On Thu, Jul 3, 2014 at 9:57 AM, Federico Calì <f.c...@tdnet.it> wrote:
> Hi Roman, > the mod_cluster is what we have actually in production. > I want to change it, because the communication > between Jboss and front-end sometimes fails with error 503. > I would like to use ProxyPass in order to investigate if these kinds of > errors will remain. > It is very likely that you'll have the same problem, which is an issue, perhaps intermittent, with the backend server or application. Maybe one proxy implementation reacts a little better in your circumstance and/or can be configured to react better (e.g., recover more quickly), but you'll probably end up needing to diagnose the root cause either way. > > Federico > > > > Il 03/07/2014 15:15, Roman Jurkov ha scritto: > > Federico, > > since you are using JBoss, i would suggest to look into mod_cluster > instead. > > http://mod-cluster.jboss.org > > -Roman. > > On Jul 3, 2014, at 8:58 AM, Federico Calì <f.c...@tdnet.it> wrote: > > Hi Eric, > > thanks for the hint but I think it's not what I need. > Defining the standby node(s) in the balancer definition I might loss > functionality for these reasons: > > - the JBoss cluster has both web applications deployed in HA Singleton > that deployed in "statndard classic" [ie running on all nodes]; > For the second kinds of applications each request can be served by all > back-end node. > > - I can't know which node is the HA Singleton Master; > > - I might need to extend the jboss cluster adding new nodes (2,3,..) but > only one will be the master for HA Singleton web applications; > > Federico > > > Il 03/07/2014 13:59, Eric Covener ha scritto: > > On Thu, Jul 3, 2014 at 6:47 AM, Federico Calì <f.c...@tdnet.it> > <f.c...@tdnet.it> wrote: > > I'd like use Apache ProxyPass, with balancer directives, to refer these web > applications, > but I need that no requests are sent to the "stand-by" back-end node. > > http://httpd.apache.org/docs/2.2/mod/mod_proxy.html > > Search for "standby" > > > > -- > > .: Federico Calì > .: TD Group S.p.A. > .: Via del Fischione 19 > .: [Via Traversagna -Ingresso Zona C ] > .: 56010 Migliarino Pisano (PI) > .: 050-897406 > .: 348-2886628 > > > Nessun virus nel messaggio. > Controllato da AVG - www.avg.com > Versione: 2014.0.4592 / Database dei virus: 3986/7788 - Data di rilascio: > 03/07/2014 > > > -- > > .: Federico Calì > .: TD Group S.p.A. > .: Via del Fischione 19 > .: [Via Traversagna -Ingresso Zona C ] > .: 56010 Migliarino Pisano (PI) > .: 050-897406 > .: 348-2886628 > > -- Born in Roswell... married an alien... http://emptyhammock.com/ http://edjective.org/
