perfSONAR User Q&A and Other Discussion

[Aaron Brown <>]

Hi Takatoshi,

That’s strange, given the error being seen. Could you run the bwctl command 
with the “-x” flag, and send the results? That should show both the send and 
receive side test messages.

Cheers,
Aaron

On Jun 16, 2014, at 9:09 PM, Takatoshi Ikeda 
<>
 wrote:

> Aaron-san,
> 
> It's only UDP iperf test. 
> I do scheduled test with TCP but it works fine.
> 
> Regards,
> -Takatoshi Ikeda
> 
> On Mon, 16 Jun 2014 13:17:12 +0000
> Aaron Brown 
> <>
>  wrote:
> 
>> Hi Takatoshi,
>> 
>> Is it only the UDP iperf that’s failing, or do other tests fail as well?
>> 
>> Cheers,
>> Aaron
>> 
>> On Jun 14, 2014, at 10:21 AM, Takatoshi Ikeda 
>> <>
>>  wrote:
>> 
>>> Dear Aaron,
>>> 
>>> Yes. I didn't modify the port for the iperf test.
>>> In addition, I did that test without iptables. 
>>> ( turn off it by "service iptables stop" )
>>> 
>>> regards,
>>> -Takatoshi Ikeda
>>> 
>>> 
>>> On Fri, 13 Jun 2014 14:37:24 +0000
>>> Aaron Brown 
>>> <>
>>>  wrote:
>>> 
>>>> 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 
>>>>> <>
>>>>> 
>>> 
>>> -- 
>>> Takatoshi Ikeda 
>>> <>
>>> 
> 
> -- 
> Takatoshi Ikeda 
> <>
>