Hello, Sometimes I get backend_fetch_failed for some URL. This URL is called by AJAX in POST method.
The response of this call is empty because it's just log and the content-length = 20. And backend response status code = 200 I don't get the error all time, for exemple I can't reproduce from my browser. I get this error in through std.syslog : - BereqMethod POST - BereqURL /proxy.php?xdp_path=http%3A%2F%2Fmonsite.com%2Fcf_log.php - BereqProtocol HTTP/1.1 - BereqHeader Accept: application/json, text/javascript, */*; q=0.01 - BereqHeader Content-Type: application/x-www-form-urlencoded; charset=UTF-8 - BereqHeader X-Requested-With: XMLHttpRequest - BereqHeader Referer: - BereqHeader Accept-Language: fr-FR,fr;q=0.5 - BereqHeader Accept-Encoding: gzip, deflate - BereqHeader User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; LCJB; rv:11.0) like Gecko - BereqHeader Content-Length: 635 - BereqHeader DNT: 1 - BereqHeader Cache-Control: no-cache - BereqHeader Cookie: fofirdId=c652b193-cbff-4a0e-abdf-836087b20393; xtvrn=$390974$; xtan390974=-; xtant390974=1; CF_SESSION_SYNC=1446135592 - BereqHeader X-UA-Device: pc - BereqHeader X-UA-Device-Simplified: desktop - BereqHeader Via: 1.1 varnish-v4 - BereqHeader grace: none - BereqHeader X-Forwarded-For: xx.xx.xx.xx, xx.xx.xx.xx - BereqHeader Host: monsite.com - BereqHeader X-Pass: POST request - BereqHeader X-Pass-D: POST request - hash - Pass - BereqHeader X-Varnish: 2031880 - VCL_call BACKEND_FETCH - VCL_return fetch - BackendOpen 258 backend1(xx.xx.xx.xx,,80) xx.xx.xx.xx 40582 - Backend 258 backend backedn1(xx.xx.xx.xx,,80) - FetchError req.body read error: 104 (Connection reset by peer) - FetchError backend write error: 104 (Connection reset by peer) Thank you.
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