMAIL PROTECTED] > > > > > > [[1][1]mailto:[EMAIL PROTECTED] On > > Behalf Of > > > gareth > > > > > Sent: Thursday, March 17, 2005 1:55 > > > > > To: oscar-users@lists.sourceforge.net > > > > > Subject: Re: [Oscar-users] ntp > > > > > > > > > > 4.1 branch, revision 2995 > > > > > > > > > > On Thu 2005-03-17 (01:26), Bernard Li wrote: > > > > > > Which version of OSCAR are you running? > > > > > > > > > > > > Cheers, > > > > > > > > > > > > Bernard > > > > > > > > > > > > > _________________________________________________________________ > > > > > > > > > > > > From: > [EMAIL PROTECTED] on behalf > > of > > > gareth > > > > > > Sent: Thu 17/03/2005 1:09 AM > > > > > > To: oscar-users@lists.sourceforge.net > > > > > > Subject: [Oscar-users] ntp > > > > > > > > > > > > hey, it seems that ntp on the nodes isn't working. > > > > > starting up ntpd > > > > > > fails. also: > > > > > > [EMAIL PROTECTED]:~# /etc/init.d/ntpd stop > > > > > > Shutting down ntpd: > > > > > [ OK ] > > > > > > [EMAIL PROTECTED]:~# ntpdate oscar_server > > > > > > 17 Mar 10:56:03 ntpdate[2526]: no server > suitable for > > > > > synchronization > > > > > > found > > > > > > even tho oscar_server is correctly > pointing to the head > > node > > > > > > (dvxgar001), on which: > > > > > > [EMAIL PROTECTED]:~# lsof -i | grep ntp > > > > > > ntpd 3558 ntp 4u IPv4 39918 UDP > > *:ntp > > > > > > ntpd 3558 ntp 5u IPv4 39919 UDP > > > > > > dvxgar001.stu.uct.ac.za:ntp > > > > > > ntpd 3558 ntp 6u IPv4 39920 UDP > > > > > > dvxgar001.stu.uct.ac.za:ntp > > > > > > ntpd 3558 ntp 7u IPv4 39921 UDP > > > > > > localhost.localdomain:ntp > > > > > > & the head node is correctly syncing with > the external > > source > > > > > > also out've interest the awesome > instructions give an > > > > > nfs restriction > > > > > > example > > > > > > under tcp wrappers: > > > > > > /etc/hosts.deny: > > > > > > ALL: ALL > > > > > > /etc/hosts.allow: > > > > > > portmap: .domain.net > > > > > > rpc.mountd: .domain.net > > > > > > sshd: ALL > > > > > > which doesn't work (nodes can't mount > /home), even when > > > > > i change my > > > > > > domain > > > > > > to 192.168.1.0/255.255.255.0 > > > > > > when i change /etc/hosts.allow to: > > > > > > ALL: 192.168.1.0/255.255.255.0 > > > > > > sshd: ALL > > > > > > it works > > > > > > > ------------------------------------------------------- > > > > > > SF email is sponsored by - The IT Product Guide > > > > > > Read honest & candid reviews on hundreds > of IT Products > > from > > > real > > > > > > users. > > > > > > Discover which products truly live up to > the hype. Start > > > > > reading now. > > > > > > > > [1][2][2]http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > > > > > _______________________________________________ > > > > > > Oscar-users mailing list > > > > > > Oscar-users@lists.sourceforge.net > > > > > > > > > > [2][3][3]https://lists.sourceforge.net/lists/listinfo/oscar-users > > > > > > > > > > > > References > > > > > > > > > > > > 1. > > [4][4]http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > > > > > 2. > > > > [5][5]https://lists.sourceforge.net/lists/listinfo/oscar-users > > > > > > > > > > > > > > > ------------------------------------------------------- > > > > > SF email is sponsored by - The IT Product Guide > Read honest & > > > > > candid reviews on hundreds of IT Products from > real users. > > > > > Discover which products truly live up to the hype. Start > > reading > > > now. > > > > > > [6][6]http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > > > > _______________________________________________ > > > > > Oscar-users mailing list > > > > > Oscar-users@lists.sourceforge.net > > > > > > > [7][7]https://lists.sourceforge.net/lists/listinfo/oscar-users > > > > > > > > > > > > > > > > > ------------------------------------------------------- > > > > SF email is sponsored by - The IT Product Guide > > > > Read honest & candid reviews on hundreds of IT > Products from > > real > > > users. > > > > Discover which products truly live up to the hype. Start > > reading > > > now. > > > > [8][8]http://ads.osdn.com/?ad_ide95&alloc_id396&op=click > > > > _______________________________________________ > > > > Oscar-devel mailing list > > > > Oscar-devel@lists.sourceforge.net > > > > > [9][9]https://lists.sourceforge.net/lists/listinfo/oscar-devel > > > > > > References > > > > > > 1. [10]mailto:[EMAIL PROTECTED] > > > 2. > [11]http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > > 3. > [12]https://lists.sourceforge.net/lists/listinfo/oscar-users > > > 4. > [13]http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > > 5. > [14]https://lists.sourceforge.net/lists/listinfo/oscar-users > > > 6. > [15]http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > > 7. > [16]https://lists.sourceforge.net/lists/listinfo/oscar-users > > > 8. [17]http://ads.osdn.com/?ad_ide95&alloc_id > > > 9. > [18]https://lists.sourceforge.net/lists/listinfo/oscar-devel > > ------------------------------------------------------- > > SF email is sponsored by - The IT Product Guide > > Read honest & candid reviews on hundreds of IT Products from real > > users. > > Discover which products truly live up to the hype. Start > reading now. > > [19]http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > _______________________________________________ > > Oscar-devel mailing list > > Oscar-devel@lists.sourceforge.net > > [20]https://lists.sourceforge.net/lists/listinfo/oscar-devel > > > > References > > > > 1. mailto:[EMAIL PROTECTED] > > 2. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > 3. https://lists.sourceforge.net/lists/listinfo/oscar-users > > 4. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > 5. https://lists.sourceforge.net/lists/listinfo/oscar-users > > 6. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > 7. https://lists.sourceforge.net/lists/listinfo/oscar-users > > 8. http://ads.osdn.com/?ad_ide95&alloc_id396&op=click > > 9. https://lists.sourceforge.net/lists/listinfo/oscar-devel > > 10. mailto:[EMAIL PROTECTED] > > 11. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > 12. https://lists.sourceforge.net/lists/listinfo/oscar-users > > 13. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > 14. https://lists.sourceforge.net/lists/listinfo/oscar-users > > 15. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > 16. https://lists.sourceforge.net/lists/listinfo/oscar-users > > 17. http://ads.osdn.com/?ad_ide95&alloc_id > > 18. https://lists.sourceforge.net/lists/listinfo/oscar-devel > > 19. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > > 20. https://lists.sourceforge.net/lists/listinfo/oscar-devel > > > ------------------------------------------------------- > SF email is sponsored by - The IT Product Guide Read honest & > candid reviews on hundreds of IT Products from real users. > Discover which products truly live up to the hype. Start reading now. > http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > _______________________________________________ > Oscar-devel mailing list > Oscar-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/oscar-devel > ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_ide95&alloc_id396&op=click _______________________________________________ Oscar-devel mailing list Oscar-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/oscar-devel
