perfSONAR User Q&A and Other Discussion

[Manoj Kumar Jha <>]

Hi Aaron,
   After restarting the perfsonar box, results for regular testing for  
BWCTL  is appearing now.  But, we don't know for how long the results 
will appear.

"""
[root@cms-adm
 Scripts]# ntpq -p
     remote           refid      st t when poll reach   delay offset  
jitter
==============================================================================
*manus-00.rcac.p 128.10.19.24     2 u   26  512  377    0.264 0.471   0.134
+manus-01.rcac.p 128.10.19.24     2 u  130  512  377    0.242 0.717   0.095
+manus-02.rcac.p 128.10.19.24     2 u  260  512  377    0.320 0.390   0.061
[root@cms-adm
 Scripts]#


"""

Thanks,
Manoj

On 09/09/2014 11:04 AM, Aaron Brown wrote:
> Hi Manoj,
>
> What does ‘ntpq -p’ show on the host?
>
> Cheers,
> Aaron
>
> On Sep 8, 2014, at 10:31 AM, Manoj Kumar Jha 
> <>
>  wrote:
>
> > Hello,
> >    Result of regular testing for BWCTL  is not appearing for Purdue Tier-2 
> > site on maddash  monitoring  page.
> >
> > http://maddash.aglt2.org/maddash-webui/index.cgi?dashboard=US%20CMS%20T2%20Sites
> >
> >
> > However, we are observing following lines  in "/var/log/messages"
> >
> > """
> > Sep  8 09:26:19 perfsonar-cms2 bwctld[12928]: FILE=policy.c, LINE=2246, 
> > BWLDCheckTestPolicy: Local server isn't synchronized. Server administrator 
> > needs to set 'allow_unsync' to allow anyway.
> > Sep  8 09:26:19 perfsonar-cms2 bwctld[12928]: FILE=sapi.c, LINE=628, Test not 
> > allowed
> > Sep  8 09:26:49 perfsonar-cms2 bwctld[13553]: FILE=sapi.c, LINE=353, 
> > Connection to (perfsonar-cms2.itns.purdue.edu:4823) from 
> > (perfsonar-itb.grid.iu.edu:59984)
> > Sep  8 09:26:49 perfsonar-cms2 bwctld[13553]: FILE=protocol.c, LINE=247, 
> > I2Readni(): Connection reset by peer
> > Sep  8 09:26:49 perfsonar-cms2 bwctld[13553]: FILE=sapi.c, LINE=391, 
> > BWLControlAccept(): Unable to read ClientGreeting message
> > Sep  8 09:27:06 perfsonar-cms2 bwctld[13555]: FILE=sapi.c, LINE=353, 
> > Connection to (perfsonar-cms2.itns.purdue.edu:4823) from 
> > (maddash.aglt2.org:44748)
> >
> >
> > """
> >
> >
> >
> > Recently, we introduced our local NTP  at Purdue in 
> > 'perfsonar-cms2.rcac.purdue.edu' .
> >
> > ^^^
> >
> > [root@perfsonar-cms2
> >  log]#  ntpdate -q time1.ethz.ch
> > 8 Sep 10:22:37 ntpdate[15811]: 192.33.96.101 rate limit response from server.
> > server 192.33.96.101, stratum 1, offset 0.000018, delay 0.15622
> > 8 Sep 10:22:37 ntpdate[15811]: adjust time server 192.33.96.101 offset 
> > 0.000018 sec
> > [root@perfsonar-cms2
> >  log]# date
> > Mon Sep  8 10:22:41 EDT 2014
> > [root@perfsonar-cms2
> >  log]# ntpstat
> > synchronised to NTP server (128.211.159.30) at stratum 3
> >    time correct to within 58 ms
> >    polling server every 512 s
> > [root@perfsonar-cms2
> >  log]#
> >
> > ^^^
> >
> >
> > How one should get rid of messages 'BWLDCheckTestPolicy: Local server isn't 
> > synchronized. Server administrator needs to set 'allow_unsync' to allow 
> > anyway.'  ?  Log files can be found on following link
> >
> > https://web.rcac.purdue.edu/cms/Site/Perfsonar/2014/Sept/messages
> > https://web.rcac.purdue.edu/cms/Site/Perfsonar/2014/Sept/client_log
> >
> > Thanks,
> > Manoj


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Manoj Kumar Jha                    Department of Physics

                    Purdue University
(765) 494-5987                     W. Lafayette, IN 47907-2036, USA
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