[Unstrung-hackers] Problem running sunshine on RPI2

Marcin Aronowski marcin.aronowski at gmail.com
Thu May 11 14:22:29 EDT 2017


czw., 11 maj 2017 o 18:01 użytkownik Michael Richardson <mcr at sandelman.ca>
napisał:

>
> Marcin Aronowski <marcin.aronowski at gmail.com> wrote:
>     > 6Lowpan is working, I can communicate with the node. What I can't get
>     > working is RPL. I compiled sunshine and the rest of the package and
>     > I'm able to run it. Here's the log of my sunshine:
>
> In my recent testing on RPI, I have found the following problems:
>
> 1) some strange core dumps with debugging unless I set -O0.
> 2) DIS messages, and perhaps all unicast messages, are not being sent.
>
> I have code not yet pushed up yet.
> I have neither confirmed nor denied that this occurs with VMs.
>
>     > default via 2001:470:614a:500::1 dev eth0 metric 1024
>     > Scheduling dio in 5001 ms
>     > inserting event #1 at 1494509198/866528 0
>     > ip found[1]: lo scope=0
> address=2001:470:614a:dead:1ac0:ffee:1ac0:ffee
>
>     > The problem is that I don't see any packets being sent by RPI. Even
>     > though you can see sending DIO is scheduled it's not happening.
>
> Agreed.
>
>     > \1\4p"..., 8192}], msg_controllen=0, msg_flags=0}, 0) = 72
>     > write(2, "ip found[1]: lo scope=0 address="..., 71ip found[1]: lo
>     > scope=0 address=2001:470:614a:dead:1ac0:ffee:1ac0:ffee
>     > ) = 71
>     > recvmsg(3, 0x7ee73334, 0) = -1 EAGAIN (Resource temporarily
>     > unavailable)
>
>
>
>     > What's ineterseting, when I try to debug sunshine with gdb I can see
>     > DIO being sent ;)
>
>     > Other problem is that sunshine is not getting any packets from
> 6lowpan
>     > nodes. I can DIO/DIS packet in the tcpdump but there's anything in
>     > sunshine log.
>
>     > Any idea what can be the case here? What more info can I provide?
>
> You saw unicase DIS messages going out? I did not.
> I am hoping to be able to spend more time on this starting Sunday.
>
>
I saw multicast DIOs being sent but only when I use gdb to debug the
program.


> --
> ]               Never tell me the odds!                 | ipv6 mesh
> networks [
> ]   Michael Richardson, Sandelman Software Works        | network
> architect  [
> ]     mcr at sandelman.ca  http://www.sandelman.ca/        |   ruby on
> rails    [
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.sandelman.ca/pipermail/unstrung-hackers/attachments/20170511/52e72ce4/attachment.html>


More information about the Unstrung-hackers mailing list