Luca, Apache/2.4.18 (Win64) 10.114.119.* are the clients machines, 10.114.43.102 and 10.114.43.103 are the app servers yes i can see 502 in the httpd access log but all are related to a specific ajax we are using in our application, in other words it's not related to the disconnection issues we are facing from application server i cannot see any error, but from the client machine the session expired On Tue, Feb 14, 2017 at 5:44 PM, Luca Toscano <toscano.luca@xxxxxxxxx> wrote: > Hi! > > 2017-02-14 16:08 GMT+01:00 Fady Haikal <fadyhaikal@xxxxxxxxx>: >> >> Dear Team, >> I need your urgent help for an issue i'm facing with Apache Web >> Server, from time to time we are facing a disconnection on the >> application and after checking the logs from Apache we can see the >> below error: please advise urgently as we are working on a PROD server >> >> Our architecture: 2 Apache Web Servers (192.168.0.11 and 192.168.0.10) >> with MS network load balacing between them with a VIrtual IP >> 192.168.0.12 (DNS imal.albaraka.com.sd) and all users are connecting >> to the application from this DNS imal.albaraka.com.sd >> >> [Tue Feb 14 17:45:27.071171 2017] [proxy_http:error] [pid 1276:tid >> 2080] (OS 10054)An existing connection was forcibly closed by the >> remote host. : [client 10.114.117.51:51838] AH01102: error reading >> status line from remote server 10.114.43.103:8080, referer: >> >> http://imal.albaraka.com.sd/imal_core_portal/pathdesktop/DesktopAction_!corePortal.action >> [Tue Feb 14 17:45:51.673830 2017] [proxy_http:error] [pid 1276:tid >> 1496] (OS 10054)An existing connection was forcibly closed by the >> remote host. : [client 10.114.119.57:52151] AH01102: error reading >> status line from remote server 10.114.43.103:8080, referer: >> >> http://imal.albaraka.com.sd/imal_core_portal/pathdesktop/DesktopAction_!corePortal.action >> [Tue Feb 14 17:47:53.339839 2017] [proxy_http:error] [pid 1276:tid >> 1204] (OS 10054)An existing connection was forcibly closed by the >> remote host. : [client 10.114.33.42:52740] AH01102: error reading >> status line from remote server 10.114.43.103:8080, referer: >> >> http://imal.albaraka.com.sd/imal_core_portal/pathdesktop/DesktopAction_!corePortal.action >> > > Can you tell us what version of httpd you are using? > > From a quick glance it seems to me that httpd receives garbage from a remote > server (and not a valid HTTP response). > > Some questions: > - Can you give us more info about what are the IPs 10.114.119.* ? App > servers? > - Do you see a 502 (Bad gateway) in the httpd access log? > - Have you checked for errors in the remote host? > > Hope that helps! > > Luca --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx
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