perfSONAR User Q&A and Other Discussion

[Aaron Brown <>]

Hi Takatoshi,

The error message that’s being seen is a common firewall error. Are they both 
using the same bwctld.conf?

Cheers,
Aaron

On Jun 13, 2014, at 2:36 AM, Takatoshi Ikeda 
<>
 wrote:

> Hello, 
> 
> After I upgrade the all the packages on our pSPT 3.3 system by yum.
> BWCTL test with UDP becomes failure.
> When I downgrade only BWCTL package to 1.5.1-20, it works again.
> 
> Followings are the detail information.
> Do you have any idea?
> 
> 
> -OS
>> uname -a
> Linux perf-sin.tein-jp.net 2.6.32-431.17.1.el6.aufs.web100.x86_64 #1 SMP 
> Thu May 8 13:20:43 PDT 2014 x86_64 x86_64 x86_64 GNU/Linux
> 
> -BWCTL
>> rpm -qa|grep bwctl
> bwctl-client-1.5.2-5.el6.x86_64
> bwctl-server-1.5.2-5.el6.x86_64
> 
> -BWCTL test with UDP
>> bwctl -c XXXXXXX -u
> bwctl: Using tool: iperf
> bwctl: 16 seconds until test results available
> 
> RECEIVER START
> bwctl: start_endpoint: 3611628623.920596
> bwctl: run_endpoint: receiver: XXXXXXXXXXX
> bwctl: run_endpoint: sender: XXXXXXXXXXXX
> bwctl: Remote 'client' (XXXXXXXXXXXXXX) never initiated handshake:listening 
> at port(6116) - canceling
> bwctl: stop_endpoint: 3611628629.310156
> 
> 
> -Receiver log
> Jun 13 14:20:55 perf-sin bwctld[48187]: FILE=sapi.c, LINE=353, Connection to
> (YYYYYYYYYYYYYYYY:4823) from (XXXXXXXXXXXXXX:54479)
> Jun 13 14:20:55 perf-sin bwctld[48187]: FILE=sapi.c, LINE=510,
> ControlSession([YYYYYYYYYYYY]:4823) accepted from
> userid(nil):(XXXXXXXXXXXXXX:54479)
> Jun 13 14:20:55 perf-sin bwctld[26647]: FILE=bwctld.c, LINE=791, Test 
> Reservation Information: Current Time: 1402636855, Fuzz: 1.976562, 
> Reservation Start: 1402636858, Reservation End: 1402636873, Test Start 
> Time: 1402636860
> Jun 13 14:20:55 perf-sin bwctld[26647]: FILE=bwctld.c, LINE=442, 
> Reservation Status: time=1402636855 action=new sender=XXXXXXXXXXXXXX 
> receiver=YYYYYYYYYYYY tool=iperf res_start=1402636858 res_end=1402636872 
> test_start=1402636860
> Jun 13 14:20:55 perf-sin bwctld[26647]: FILE=bwctld.c, LINE=822, Time Slots
> Jun 13 14:20:55 perf-sin bwctld[26647]: FILE=bwctld.c, LINE=827, Time Slot 
> 1: 1402636858 to 1402636873: 1 reservations
> Jun 13 14:21:00 perf-sin bwctld[48188]: FILE=endpoint.c, LINE=864, Endpoint 
> peer connection could not accept(): listening at port(6052) : Interrupted 
> system call
> Jun 13 14:21:00 perf-sin bwctld[48188]: FILE=endpoint.c, LINE=873, 
> Endpoint: Signal = 14
> Jun 13 14:21:00 perf-sin bwctld[26647]: FILE=bwctld.c, LINE=442, 
> Reservation Status: time=1402636860 action=remove sender=XXXXXXXXXXXXXX 
> receiver=YYYYYYYYYYYY tool=iperf res_start=1402636858 res_end=1402636872 
> test_start=1402636860
> 
> -Sender log
> Jun 13 14:20:55 perf-kote bwctld[56212]: FILE=sapi.c, LINE=353, Connection 
> to (XXXXXXXXXXXXXX:4823) from (YYYYYYYYYYYY:34829)
> Jun 13 14:20:55 perf-kote bwctld[56212]: FILE=sapi.c, LINE=510, 
> ControlSession(XXXXXXXXXXXXXX:4823) accepted from 
> userid(nil):(YYYYYYYYYYYY:34829)
> Jun 13 14:20:55 perf-kote bwctl: Using tool: iperf
> Jun 13 14:20:55 perf-kote bwctld[29146]: FILE=bwctld.c, LINE=791, Test 
> Reservation Information: Current Time: 1402636855, Fuzz: 2.046875, 
> Reservation Start: 1402636858, Reservation End: 1402636873, Test Start 
> Time: 1402636860
> Jun 13 14:20:55 perf-kote bwctld[29146]: FILE=bwctld.c, LINE=442, 
> Reservation Status: time=1402636855 action=new sender=XXXXXXXXXXXXXX 
> receiver=YYYYYYYYYYYY tool=iperf res_start=1402636858 res_end=1402636872 
> test_start=1402636860
> Jun 13 14:20:55 perf-kote bwctld[29146]: FILE=bwctld.c, LINE=822, Time Slots
> Jun 13 14:20:55 perf-kote bwctld[29146]: FILE=bwctld.c, LINE=827, Time Slot 
> 1: 1402636858 to 1402636873: 1 reservations
> Jun 13 14:20:55 perf-kote bwctl: 16 seconds until test results available
> Jun 13 14:20:55 perf-kote bwctld[56212]: FILE=endpoint.c, LINE=1455, 
> _BWLEndpointStatus: Child #56213 exited from signal #11
> Jun 13 14:20:55 perf-kote kernel: bwctld[56213]: segfault at 0 ip (null) sp 
> 00007ffffb82cbd8 error 14 in bwctld (deleted)[400000+40000]
> Jun 13 14:20:55 perf-kote bwctld[29146]: FILE=bwctld.c, LINE=442, 
> Reservation Status: time=1402636855 action=remove sender=XXXXXXXXXXXXXX 
> receiver=YYYYYYYYYYYY tool=iperf res_start=1402636858 res_end=1402636872 
> test_start=1402636860
> 
> 
> -- 
> Takatoshi Ikeda 
> <>
>