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<p>Yes, please upgrade to a later version of Ubuntu. 14.04 has been
unsupported by Canonical for going on a year now. Officially, our
software only supports 16.04, 18.04, and 19.10. However, note that
16.04 and 19.10 will be dropped in the near future with the
release of 20.04.<br>
</p>
<p>Eric<br>
</p>
<div class="moz-cite-prefix">On 4/16/2020 12:20 PM, Ishita Dasgupta
via Nfd-dev wrote:<br>
</div>
<blockquote type="cite"
cite="mid:CAKxF5oifA9x5OBK1dNrLeXW5VZBkQCFz9Oztjoa3xFNySH+Htw@mail.gmail.com">
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<div class="gmail_default" style="font-family:tahoma,sans-serif">Hi
Junxiao,<br>
<br>
I'm running this on Ubuntu 14.04.1 LTS <br>
Could that be a problem?<br>
I use the series of commands <a
href="https://github.com/named-data/NFD/blob/master/docs/INSTALL.rst"
target="_blank" moz-do-not-send="true">as described here</a>
using the NDN PPA repository and APT.<br>
<br>
Also, I do not find any <a
href="https://gerrit.named-data.net/plugins/gitiles/NFD/+/refs/changes/28/5028/3/contrib/systemd/README.md"
target="_blank" moz-do-not-send="true">nfd.service file</a>
where I could specify the nfd path for systemctl causing the
"No file found" error.<br>
<br>
</div>
<div>
<div dir="ltr" data-smartmail="gmail_signature">
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr"><font face="tahoma, sans-serif"><span
style="font-size:12.8px">Regards,</span><br
style="font-size:12.8px">
<span style="font-size:12.8px">Ishita
Dasgupta</span><br
style="font-size:12.8px">
<i style="font-size:12.8px">Graduate Student<br>
</i><i><font size="2"><span>College</span> of <span>Information</span> and <span>Computer</span> <span>Sciences</span></font></i><i
style="font-size:12.8px">,<br>
UMass Amherst</i></font><br>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<br>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Thu, Apr 16, 2020 at 2:03
PM Junxiao Shi <<a
href="mailto:shijunxiao@email.arizona.edu" target="_blank"
moz-do-not-send="true">shijunxiao@email.arizona.edu</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px
0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<div dir="auto">Hi Ishita</div>
</div>
<div dir="auto"><br>
</div>
<div dir="auto">Your installation is broken. Purge and
reinstall the nfd package via APT.</div>
<div dir="auto">If problem persists, reimage the machine and
start from scratch.</div>
<div dir="auto"><br>
</div>
<div dir="auto">Yours, Junxiao</div>
<div><br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Thu, Apr 16, 2020 at
13:59 Ishita Dasgupta <<a
href="mailto:ishita.dasgupta@gmail.com"
target="_blank" moz-do-not-send="true">ishita.dasgupta@gmail.com</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px
0.8ex;border-left:1px solid
rgb(204,204,204);padding-left:1ex">
<p style="text-align:center"><font color="red"><strong>External
Email</strong><br>
</font></p>
<div dir="ltr">
<div class="gmail_default"
style="font-family:tahoma,sans-serif">
<div class="gmail_default">Hi Junxiao, <br>
<br>
I see <br>
<p
style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:19px;line-height:normal;font-family:Monaco;color:rgb(242,242,242);background-color:rgba(0,0,0,0.85)"><span
style="font-variant-ligatures:no-common-ligatures">Failed to issue
method call: Unit nfd.service failed to load:
No such file or directory. See system logs and
'systemctl status nfd.service' for details.</span></p>
</div>
<div style="font-family:Arial,Helvetica,sans-serif">
<div dir="ltr">
<div dir="ltr">
<div dir="ltr">
<div dir="ltr">
<div dir="ltr"><font face="tahoma,
sans-serif"><span
style="font-size:12.8px"><span
class="gmail_default">On looking
at the log<br>
</span></span></font>
<p
style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:19px;line-height:normal;font-family:Monaco;color:rgb(242,242,242);background-color:rgba(0,0,0,0.85)"><span
style="font-variant-ligatures:no-common-ligatures">nfd.service</span></p>
<p
style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:19px;line-height:normal;font-family:Monaco;color:rgb(242,242,242);background-color:rgba(0,0,0,0.85)"><span
style="font-variant-ligatures:no-common-ligatures"> Loaded: </span><span
style="font-variant-ligatures:no-common-ligatures;color:rgb(180,36,25)">error</span><span
style="font-variant-ligatures:no-common-ligatures"> (Reason: No such
file or directory)</span></p>
<span
style="font-variant-ligatures:no-common-ligatures;background-color:rgba(0,0,0,0.85);color:rgb(242,242,242);font-family:Monaco;font-size:19px">
</span><span
style="font-variant-ligatures:no-common-ligatures;background-color:rgba(0,0,0,0.85);color:rgb(242,242,242);font-family:Monaco;font-size:19px">Active:
inactive (dead)</span><font
face="tahoma, sans-serif"><span
style="font-size:12.8px"><span
class="gmail_default"></span><br>
<span class="gmail_default">My path
is set to include /usr/bin where
nfd resides so I am not sure why I
