perfSONAR User Q&A and Other Discussion

[Kathy Benninger <>]

Thanks, Jason!

Downgrade and restart got things going again.

Kathy


On 6/8/2014 5:38 PM, Jason Chong wrote:
> Try yum downgrade owamp-client owamp-server to downgrade to previous
> version to fix the issue for now.
>
> Jason
>
> On Sun, Jun 08, 2014 at 11:00:13AM -0400, Kathy Benninger wrote:
> > After upgrading (yum update) the XSEDE perfSONARs and rebooting last Friday,
> > 6-June, one direction of OWAMP testing has stopped.  Testing runs for a
> > while (<30 minutes) after reboot or restart, then stops.
> >
> > This behavior shows up between the XSEDE pSs:
> > http://psarch.psc.xsede.org/maddash-webui/
> > (ps.tacc is not currently running owamp)
> >
> > but not between testing initiated by ESnet pSs with XSEDE pSs:
> > http://ps-dashboard.es.net/index.cgi?grid=ESnet%20-%20ESnet%20to%20Large%20Facility%20Packet%20Loss%20Testing
> >
> > Kathy
> >
> >
> > On 6/5/14 12:46 PM, Amit Khare wrote:
> > > Hi Aaron,
> > >
> > > We have encounter the same issue as Lixin after the upgrade. If I
> > > restart bwctld and owampd services, tests become bidirectional for few
> > > mins only. It’s the same behaviour on all our perfSONAR nodes. Please
> > > refer to the link below. Thanks,
> > >
> > > Amit
> > > http://mtrl2pfs1.canarie.ca/serviceTest/index.cgi?eventType=owamp
> > >
> > > ----------------------------------------------------------------------------
> > > *Amit Khare* *|* Network Engineer | *CANARIE Inc* | 45 O'Connor St.,
> > > Suite 500, Ottawa, ON K1P
> > > 1A4 |  *Office:* 613-943-5377│*Cell:* 613-404-8696│*CANARIE
> > > NOC:** *613-944-5612│www.canarie.ca
> > >
> > >
> > > From: Aaron Brown 
> > > <
> > >  
> > > <mailto:>>
> > > Date: Thursday, June 5, 2014 at 12:30 PM
> > > To: Lixin Liu 
> > > <
> > >  
> > > <mailto:>>
> > > Cc: perfsonar-user 
> > > <
> > > <mailto:>>
> > > Subject: Re: [perfsonar-user] updated owamp RPMs released
> > >
> > > Hey Lixin,
> > >
> > > This update shouldn’t have changed that. Is it still the case?
> > >
> > > Cheers,
> > > Aaron
> > >
> > > On Jun 4, 2014, at 1:35 PM, Lixin Liu 
> > > <
> > >  
> > > <mailto:>>
> > > wrote:
> > >
> > > > Hi Aaron,
> > > >
> > > > I updated all our perfSONAR hosts yesterday. Since then, all latency
> > > > hosts are doing one direction tests only. Is there anything else I
> > > > should add in the OWAMP config file?
> > > >
> > > > Thanks,
> > > >
> > > > Lixin.
> > > >
> > > > *From:* 
> > > >
> > > > <mailto:>
> > > > [mailto:]
> > > >  *On Behalf Of *Aaron Brown
> > > > *Sent:* June-03-14 9:54 AM
> > > > *To:* perfsonar-user
> > > > *Subject:* [perfsonar-user] updated owamp RPMs released
> > > >
> > > > Hi all,
> > > >
> > > > A new set of OWAMP RPMs is now available. The OWAMP 3.4-8 RPMs are a
> > > > minor bugfix release that fixes an issue where sites were incorrectly
> > > > seeing very large one-way delay numbers.
> > > >
> > > > Those who are using the perfSONAR Toolkit, or otherwise have the
> > > > Internet2 RPM repository enabled, can run 'yum update' to get the
> > > > latest changes. For those who prefer to install the RPMs manually, the
> > > > newest version can be downloaded from http://software.internet2.edu/ .
> > > > After installation, you will need to restart bwctld to use the new
> > > > features. You can do this by running “/etc/init.d/bwctld restart”.
> > > >
> > > > Please let us know if you have any questions and we look forward to
> > > > everyone's continued feedback and support!
> > > >
> > > > Thank you,
> > > > The perfSONAR-PS Development Team