<div dir="ltr">Have you changed http_resp_size too?</div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>-- <br></div>Guillaume Quintard<br></div></div></div>
<br><div class="gmail_quote">On Mon, Oct 17, 2016 at 9:23 AM, Guilleret Florian <span dir="ltr"><<a href="mailto:guilleret.florian@gmail.com" target="_blank">guilleret.florian@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div><font color="#000000"><font size="2"><font face="verdana, arial, helvetica, sans-serif">Hi,<br><br></font></font></font></div><font color="#000000"><font size="2"><font face="verdana, arial, helvetica, sans-serif">I'm getting weird 503 error on varnish.<br><br></font></font></font></div><font color="#000000"><font size="2"><font face="verdana, arial, helvetica, sans-serif">On page with ESI ( not on every page of my website ) i got Error 503 Backend fetch failed.<br><br></font></font></font></div><font color="#000000"><font size="2"><font face="verdana, arial, helvetica, sans-serif">On varnish log i can saw </font></font></font><font color="#000000"><font size="2"><font face="verdana, arial, helvetica, sans-serif">FetchError http read error: overflow :<br><br></font></font></font><br>* << BeReq >> 9 <br>
- Begin bereq 8 fetch<br>
- Timestamp Start: 1476370852.736703 0.000000 0.000000<br>
- BereqMethod GET<br>
- BereqURL /pageXXX.html<br>
- BereqProtocol HTTP/1.1<br>
- BereqHeader Host: <a rel="nofollow" href="http://www.websiteXXXX.com" target="_blank">www.websiteXXXX.com</a><br>
- BereqHeader User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:47.0) Gecko/20100101 Firefox/47.0<br>
- BereqHeader Accept: text/html,application/xhtml+<wbr>xml,application/xml;q=0.9,*/*;<wbr>q=0.8<br>
- BereqHeader Accept-Language: fr-FR<br>
- BereqHeader Cookie: mage-translation-storage=%7B%<wbr>7D;
mage-translation-file-version=<wbr>%7B%7D; mage-cache-storage=%7B%7D;
mage-cache-storage-section-<wbr>invalidation=%7B%7D; mage-cache-sessid=true;
X-Magento-Vary=<wbr>f970ba1c8edf4251be121a7535f2ce<wbr>003b791953;
form_key=lV5GbPY6uP<br>
- BereqHeader X-Forwarded-For: 80.74.72.196<br>
- BereqHeader Accept-Encoding: gzip<br>
- BereqHeader X-Varnish: 9<br>
- VCL_call BACKEND_FETCH<br>
- VCL_return fetch<br>
- BackendOpen 53 default(127.0.0.1,,81) 127.0.0.1 59720<br>
- Backend 53 default default(127.0.0.1,,81)<br>
- Timestamp Bereq: 1476370852.736959 0.000256 0.000256<br>
- FetchError http read error: overflow<br>
- BackendClose 53 default(127.0.0.1,,81)<br>
- Timestamp Beresp: 1476370865.707061 12.970358 12.970102<br>
- Timestamp Error: 1476370865.707072 12.970368 0.000011<br>
- BerespProtocol HTTP/1.1<br>
- BerespStatus 503<br>
- BerespReason Service Unavailable<br>
- BerespReason Backend fetch failed<br>
- BerespHeader Date: Thu, 13 Oct 2016 15:01:05 GMT<br>
- BerespHeader Server: Varnish<br>
- VCL_call BACKEND_ERROR<br>
- BerespHeader Content-Type: text/html; charset=utf-8<br>
- BerespHeader Retry-After: 5<br>
- VCL_return deliver<br>
- Storage malloc Transient<br>
- ObjProtocol HTTP/1.1<br>
- ObjStatus 503<br>
- ObjReason Backend fetch failed<br>
- ObjHeader Date: Thu, 13 Oct 2016 15:01:05 GMT<br>
- ObjHeader Server: Varnish<br>
- ObjHeader Content-Type: text/html; charset=utf-8<br>
- ObjHeader Retry-After: 5<br>
- Length 278<br>
- BereqAcct 611 0 611 7767 0 7767<br>
- End<br><br><br></div>My website is a magento 2. So I suppose this is my issue :<p> <a href="http://devdocs.magento.com/guides/v2.0/config-guide/varnish/tshoot-varnish-503.html" rel="nofollow noopener noreferrer noopener noreferrer" target="_blank">http://devdocs.magento.com/<wbr>guides/v2.0/config-guide/<wbr>varnish/tshoot-varnish-503.<wbr>html <br></a></p><p>But even with this option http_resp_hdr_len it doesn't work...</p><p>Can anyone know how to debug this ?<br></p></div>
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