Hello John,
no, but there's http://kb.atlassian.com/content/orion/docs/http-clustering.html
- it might help you...
greetings
Rob
Friday, February 01, 2002, 5:35:53 PM, you wrote:
JC hi,
JC I was wondering if anyone out there has any solid information on clustering
JC orion server
JC
My experience is that it is broken in 1.5.2 and 1.5.3 under heavy load;
see bug number 687 at http://bugzilla.orionserver.com/bugzilla/. I have
been working with Magnus Rydin to get the problem resolved but we
haven't gotten vary far, hopefully they will find time to fix this
problem soon.
-Mike
propelled this issue towards the top of the heap. But it looks like its
still not quite ready.
-Original Message-
From: Mike Moulton [mailto:[EMAIL PROTECTED]]
Sent: Friday, February 01, 2002 2:00 PM
To: Orion-Interest
Subject: RE: clustering
My experience is that it is broken in 1.5.2
So does it mean we need any other layer of load-balancing failover, like
at the Web Server farm?
- NH
- Original Message -
From: Patel, Atul [EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Saturday, October 13, 2001 9:39 AM
Subject: Clustering with Hw Load Balaner
Hi
Will my EJBs be replicated across the cluster? The documentation states the
following.
The HttpSession data (as long as it is Serializable or an EJB reference).
Note that if the EJBs are located on a server that fails, the references
might
become invalid.
The ServletContext data.
Please
Title: Clustering in Orion
As I
understand it clustering of session EJBs will soon be available. But thats
just the rumor.
-Original Message-From: GUNDA, Satish / RSAIFS - IOM
[mailto:[EMAIL PROTECTED]]Sent: Friday, August 31, 2001 7:52
AMTo: Orion-InterestSubject: Clustering
Title: Clustering in Orion
Really? Could you share the source (of the
rumor)?
-Original Message-From: Aaron Tavistock
[mailto:[EMAIL PROTECTED]]Sent: Viernes, 31 de Agosto de 2001
16:39To: Orion-InterestSubject: RE: Clustering in
Orion
As I
understand it clustering
Title: Clustering in Orion
I saw
that one too..somewhere in the list archives.
-Original Message-From: Juan Lorandi (Chile)
[mailto:[EMAIL PROTECTED]]Sent: Friday, August 31, 2001 2:56
PMTo: Orion-InterestSubject: RE: Clustering in
Orion
Really? Could you share the source
, so i guess this is vital
cheers
Morten Wilken
- Original Message -
From: elephantwalker [EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Thursday, July 19, 2001 9:38 PM
Subject: RE: clustering problem
Morten,
post your server.xml, default-web-site.xml, application.xml
Morten,
post your server.xml, default-web-site.xml, application.xml, web.xml, and
orion-web.xml. If you are using the load-balancer.xml, post that too.
Regards,
the elephantwalker
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Morten Wilken
Sent:
-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Duffey, Kevin
Sent: Monday, July 16, 2001 1:35 PM
To: Orion-Interest
Subject: RE: Clustering..
Thanks for the reply.
1. clustering only handles http session data. sfsb's will not
be replicated.
I thought that the entire
AM
To: Orion-Interest
Subject: RE: Clustering..
When you use a SSL hardware accelerator, are you able to retrieve the
digital certificate that the user uses from your application on Orion?.
Is there a way to retrieve the digital certificate while usin a SSL
hardware accelerator?
At 14:11 16/07
Title: RE: Clustering..
-Original Message-From:
[EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Kesav
KumarSent: Tuesday, July 17, 2001 12:32 AMTo:
Orion-InterestSubject: RE: Clustering..
snip
This mechanism have one
drawback: If you keep an object in session and later
Title: RE: Clustering..
I
haven't check with the latest version, but I store a handle to a sfsb.
When I failover it is invalid on the other server. Is this a
bug?
-Paul
-Original Message-From: Kesav Kumar
[mailto:[EMAIL PROTECTED]]Sent: Monday, July 16, 2001 3:32
PMTo
Title: RE: Clustering..
Paul,
only
http session data is shared in the cluster. For example, the Petstore
application doesn't cluster very well because its statemachine isin a
sfsb. The work around is to use a slsb, and pass a serializable bean from the
session context with the each slsb
Title: RE: Clustering..
good point, but i wouldn't see this as a drawback
-- it's just how it works.
isn't that sort of like saying, if i retrieve a
value from the database, and change it on the client, then the database isn't
automatically updated?
- Original Message -
From
Title: RE: Clustering..
The
database senario and session senarios are different. If we are keeping
information session thinking that this will be replicated across all the
clusters. The current JSP jsp:setProperty tag doesn't give any
extra attribute to actually say do clustering also
Kevin,
1. clustering only handles http session data. sfsb's will not be replicated.
2. Although rmi can be clustered and you can get fail-over for ejb's, the
ejb's are not load-balanced.
