On Today at 9:52am, CP=>Cristian Pini <cris.pini@xxxxxxxxx> wrote: CP> Thx for taking the time to read the post. CP> Hi, Have you looked at "Protocol Adjustments" at: http://httpd.apache.org/docs/2.2/mod/mod_proxy.html#envsettings Those settings recently helped me get rid of intermittent 502 errors. Hope that helps, CP> CP> You're right in that it's difficult to determine whether Apache is the CP> problem, however, there's nothing sitting between the proxy and the CP> app server and the only things that are running on the app server are CP> apache (mod_perl) and sendmail. CP> CP> Having reviewed the access and error log on the proxy I can see an CP> entry for a request that subsequently fails, however, neither the CP> access or error logs on the app server have an entry for the request. CP> This suggests that the request is never reaching the app server but as CP> there's only one hop between them I'm struggling to understand what is CP> happening to the request from the proxy. CP> CP> Rgds, CP> CP> Cris CP> -- Haroon Rafique <haroon.rafique@xxxxxxxxxxx> --------------------------------------------------------------------- The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.apache.org/userslist.html> for more info. To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx " from the digest: users-digest-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx