And FWIW the backends also seem to have keepalives disabled.
On Mon, May 19, 2008 at 12:36 PM, Adam Woodworth <[EMAIL PROTECTED]> wrote: >>> I tried using the "SetEnv proxy-nokeepalive 1" option in httpd.conf, >>> and it cleared up the proxy errors that I was having with an IIS >>> backend server, and it may have decreased the proxy errors with Apache >>> backend servers as well. >>> >>> I tried again without the proxy-nokeepalive option, and the proxy >>> errors increased. Put it back, they decreased dramatically again. >>> >>> Turns out that mod_proxy always sends "Connection: Keep-Alive", but >>> with "proxy-nokeepalive 1", mod_proxy will always send "Connection: >>> Close". >>> >>> The backends in my case are all responding with "Connection: Close", >>> so the backends aren't even allowing Keep-Alives, regardless of >>> whether mod_proxy sends "Connection: Close" or "Connection: >>> Keep-Alive". >> >> So you have either set >> >> force-proxy-request-1.0 and thus are doing HTTP/1.0 requests to your >> backend or >> your backend has keepalives disabled. > > No, like I said above, I'm using "proxy-nokeepalive" to force > mod_proxy to send "Connection: Close". >
