I did see the ping parameter for the Balancemember element could be used to test the connection - should we be using this? I'm worried about more load on the tomcat instances though using this.
On Wed, Apr 20, 2016 at 3:07 PM, Wayne W <waynemailingli...@gmail.com> wrote: > Hi Jim, > > I did't know that - is there any documentation around this? what should I > search for? > > So are you saying what I'm experiencing is normal? > > On Wed, Apr 20, 2016 at 2:05 PM, Jim Jagielski <j...@jagunet.com> wrote: > >> Upgrading to 2.4.20 allow you to disable the one node dynamically >> on the httpd side and then bring down the node. >> > On Apr 20, 2016, at 8:10 AM, Wayne W <waynemailingli...@gmail.com> >> wrote: >> > >> > Hi, >> > >> > I'm seeing that with Apache 2.4.12 on Solaris when setup with mod_proxy >> to 2 tomcat instances when we bring down 1 node for maintenance the first >> client to try and access that node gets a Internal Server Error. Any >> requests after that (and for other sessions) are balanced correctly onto >> the other node. >> > >> > Is this normal? >> > Is there a way for it to just balance over to the other node without >> returning the error? >> > >> > My conf: >> > <VirtualHost *:80> >> > ServerName >> > somedomain.com >> > >> > ProxyPass /share >> > http://127.0.0.1:8181/share >> > >> > >> > ProxyPass / balancer://cluster/ stickysession=JSESSIONID nofailover=Off >> > >> > # define the balancer, with http and/or ajp connections >> > <Proxy balancer://cluster/> >> > Order allow,deny >> > Allow from all >> > BalancerMember ajp:// >> > 127.0.0.1:8010 >> > route=g1 >> > BalancerMember ajp:// >> > 127.0.0.1:8011 >> > route=g2 >> > </Proxy> >> > </VirtualHost> >> > >> > >> > I see in the apache logs the following: >> > >> > Wed Apr 20 11:04:11.739700 2016] [proxy_ajp:error] [pid 58313] [client >> 10.12.32.251:56869] AH00992: ajp_read_header: ajp_ilink_receive failed, >> referer: https://example.com >> > [Wed Apr 20 11:04:11.739713 2016] [proxy_ajp:error] [pid 58313] >> (120006)APR does not understand this error code: [client >> 10.12.32.251:56869] AH00878: read response failed from 127.0.0.1:8010 >> (127.0.0.1), referer: http://example.com >> > [ >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: users-unsubscr...@httpd.apache.org >> For additional commands, e-mail: users-h...@httpd.apache.org >> >> >
