perfSONAR User Q&A and Other Discussion

[Aaron Brown <>]

Hey Chenan,

Could you send the /var/log/perfsonar/owamp_bwctl.log?

Cheers,
Aaron

On Jun 6, 2014, at 12:50 AM, Che-nan Yang 
<>
 wrote:

> Hi all,
> 
> I have the same problem after I  updated all our TWAREN perfSONAR hosts 
> 
> Attached is the scree shot of our ps-dashboard.
> I will downgrade  all the owamp host first.
> 
> Thanks.
> 
> Chenan
> 
>> Hi Aaron,
>> 
>> I can confirm, after downgrade, tests are bidirectional again when
>> target hosts are not running the latest owamp.
>> 
>> Thanks,
>> 
>> Lixin.
>> 
>> From: 
>> 
>>  
>> [mailto:]
>>  On Behalf Of Lixin Liu
>> Sent: June-05-14 11:09 AM
>> To: 'Aaron Brown'; 'Amit Khare'
>> Cc: 'perfsonar-user'
>> Subject: RE: [perfsonar-user] updated owamp RPMs released
>> 
>> Hi Aaron,
>> 
>> I will try on a few server now and let you know the results.
>> 
>> Thanks,
>> 
>> Lixin.
>> 
>> From: Aaron Brown 
>> [mailto:]
>> Sent: June-05-14 10:57 AM
>> To: Amit Khare
>> Cc: Lixin Liu; perfsonar-user
>> Subject: Re: [perfsonar-user] updated owamp RPMs released
>> 
>> Hey Amit,
>> 
>> If you do a “yum downgrade” of owamp, does it start working properly?
>> 
>> Cheers,
>> Aaron
>> 
>> On Jun 5, 2014, at 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 
>> <>
>> Date: Thursday, June 5, 2014 at 12:30 PM
>> To: Lixin Liu 
>> <>
>> Cc: perfsonar-user 
>> <>
>> 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 
>> <>
>>  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:]
>>  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/> 
>> 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
>> 
>> 
> 
> <owamp_upgrade.jpg>