perfSONAR User Q&A and Other Discussion

[Nina Jeliazkova <>]

Hi Fausto,

BWCTL plugin for perfsonarUI was developed by the Erlangen team. I am 
sure they can provide more details.

Regards,
Nina

Fausto Vetter wrote:
> Hi Christian,
>
> Hum.. Afraid I dont know either... by the way, does anyone know about 
> perfsonar-ui and bwctl-mp integration? what does a blank page means?
>
> Thanks,
> Fausto
>
>
> Rodesch Christian wrote:
> > Hi Fausto,
> >
> > as I said, I installed a second server and configured bwctl and bwctl 
> > MP. The fist host is eomer.restena.lu, the second is 
> > detective.restena.lu. Well bidirectional measuring works now when I 
> > use the bwctl command directly. So from both hosts I can launch 
> > bandwidth measurements like:
> >
> >    detective:/usr/src # bwctl -s detective.restena.lu -c 
> > eomer.restena.lu
> >    bwctl: 20 seconds until test results available
> >
> >    RECEIVER START
> >    3420281874.583427: iperf -B 158.64.56.218 -P 1 -s -f b -m -p 5003 
> > -t 10
> >    ------------------------------------------------------------
> >    Server listening on TCP port 5003
> >    Binding to local address 158.64.56.218
> >    TCP window size: 87380 Byte (default)
> >    ------------------------------------------------------------
> >    [ 14] local 158.64.56.218 port 5003 connected with 158.64.56.116
> >    port 5003
> >    [ 14]  0.0-10.0 sec  64307200 Bytes  51374350 bits/sec
> >    [ 14] MSS size 1448 bytes (MTU 1500 bytes, ethernet)
> >
> >    RECEIVER END
> >
> > This works quite well, but when I try to trigger the test with 
> > perfsonar UI, I only get a blank result.The test is being performed 
> > as I can see with wireshark that over 6000packets are being sent in 1 
> > second. The result is the same (blank result tab in perfsonar UI), 
> > even when I change the 2 hosts so that either one host or the other 
> > acts as the sender.
> >
> > Anyway I'm happy that measurement works fine now, the blank result 
> > seems to be some minor bug though :-)
> >
> > Maybe you know some trick to get it fully working
> >
> > Regards,
> >
> > Christian