perfSONAR User Q&A and Other Discussion

["Curtis, Bruce" <>]

No answers but I see the same results on our perfsonar server.

[curtis@perfsonar2 ~]$ pscheduler task throughput --source 
uofu-ddc-dmz-latency.chpc.utah.edu
Submitting task...
Unable to determine the lead participant: At /schema: 1 is not one of [2]
[curtis@perfsonar2 ~]$ 


I never noticed before, I guess I’ve always used both source and dest.


[curtis@perfsonar2 ~]$ pscheduler task throughput --source 
uofu-ddc-dmz-latency.chpc.utah.edu --dest perfsonar2.it.ndsu.edu
Submitting task...
Task URL:
https://uofu-ddc-dmz-latency.chpc.utah.edu/pscheduler/tasks/06299597-f275-4e8a-ba6a-92cce924af1c
Running with tool 'iperf3'
Fetching first run...

Next scheduled run:
https://uofu-ddc-dmz-latency.chpc.utah.edu/pscheduler/tasks/06299597-f275-4e8a-ba6a-92cce924af1c/runs/f1633cbd-9414-47fa-ae5b-357ff6dbb7e7
Starts 2020-06-25T00:43:38Z (~193 seconds)
Ends   2020-06-25T00:43:57Z (~18 seconds)
Waiting for result...

* Stream ID 5
Interval       Throughput     Retransmits    Current Window 
0.0 - 1.0      3.15 Gbps      230            23.15 MBytes   
1.0 - 2.0      5.20 Gbps      0              23.15 MBytes   
2.0 - 3.0      5.20 Gbps      0              23.15 MBytes   
3.0 - 4.0      5.20 Gbps      0              23.15 MBytes   
4.0 - 5.0      5.20 Gbps      0              23.15 MBytes   
5.0 - 6.0      5.20 Gbps      0              23.15 MBytes   
6.0 - 7.0      5.17 Gbps      0              23.15 MBytes   
7.0 - 8.0      5.17 Gbps      0              23.15 MBytes   
8.0 - 9.0      5.21 Gbps      0              23.15 MBytes   
9.0 - 10.0     5.21 Gbps      0              23.15 MBytes   

Summary
Interval       Throughput     Retransmits    
0.0 - 10.0     4.99 Gbps      230

No further runs scheduled.


> On Jun 24, 2020, at 7:27 PM, Joe Breen <> wrote:
> 
> Hi,
> 
> I was wondering if anyone had seen an error similar to the following?
> 
> ##############
> [chpcadmin@uofu-science-dmz-bandwidth ~]$ pscheduler task throughput 
> --source uofu-ddc-dmz-latency.chpc.utah.edu 
> Submitting task...
> Unable to determine the lead participant: At /schema: 1 is not one of [2]
> ##############
> 
> I am running the pscheduler command on 155.101.66.2 / 
> uofu-science-dmz-bandwidth.chpc.utah.edu.
> 
> 
> If I swap --source for --dest for the same address, I receive results.  If 
> I explicitly put in the --dest and --source, I receive results:
> 
> ############################
>  [chpcadmin@uofu-science-dmz-bandwidth ~]$ pscheduler task throughput 
> --source uofu-ddc-dmz-latency.chpc.utah.edu  --dest 155.101.66.2
> Submitting task...
> Task URL:
> https://uofu-ddc-dmz-latency.chpc.utah.edu/pscheduler/tasks/6d955b5c-ef7d-4418-8717-34cfcca06ef0
> Running with tool 'iperf3'
> Fetching first run...
> 
> Next scheduled run:
> https://uofu-ddc-dmz-latency.chpc.utah.edu/pscheduler/tasks/6d955b5c-ef7d-4418-8717-34cfcca06ef0/runs/a50bb22c-2b26-4b5d-ae3f-dd2f99320da6
> Starts 2020-06-25T00:13:50Z (~6 seconds)
> Ends   2020-06-25T00:14:09Z (~18 seconds)
> Waiting for result...
> 
> * Stream ID 5
> Interval       Throughput     Retransmits    Current Window 
> 0.0 - 1.0      9.10 Gbps      22             2.16 MBytes    
> 1.0 - 2.0      9.11 Gbps      0              2.16 MBytes    
> 2.0 - 3.0      9.32 Gbps      1              1.22 MBytes    
> 3.0 - 4.0      9.32 Gbps      0              1.22 MBytes    
> 4.0 - 5.0      9.34 Gbps      2              1.56 MBytes    
> 5.0 - 6.0      9.32 Gbps      1              1.12 MBytes    
> 6.0 - 7.0      9.30 Gbps      0              1.17 MBytes    
> 7.0 - 8.0      9.21 Gbps      0              1.18 MBytes    
> 8.0 - 9.0      9.30 Gbps      0              1.25 MBytes    
> 9.0 - 10.0     9.30 Gbps      0              1.30 MBytes    
> 
> Summary
> Interval       Throughput     Retransmits    
> 0.0 - 10.0     9.26 Gbps      26
> 
> No further runs scheduled.
> ##############################
> 
> The only Google hits for the specific error that we have turned up are:
> https://github.com/perfsonar/pscheduler/issues/427
> 
> This github issue shows closed and fixed.  
> 
> Both my boxes are running 4.2.4 pscheduler
> 
> Any thoughts?
>   --Joe
> --
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Bruce Curtis
Network Engineer  /  Information Technology
NORTH DAKOTA STATE UNIVERSITY
phone: 701.231.8527