might be seeing this. <br>
</span><br>
Regards,</span><br
style="font-size:12.8px">
<span style="font-size:12.8px">Ishita
Dasgupta</span></font></div>
</div>
</div>
</div>
</div>
</div>
</div>
<div>
<div dir="ltr">
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr"><font face="tahoma,
sans-serif"><span
style="font-size:12.8px">Regards,</span><br
style="font-size:12.8px">
<span style="font-size:12.8px">Ishita
Dasgupta</span><br
style="font-size:12.8px">
<i style="font-size:12.8px">Graduate
Student<br>
</i><i><font size="2"><span>College</span> of <span>Information</span> and <span>Computer</span> <span>Sciences</span></font></i><i
style="font-size:12.8px">,<br>
UMass Amherst</i></font><br>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<br>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Thu, Apr 16, 2020
at 1:50 PM Junxiao Shi <<a
href="mailto:shijunxiao@email.arizona.edu"
target="_blank" moz-do-not-send="true">shijunxiao@email.arizona.edu</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px
0px 0.8ex;border-left:1px solid
rgb(204,204,204);padding-left:1ex">
<div>
<div dir="auto">Hi Ishita</div>
</div>
<div dir="auto"><br>
</div>
<div dir="auto">Clear up your earlier mistake: (you
should never invoke nfd binary directly; only
start it via systemd)</div>
<div dir="auto">sudo rm -rf $HOME/.ndn</div>
<div dir="auto"><br>
</div>
<div dir="auto">Start NFD systemd service:</div>
<div dir="auto">sudo systemctl restart nfd</div>
<div dir="auto"><br>
</div>
<div dir="auto">View logs:</div>
<div dir="auto">journalctl -u nfd</div>
<div dir="auto"><br>
</div>
<div dir="auto">Yours, Junxiao</div>
<div><br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Thu, Apr
16, 2020 at 13:44 Ishita Dasgupta via Nfd-dev
<<a href="mailto:nfd-dev@lists.cs.ucla.edu"
target="_blank" moz-do-not-send="true">nfd-dev@lists.cs.ucla.edu</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote"
style="margin:0px 0px 0px
0.8ex;border-left:1px solid
rgb(204,204,204);padding-left:1ex">
<p style="text-align:center"><font color="red"><strong>External
Email</strong><br>
</font></p>
<div dir="ltr">
<div class="gmail_default"
style="font-family:tahoma,sans-serif">Hi,<br>
<br>
I want to be able to see the nfd-logs hen
I perform ndnping or ndnperf on the node.
<br>
I have made the following modifications to
the nfd.conf in /etc/ndn <br>
(<span
style="background-color:rgb(250,250,250);color:rgb(51,51,51);font-family:Consolas,Menlo,"Liberation
Mono",Courier,monospace;font-size:12px">default_level INFO</span></div>
<div class="gmail_default"
style="font-family:tahoma,sans-serif"><span
style="background-color:rgb(250,250,250);color:rgb(51,51,51);font-family:Consolas,Menlo,"Liberation
Mono",Courier,monospace;font-size:12px">Forwarder TRACE</span>)<br>
As explained <a
href="https://www.lists.cs.ucla.edu/pipermail/nfd-dev/2018-September/003387.html"
target="_blank" moz-do-not-send="true">here</a>,
when I do the following<br>
<ol>
<li>sudo start nfd &> nfd.log
&<br>
<i>I only see <b>nfd start/running,
process 75093 </b>in the log.
Even with all the successful ndnperf
downloads or ndnpings.<br>
This made me think that probably I
need to explicitly specify the
nfd.conf which led to 2.</i></li>
<li>sudo start nfd -c /etc/ndn/nfd.conf
> nfd.log & <br>
<i>start: invalid option: -c<br>
nfd starts but doesn't take in the
config file command</i></li>
<li>sudo nfd -c /etc/ndn/nfd.conf >
nfd.log & <a
href="https://named-data.net/doc/NFD/current/manpages/nfd.html"
target="_blank"
moz-do-not-send="true">(from here)</a><br>
<i>1587058707.444119 DEBUG:
[Forwarder] onIncomingInterest
face=259
interest=/localhost/nfd/faces/events/%FE%04<br>
<b> what(): Error in setting
interest filter (/localhost/nfd):
Internal implementation error </b>(Validator/policy
did not invoke success or failure
callback)<br>
1587058707.444167 DEBUG: [Forwarder]
onContentStoreMiss
interest=/localhost/nfd/faces/events/%FE%04</i><br>
</li>
</ol>
</div>
<div class="gmail_default"
style="font-family:tahoma,sans-serif"><br>
</div>
<div>
<div dir="ltr">
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr"><font
face="tahoma,
sans-serif"><span
style="font-size:12.8px"><span
class="gmail_default" style="font-family:tahoma,sans-serif">Can anyone
point out what I
might be doing
wrong? How can I
have a verbose look
at the nfd-log?<br>
I have the entire
log from number 3 if
anyone needs to see
it.<br>
<br>
</span>Regards,</span><br
style="font-size:12.8px">
<span
style="font-size:12.8px">Ishita
Dasgupta</span><br
style="font-size:12.8px">
</font><br>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
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</blockquote>
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</blockquote>
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<pre class="moz-quote-pre" wrap="">_______________________________________________
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