<div dir="ltr">It looks like your backend failed to deliver ("<span style="white-space:pre-wrap">http first read error", then "</span><span style="white-space:pre-wrap">backend write error"</span>), so you were taken to vcl_backend_error then to vcl_deliver. Could it be that your vcl has a vcl_backend_error that rewrites the error code?<br><div><br></div><div>From the varnish side, your backend failed, it may be a timeout problem (backend replied too late).</div></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><div>-- <br></div>Guillaume Quintard<br></div></div></div>
<br><div class="gmail_quote">On Sun, Dec 27, 2015 at 12:32 PM, יעקב ירמולובסקי <span dir="ltr"><<a href="mailto:yakov.yarmo@gmail.com" target="_blank">yakov.yarmo@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>I checked my apache log and it responded with 200.<br></div><br clear="all"><div><div><pre>14 BackendXID b 2005611725
14 TxRequest b POST
14 TxURL b /node/16348/edit?destination=user/18407
14 TxProtocol b HTTP/1.1
14 TxHeader b Host: <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>
14 TxHeader b Content-Length: 7411
14 TxHeader b Cache-Control: max-age=0
14 TxHeader b Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
14 TxHeader b Origin: <a href="http://www.limudnaim.co.il" target="_blank">http://www.limudnaim.co.il</a>
14 TxHeader b Upgrade-Insecure-Requests: 1
14 TxHeader b User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36
14 TxHeader b Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryHUWnuy0mKyJkVjht
14 TxHeader b Referer: <a href="http://www.limudnaim.co.il/node/16348/edit?destination=user/18407" target="_blank">http://www.limudnaim.co.il/node/16348/edit?destination=user/18407</a>
14 TxHeader b Accept-Language: he-IL,he;q=0.8,en-US;q=0.6,en;q=0.4
14 TxHeader b X-UA-Device: pc
14 TxHeader b X-Full-Uri: <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>%2Fnode%2F16348%2Fedit%3Fdestination%3Duser%2F18407
14 TxHeader b X-Forwarded-For: 46.121.61.13
14 TxHeader b Accept-Encoding: gzip
14 TxHeader b Cookie: SESSdac9e0acd970131ed940ca8f937850da=cc448a1c9de0973a7878d6e0941536c9; NO_CACHE=Y
14 TxHeader b X-Varnish: 2005611725
14 BackendClose b default
14 BackendOpen b default 82.80.17.31 39482 82.80.17.31 1012
14 BackendXID b 2005611725
14 TxRequest b POST
14 TxURL b /node/16348/edit?destination=user/18407
14 TxProtocol b HTTP/1.1
14 TxHeader b Host: <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>
14 TxHeader b Content-Length: 7411
14 TxHeader b Cache-Control: max-age=0
14 TxHeader b Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
14 TxHeader b Origin: <a href="http://www.limudnaim.co.il" target="_blank">http://www.limudnaim.co.il</a>
14 TxHeader b Upgrade-Insecure-Requests: 1
14 TxHeader b User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36
14 TxHeader b Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryHUWnuy0mKyJkVjht
14 TxHeader b Referer: <a href="http://www.limudnaim.co.il/node/16348/edit?destination=user/18407" target="_blank">http://www.limudnaim.co.il/node/16348/edit?destination=user/18407</a>
14 TxHeader b Accept-Language: he-IL,he;q=0.8,en-US;q=0.6,en;q=0.4
14 TxHeader b X-UA-Device: pc
14 TxHeader b X-Full-Uri: <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>%2Fnode%2F16348%2Fedit%3Fdestination%3Duser%2F18407
14 TxHeader b X-Forwarded-For: 46.121.61.13
14 TxHeader b Accept-Encoding: gzip
14 TxHeader b Cookie: SESSdac9e0acd970131ed940ca8f937850da=cc448a1c9de0973a7878d6e0941536c9; NO_CACHE=Y
14 TxHeader b X-Varnish: 2005611725
14 BackendClose b default
17 SessionOpen c 46.121.61.13 4316 :80
17 ReqStart c 46.121.61.13 4316 2005611725
17 RxRequest c POST
17 RxURL c /node/16348/edit?destination=user/18407
17 RxProtocol c HTTP/1.1
