<div dir="ltr"><div><div>I have changed <span style="font-family:monospace,monospace">/etc/default/varnish. </span><span style="font-family:arial,helvetica,sans-serif">It looks something like below:-<br><br><span style="font-family:monospace,monospace"><font size="1">START=yes<br>NFILES=131072<br>MEMLOCK=82000<br>DAEMON_OPTS="-a <a href="http://0.0.0.0:6081">0.0.0.0:6081</a> \<br>             -T localhost:6082 \<br>             -f /etc/varnish/prudsys.vcl \<br>             -S /etc/varnish/secret \<br>             -s malloc,1G"</font><br></span><br></span></div><span style="font-family:arial,helvetica,sans-serif">My prudsys.vcl looks like below:-<br><br></span><font size="1"><span style="font-family:monospace,monospace">vcl 4.0;<br>backend default {<br>    .host = "146.88.25.40";<br>    .port = "8080";<br>}<font face="arial,helvetica,sans-serif"><font size="2"><br><br></font></font></span></font></div><font size="1"><span style="font-family:monospace,monospace"><font face="arial,helvetica,sans-serif"><font size="2">I have also attached my </font></font><font size="2">/etc/init.d/varnish</font><font face="arial,helvetica,sans-serif"><font size="2"> script</font></font></span></font><br><div><div><div><font size="1"><span style="font-family:monospace,monospace"><font face="arial,helvetica,sans-serif"><font size="2"><br></font></font></span></font></div></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Dec 30, 2015 at 7:09 PM, Geoff Simmons <span dir="ltr"><<a href="mailto:geoff@uplex.de" target="_blank">geoff@uplex.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">-----BEGIN PGP SIGNED MESSAGE-----<br>
Hash: SHA256<br>
<span class=""><br>
On 12/30/15 10:27 AM, Debraj Manna wrote:<br>
><br>
> I am new to varnish. Whenever I am trying to acess our backend via<br>
> varnish I am getting the below error:-<br>
<br>
</span>Always look for the FetchError:<br>
<span class=""><br>
> -   FetchError     no backend connection<br>
<br>
</span>Varnish can't reach your backend. Since there's no 'Backend' record<br>
anywhere in your log, Varnish evidently doesn't know about any backend<br>
that it can connect to.<br>
<span class=""><br>
> If I start varnish as below then also everything works fine. I am<br>
> facing problem only when I start varnish via sudo service varnish<br>
> start sudo varnishd -n foo -f /etc/varnish/prudsys.vcl -s malloc,1G<br>
</span>> -T localhost:6082  -a <a href="http://0.0.0.0:6081" rel="noreferrer" target="_blank">0.0.0.0:6081</a> <<a href="http://0.0.0.0:6081" rel="noreferrer" target="_blank">http://0.0.0.0:6081</a>><br>
<br>
Take a look at the start script invoked by 'service'. If you haven't<br>
changed anything about it, I would guess that it's not using the VCL<br>
file specified by -f in your command, but rather a "default" VCL that<br>
defines a backend that doesn't exist.<br>
<br>
<br>
HTH,<br>
Geoff<br>
- --<br>
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