perfSONAR User Q&A and Other Discussion

[Antoine Delvaux <>]

Hello,

Can you confirm us which version of OWAMP you're running?  And also on which 
platform?

On the OWAMP server refusing the test, do you see any output from owampd in 
/var/log/perfsonar/owamp.log or /var/log/message (or /var/log/syslog if 
Debian) ?

Regards,

Antoine.

> Le 19 sept. 2019 à 15:32,  a écrit :
> 
> Hello,
> 
> I recently found one of our servers failed running owping tests against 
> other
> servers. It can ping other servers. Meanwhile, other servers can run owping
> against this owping-defaulty server. Noted all of them have the same
> configuration.
> 
> The specific error showed below with the "server denied test". If I run 
> owping
> test from a to b I will get 100% packet loss. I read this post
> 'https://lists.internet2.edu/sympa/arc/perfsonar-user/2014-08/msg00044.html'
> and tried to change the bandwidth from 20M to different values but had no
> luck. Feel free to drop any suggestions. Thanks!
> 
> # owping 10.244.14.38
> owping: FILE=capi.c, LINE=881, Server denied test: 10.244.14.38
> owping: FILE=owping.c, LINE=235, Session Failed!
> # ping 10.244.14.38
> PING 10.244.14.38 (10.244.14.38) 56(84) bytes of data.
> 64 bytes from 10.244.14.38: icmp_seq=1 ttl=62 time=0.182 ms
> 64 bytes from 10.244.14.38: icmp_seq=2 ttl=62 time=0.338 ms
> 64 bytes from 10.244.14.38: icmp_seq=3 ttl=62 time=0.277 ms
> ^C
> --- 10.244.14.38 ping statistics ---
> 3 packets transmitted, 3 received, 0% packet loss, time 2037ms
> rtt min/avg/max/mdev = 0.182/0.265/0.338/0.066 ms
> 
> Regards,
> Shawn Wang,
> Northwestern Univeristy
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