17 RxHeader c Host: <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>
17 RxHeader c Connection: keep-alive
17 RxHeader c Content-Length: 7411
17 RxHeader c Cache-Control: max-age=0
17 RxHeader c Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
17 RxHeader c Origin: <a href="http://www.limudnaim.co.il" target="_blank">http://www.limudnaim.co.il</a>
17 RxHeader c Upgrade-Insecure-Requests: 1
17 RxHeader c User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36
17 RxHeader c Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryHUWnuy0mKyJkVjht
17 RxHeader c Referer: <a href="http://www.limudnaim.co.il/node/16348/edit?destination=user/18407" target="_blank">http://www.limudnaim.co.il/node/16348/edit?destination=user/18407</a>
17 RxHeader c Accept-Encoding: gzip, deflate
17 RxHeader c Accept-Language: he-IL,he;q=0.8,en-US;q=0.6,en;q=0.4
17 RxHeader c Cookie: SESSdac9e0acd970131ed940ca8f937850da=cc448a1c9de0973a7878d6e0941536c9; __utmt=1; NO_CACHE=Y; __utma=77876233.313860119.1451212742.1451212742.1451212742.1; __utmb=77876233.22.9.1451213179574; __utmc=77876233; __utmz=77876233.1451212742.1.1.utmcsr=google|utmccn=(organic)|utmcmd=organic|utmctr=(not%20provided)
17 VCL_call c recv pass
17 VCL_call c hash
17 Hash c /node/16348/edit?destination=user/18407
17 Hash c <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>
17 VCL_return c hash
17 VCL_call c pass pass
17 Backend c 14 default default
17 FetchError c http first read error: -1 0 (Success)
17 Backend c 14 default default
17 FetchError c Resource temporarily unavailable
17 FetchError c backend write error: 11 (Resource temporarily unavailable)
17 VCL_call c error deliver
17 VCL_call c deliver deliver
17 TxProtocol c HTTP/1.1
17 TxStatus c 302
17 TxResponse c Service Unavailable
17 TxHeader c Server: Varnish
17 TxHeader c x-status: 503
17 TxHeader c Location: /oops?path=/node/16348/edit?destination=user/18407&obj_status=503&obj_response=Service Unavailable&req_xid=2005611725
17 TxHeader c Accept-Ranges: bytes
17 TxHeader c Date: Sun, 27 Dec 2015 10:47:37 GMT
17 TxHeader c X-Varnish: 2005611725
17 TxHeader c Age: 5
17 TxHeader c Via: 1.1 varnish
17 TxHeader c Connection: close
17 TxHeader c X-Varnish-Cache: MISS
17 Length c 0
17 ReqEnd c 2005611725 1451213252.184271336 1451213257.219164610 0.000056505 5.034824371 0.000068903
15 BackendOpen b default 82.80.17.31 39486 82.80.17.31 1012
15 BackendXID b 2005611727
15 TxRequest b GET
15 TxURL b /oops?path=/node/16348/edit?destination=user/18407&obj_status=503&obj_response=Service%20Unavailable&req_xid=2005611725
15 TxProtocol b HTTP/1.1
15 TxHeader b Host: <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>
15 TxHeader b Cache-Control: max-age=0
15 TxHeader b Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
15 TxHeader b Upgrade-Insecure-Requests: 1
15 TxHeader b User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36
15 TxHeader b Referer: <a href="http://www.limudnaim.co.il/node/16348/edit?destination=user/18407" target="_blank">http://www.limudnaim.co.il/node/16348/edit?destination=user/18407</a>
15 TxHeader b Accept-Language: he-IL,he;q=0.8,en-US;q=0.6,en;q=0.4
15 TxHeader b X-UA-Device: pc
15 TxHeader b X-Full-Uri: <a href="http://www.limudnaim.co.il" target="_blank">www.limudnaim.co.il</a>%2Foops%3Fpath%3D%2Fnode%2F16348%2Fedit%3Fdestination%3Duser%2F18407%26obj_status%3D503%26obj_response%3DService%2520Unavailable%26req_xid%3D2005611725
15 TxHeader b X-Forwarded-For: 46.121.61.13
15 TxHeader b Accept-Encoding: gzip
15 TxHeader b Cookie: SESSdac9e0acd970131ed940ca8f937850da=cc448a1c9de0973a7878d6e0941536c9; NO_CACHE=Y
15 TxHeader b X-Varnish: 2005611727
</pre></div></div></div>
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