3. careful specification of the server is required, for example, the
web-apps must be in the
Thanks for the reply.
1. clustering only handles http session data. sfsb's will not
be replicated.
I thought that the entire application context was replicated? So anything
set to Application scope (beans, etc) is NOT replicated? Is that the way it
is supposed to be..or just a
Title: RE: Clustering..
Clustering in orion is only for sessions. EJB clustering is not yet provided.
The clustering mechanism in orion is based on JMS(Topic/Subscriber). When every you keep information in session by using setSessionAttribute(String name, Object object) the session
Title: RE: Clustering..
Kesar,
you
can cluster you ejb's, but this is through rmi. The clustering means that if,
for some reason, your remote ejb's go down, another server can pick it up. This
is failover but not loadbalancing. Take a look at the rmi.xml file spec to see
the clustering
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Duffey, Kevin
Sent: Monday, July 16, 2001 1:35 PM
To: Orion-Interest
Subject: RE: Clustering..
Thanks for the reply.
1. clustering only handles http session data. sfsb's will not
be replicated.
I
Hello,
I just encountered this problem myself, and a question popped up: In
which version did this bug appear? So I went as far back as 1.3.8 and the
bug was still there. Is there a possibility of misconfiguration here? Can
anybody from Orion development team comment on this? This a
PM
To: Orion-Interest
Subject: Re: clustering + ssl together
Greg,
The orion team doesn't ordinarily moniter the orion-interest list. I have
contacted them by email directly under our license contract, and Karl
noted
the configuration for ssl in the load-balancer.xml. However, I haven't
.
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Greg Matthews
Sent: Wednesday, June 27, 2001 12:00 AM
To: Orion-Interest
Subject: Re: clustering + ssl together
ew,
using your example, i have tried the equivalent of
https://localhost/mysecuresite/login
for Karl.
Regards,
the elephantwalker
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of elephantwalker
Sent: Thursday, June 28, 2001 2:22 PM
To: Orion-Interest
Subject: RE: clustering + ssl together
Greg,
I just tried this...
1. I assummed that ssl
-Interest [EMAIL PROTECTED]
Sent: Friday, June 29, 2001 8:59 AM
Subject: RE: clustering + ssl together
Greg,
I found a tool that you can use to look at what's going on with ssl and
the
loadbalancer or orion. If you are using linux, you probably have this
already, openssl. I am not sure
Message -
From: elephantwalker [EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Wednesday, June 27, 2001 2:58 PM
Subject: RE: clustering + ssl together
Greg,
I just tried something which ALMOST worked. I tried the secure
loadbalancer
instance like this in the browser:
http
: elephantwalker [EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Wednesday, June 27, 2001 3:57 PM
Subject: RE: clustering + ssl together
Greg,
I just logged this as bug 525. The ssl loadbalancer just won't accept
connections with https://, but will accept connections with http://. Basic
Here are the hickups in the plan so far...see below.
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of elephantwalker
Sent: Monday, June 25, 2001 1:29 AM
To: Orion-Interest
Subject: RE: clustering + ssl together
Greg,
I am doing this now, so I will get
[EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Wednesday, June 27, 2001 2:48 AM
Subject: RE: clustering + ssl together
Here are the hickups in the plan so far...see below.
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of elephantwalker
, 2001 3:00 PM
To: Orion-Interest
Subject: Re: clustering + ssl together
ew,
i was trying to run a single secure load balancer
with it's own load-balancer.xml.
loadbalancer did register the 2 orions i'd set up to appear
in the cluster, but after being able to see them appear on
the loadbalancer
PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of elephantwalker
Sent: Tuesday, June 26, 2001 9:59 PM
To: Orion-Interest
Subject: RE: clustering + ssl together
Greg,
I just tried something which ALMOST worked. I tried the secure loadbalancer
instance like this in the browser:
http://localhost:443
Greg,
I am
doing this now, so I will get back to the list when I am finished. This is my
working plan:
1.
there are two loadbalancers instances, one for http and one for https. These can
be on the same machine or seperate machines.
2. the
ports for your web-sites can be different from
try placing the jar file in the web app WEB-INF/lib directory. Remember when
you deploy an application it has its own sandbox. Thats my best bet. it
should be visible if it is in that directory though.
Al
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of
PROTECTED]
Sent: Sunday, June 10, 2001 2:36 AM
Subject: RE: clustering and key generation
Have you tried setting:
ejb-module remote=true path=keygenerator /
in your orion-application.xml on machines B,C, and D? The only place the
KeyGenerator bean is really deployed is on A, so machine A's
orion
for anybody to use.
