[Nfd-dev] [EXT] Issue with getting nfd-log

Eric Newberry enewberry at cs.ucla.edu
Thu Apr 16 11:30:15 PDT 2020


Hi Ishita,

In commands 1 and 2 below, I notice that you're specifying "start nfd". 
If you're trying to run NFD directly, you should rewrite this part of 
these commands as just "nfd". (To clarify, there is nothing wrong with 
running NFD directly.)

Hope this helps!

Eric

On 4/16/2020 10:50 AM, Junxiao Shi via Nfd-dev wrote:
> Hi Ishita
>
> Clear up your earlier mistake: (you should never invoke nfd binary 
> directly; only start it via systemd)
> sudo rm -rf $HOME/.ndn
>
> Start NFD systemd service:
> sudo systemctl restart nfd
>
> View logs:
> journalctl -u nfd
>
> Yours, Junxiao
>
> On Thu, Apr 16, 2020 at 13:44 Ishita Dasgupta via Nfd-dev 
> <nfd-dev at lists.cs.ucla.edu <mailto:nfd-dev at lists.cs.ucla.edu>> wrote:
>
>     *External Email*
>
>     Hi,
>
>     I want to be able to see the nfd-logs hen I perform ndnping or
>     ndnperf on the node.
>     I have made the following modifications to the nfd.conf in /etc/ndn
>     (default_level INFO
>     Forwarder TRACE)
>     As explained here
>     <https://www.lists.cs.ucla.edu/pipermail/nfd-dev/2018-September/003387.html>,
>     when I do the following
>
>      1. sudo start nfd &> nfd.log &
>         /I only see *nfd start/running, process 75093 *in the log.
>         Even with all the successful ndnperf downloads or ndnpings.
>         This made me think that probably I need to explicitly specify
>         the nfd.conf which led to 2./
>      2. sudo start nfd -c /etc/ndn/nfd.conf > nfd.log &
>         /start: invalid option: -c
>         nfd starts but doesn't take in the config file command/
>      3. sudo nfd -c /etc/ndn/nfd.conf > nfd.log & (from here)
>         <https://named-data.net/doc/NFD/current/manpages/nfd.html>
>         /1587058707.444119 DEBUG: [Forwarder] onIncomingInterest
>         face=259 interest=/localhost/nfd/faces/events/%FE%04
>         *what():  Error in setting interest filter (/localhost/nfd):
>         Internal implementation error *(Validator/policy did not
>         invoke success or failure callback)
>         1587058707.444167 DEBUG: [Forwarder] onContentStoreMiss
>         interest=/localhost/nfd/faces/events/%FE%04/
>
>
>     Can anyone point out what I might be doing wrong? How can I have a
>     verbose look at the nfd-log?
>     I have the entire log from number 3 if anyone needs to see it.
>
>     Regards,
>     Ishita Dasgupta
>
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