perfSONAR User Q&A and Other Discussion

[Aaron Brown <>]

Hey Alex,

On Aug 18, 2014, at 6:01 PM, Alex Montaño 
<>
 wrote:

> Hi Aaron -
> 
> That seemed to work... Creating the 'bwctl' user and group. However, when I 
> try to run the bwctl test to the 'CD' perfsonar node. I get the following 
> message:
> 
> [root@turq-perfs2
>  bwctld]# bwctl -c 204.121.65.121  -t 20  -f g
> bwctl: Using tool: iperf
> bwctl: BWLStartSessions: Failed

Strange. Could you send /var/log/messages from the node? Also, could you send 
try running the above with the “-v” argument as well and send that to us?

Cheers,
Aaron

> 
> 
> Thanks
> Alex
> 
> 
> On 8/18/14 11:25 AM, Aaron Brown wrote:
>> Hey Alex,
>> 
>> The bwctl RPM creates a ‘bwctl’ user, and group. The RPMs then expect to 
>> start up as those users. I’m not sure why they weren’t created when the 
>> RPM was installed, but if you run the following as root, it should create 
>> the bwctl user:
>> 
>> /usr/sbin/useradd -r -s /bin/nologin -d /tmp bwctl
>> 
>> Cheers,
>> Aaron
>> 
>> On Aug 18, 2014, at 1:19 PM, Alex Montaño 
>> <>
>>  wrote:
>> 
>>> Hi -
>>> 
>>> I currently have a system running perfsonar off a CD. Which is working 
>>> fine. However, due to internal policies and configuration management 
>>> procedures, I need to build (kickstart) a new system with the necessary 
>>> images.
>>> 
>>> So, I have just installed the the bwctl rpm on a system with RHEL6. All  
>>> libraries and dependecies were installed. All looks good. However, when I 
>>> try to start the bwctl processes (which i copied from the CD system) I 
>>> get the following messages.
>>> 
>>> [hpcnet@turq-perfs2
>>>  ~]# /usr/bin/bwctld -c /etc/bwctld -R /var/run
>>> bwctld[46656]: FILE=tools.c, LINE=453, Compiled-in tools: iperf nuttcp 
>>> iperf3 ping traceroute tracepath owamp
>>> bwctld[46656]: FILE=owamp.c, LINE=74, OwampAvailable(): owamp_cmd unset, 
>>> using "owping"
>>> bwctld[46656]: FILE=owamp.c, LINE=84, OwampAvailable(): owamp_server_cmd 
>>> unset, using "owampd"
>>> bwctld[46656]: FILE=tracepath.c, LINE=72, TracepathAvailable(): 
>>> tracepath_cmd unset, using "tracepath"
>>> bwctld[46656]: FILE=tracepath.c, LINE=82, TracepathAvailable(): 
>>> tracepath6_cmd unset, using "tracepath6"
>>> bwctld[46656]: FILE=traceroute.c, LINE=72, TracerouteAvailable(): 
>>> traceroute_cmd unset, using "traceroute"
>>> bwctld[46656]: FILE=traceroute.c, LINE=82, TracerouteAvailable(): 
>>> traceroute6_cmd unset, using "traceroute6"
>>> bwctld[46656]: FILE=ping.c, LINE=72, PingAvailable(): ping_cmd unset, 
>>> using "ping"
>>> bwctld[46656]: FILE=ping.c, LINE=82, PingAvailable(): ping6_cmd unset, 
>>> using "ping6"
>>> bwctld[46656]: FILE=iperf.c, LINE=67, IperfAvailable(): iperf_cmd unset, 
>>> using "iperf"
>>> bwctld[46656]: FILE=nuttcp.c, LINE=77, NuttcpAvailable(): nuttcp_cmd 
>>> unset, using "nuttcp"
>>> bwctld[46656]: FILE=tools.c, LINE=484, Available tools: iperf nuttcp 
>>> iperf3 ping traceroute tracepath owamp
>>> bwctld[46656]: FILE=bwctld.c, LINE=2404, Invalid user/-U option: bwctl
>>> 
>>> Any ideas?
>>> 
>>> Thanks in advance,
>>> Alex
>>> 
>