perfSONAR User Q&A and Other Discussion

["Curtis, Bruce" <>]

> On May 30, 2017, at 11:15 AM, Curtis, Bruce 
> <>
>  wrote:
> 
> 
>> On May 30, 2017, at 8:45 AM, Charley Kneifel 
>> <>
>>  wrote:
>> 
>> Hello Andy,
>> 
>> I have setup hosts with both AAAA and A records as well as hosts with only 
>> AAAA records or A records and hosts that just have v6 addresses in the 
>> local network.
>> 
>> I am unable to get any of the tests to run when I select only the IPv6 
>> checkbox and when I select both checkboxes then only the IPv4 tests run.  
>> I think I did both bandwidth and ping based tests but will confirm.
> 
>  I still see this also.  The problem we experienced that graphs were not 
> created for IPv4 connections when a host had a AAAA record seems to be 
> resolved but we also still get no graph when clicking on the IPv6 check box.
> 
> However IPv6 does work in at least one case.
> 
> 
> http://ps-border1-pt.lbl.gov/perfsonar-graphs/?source=2620:83:8000:ff22::a&dest=2620:0:2b30:b::2&url=http%3A%2F%2Fps-border1-pt.lbl.gov%2Fesmond%2Fperfsonar%2Farchive%2F#start=1495555855&end=1496160655&summaryWindow=3600&timeframe=1w
> 
> http://ps-border1-pt.lbl.gov/perfsonar-graphs/?source=2620:83:8000:ff22::a&dest=2620:0:210:1::23&url=http%3A%2F%2Fps-border1-pt.lbl.gov%2Fesmond%2Fperfsonar%2Farchive%2F#start=1495556041&end=1496160841&summaryWindow=3600&timeframe=1w
> 
> I see that in the LBL cases the remote host is specified by IPv6 number 
> rather than hostname.  I have not tested configuring a test with IPv6 
> number rather than hostname since the problem with AAAA records affecting 
> IPv4 tests has been resolved.



Hmm.

Here is a case where host names are used and IPv6 graphs are generated.  Not 
sure what the differences are between these hosts and mine.  They all seem to 
be running CentOS 6.9 and the same version of personar and the personar 
toolkit.


http://perfsonar.ornl.gov/perfsonar-graphs/?source=2620:0:2b30:b::2&dest=2620:0:210:1::23&url=http%3A%2F%2Fperfsonar.ornl.gov%2Fesmond%2Fperfsonar%2Farchive%2F#start=1495556302&end=1496161102&summaryWindow=3600&timeframe=1w



> 
>> 
>> I am running a fully patched/updated version of the 4.0 release with 
>> auto-applied updates.
>> 
>> Charley
>> 
>> From: Andrew Lake 
>> [mailto:]
>>  
>> Sent: Tuesday, May 30, 2017 9:40 AM
>> To: 
>> ;
>>  Bill Owens 
>> <>;
>>  Charley Kneifel 
>> <>
>> Subject: Re: [perfsonar-user] Re: Lookup Service CentOS 7
>> 
>> Hi,
>> 
>> What type of tests are you trying to run? There is a known issue with rtt 
>> tests and two hostnames that only have AAAA records detailed here: 
>> https://github.com/perfsonar/pscheduler/issues/431
>> 
>> We also just pushed out 1.0.0.3 of pscheduler a couple weeks ago with some 
>> IPv6-related fixes for throughput tests so may be good to make sure you 
>> are running those. 
>> 
>> Thanks,
>> Andy
>> 
>> 
>> 
>> On May 30, 2017 at 8:12:12 AM, Bill Owens 
>> ()
>>  wrote:
>> 
>> I believe this is a known bug that was closed last fall without being 
>> resolved:https://github.com/perfsonar/pscheduler/issues/233
>> 
>> I’ve tried to get some attention to it but haven’t had time to dig into it.
>> 
>> Bill.
>> 
>> From: 
>> <>
>>  on behalf of Charley Kneifel 
>> <>
>> Date: Saturday, May 27, 2017 at 8:31 PM
>> To: 
>> ""
>>  
>> <>
>> Subject: [perfsonar-user] Re: Lookup Service CentOS 7
>> 
>> Is there anything special I need to do to get IPv6 working?
>> 
>> 
>> 
>> I have a privately IP'ed host that I can ping6 to IPv6 addresses such as:
>> 
>> 
>> 
>> perf-lax.sinet.ad.jp
>> 
>> 
>> 
>> or
>> 
>> 
>> 
>> nersc-pt1-v6.es.net
>> 
>> 
>> 
>> but I don't get any test results when I add them.
>> 
>> 
>> 
>> If I add perf-lax.sinet.ad.jp and check the IPv4 and IPv6 check boxes, 
>> then I get:
>> 
>> 
>> 
>> May 27 19:04:21 ps-node-a runner INFO     673928: With ping: rtt --count 
>> 10 --dest perf-lax.sinet.ad.jp --interval PT1S --ip-version 4 --source 
>> 192.168.202.151 --length 1000 --ttl 255
>> 
>> 
>> 
>> in my /var/log/messages file but nothing with an --ip-version 6 and 
>> nothing when it's just IPv6 checked.  I have several other hosts that I am 
>> trying to check via direct IPv6 addresses including two on the local 
>> network.
>> 
>> 
>> 
>> The PS node hosts show the v6 addresses in ifconfig and in the PS dashboard
>> 
>> 
>> 
>> What am I missing?
>> 
>> 
>> 
>> Charley
>> 
> 
> ---
> Bruce Curtis                         
> 
> Certified NetAnalyst II                701-231-8527
> North Dakota State University        
> 

---
Bruce Curtis                         

Certified NetAnalyst II                701-231-8527
North Dakota State University