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From Wayne W <waynemailingli...@gmail.com>
Subject Re: [users@httpd] BalancerMember returns 500 internal server error before failover
Date Wed, 20 Apr 2016 14:07:17 GMT
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 <jim@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 <waynemailinglists@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
> > [
>
>
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