Regards,
the elephantwalker
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Greg Matthews
Sent: Sunday, June 10, 2001 3:19 PM
To: Orion-Interest
Subject: Re: clustering and key generation
jason,
thankyou for yor responses
[EMAIL PROTECTED]
Sent: Monday, June 11, 2001 00:52
Subject: RE: clustering and key generation
Greg,
I didn't really understand your problem. If you are using counter.jar to
generate your keys, then the key is actually generated based upon the last
key in the database, not the appserver, so
: Sunday, June 10, 2001 6:05 PM
To: Orion-Interest
Subject: Re: clustering and key generation
If I understand Greg's decision correctly, he made it to prevent a single
point of failure on the Orion server instance serving the key generation
with the counter.jar. That Orion server indeed is a single
SERVER) from
get the next value from the sequence (ORACLE).
cheers,
greg
- Original Message -
From: elephantwalker [EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Monday, June 11, 2001 1:24 PM
Subject: RE: clustering and key generation
We have several orion's running
Have you tried setting:
ejb-module remote=true path=keygenerator /
in your orion-application.xml on machines B,C, and D? The only place the
KeyGenerator bean is really deployed is on A, so machine A's
orion-application.xml will have remote=false. I am assuming you have
already set up your
doesn't it work when
the same code is run from inside an EJB on machineB?
any help much appreciated,
greg.
- Original Message -
From: Jason Smith [EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Friday, June 08, 2001 2:04 PM
Subject: RE: clustering and key generation
These posts
These posts in the archive may help you (although they target Orion web
server-Orion ejb server configuration instead of a cluster).
http://www.mail-archive.com/orion-interest@orionserver.com/msg12704.html
http://www.mail-archive.com/orion-interest@orionserver.com/msg11905.html
-jason
Hi
Mike,
I
don't doubt you when you say you've had problems, but plenty of others
(including myself) have managed to cluster Orion easily in the past (okay - I
don't include the loadbalancer.jar in that statement about it being easy-
whenwe were using it, it was buggy as hell, and quite
SV: CLUSTERING PROBLEM FINALLY SOLVED!! web-moduleprevious
The application-creation-howto document was intended to show how to deploy a
full application to Orion, not how to tie a web-application to the default
application. This have been mentioned on this list numerous times, together
with
are you connecting everything to the same switch (hub)???
multicasting in a LAN is usually done by the switches, so hooking into a
different hub may be problematic with some switches
HTH
JP
-Original Message-
From: Jesse Schoch [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, February
they are connected to a hub
- Original Message -
From: "Juan Lorandi (Chile)" [EMAIL PROTECTED]
To: "Orion-Interest" [EMAIL PROTECTED]
Sent: Saturday, March 03, 2001 1:59 PM
Subject: RE: Clustering and Multicasting
are you connecting everything to
Hi there,
First, you definitely want to use the application specific clustering, with
a load-balancer feeding to two or more, per island. If your not familiar
with Orion clustering, your in for a nice surprise..its VERY easy to do.
Orion even comes with its own software load-balancer that is
Hi,
Its already out heh..I gotta go get it.
Where ideally should loadbalancer.jar be executed? Obviously if it is
running on
one of the machines in the cluster it isn't so good.. sort of defeats the
fail-safe purposes... So should it have it's own machine? Or am I just
missing
something.
Thursday, September 07, 2000, 9:29:42 PM, you wrote:
Hi all. I am having some trouble getting clustering working on a fairly simple
setup. I am hoping someone can give me some hints as to what I am doing wrong. I have
two machines each running Orion
1.2.9 with JDK 1.3.0RC on Solaris. One is
First question! Oo! Oo!
Anyways, you say:
--
If you want to add clustering for the whole website (for all
web-applications), edit the orion-web.xml of the default web-application
(NOTE: it will not be applied to all web-applications previous to Orion
1.3.6). This file is normally located in
Hello Dylan,
(... about lack of documentation)
And it isn't like it isn't a known problem. Almost every review of Orion I have
seen points out this glaring fact. And this mailing list is seething with people
patiently waiting for something that should be already written.
Absolutely,
Second Question! Woo! Hoo! =)
Hello, karl,
Excellent! Awesome! Great!
I burned through your document and have a functional setup.
A few questions :
Where ideally should loadbalancer.jar be executed? Obviously if it is running on
one of the machines in the cluster it isn't so good.. sort of
[mailto:[EMAIL PROTECTED]]
Sent: Friday, September 08, 2000 4:31 PM
To: Orion-Interest
Subject: Re: Clustering problems.
Hello Dylan,
(... about lack of documentation)
And it isn't like it isn't a known problem. Almost every
review of Orion I have
seen points out this glaring fact
Yes.
Its very easy.
Look
in the /docs folder for clustering info, but basically you do
this.
IN
/config/server.xml, add the line
cluster id="X" /
where
X is a unique number on EACH server of the cluster. Thus, each server has Orion
running on it, X will be different on each of these
Kevin,
I thought it was in interesting question as well.
Team Orion, how bout it?
Mike
snip/
The one thing I haven't been able to test yet
is if I shut down one clustered server, then restart it, if the session data
gets replicated to it again automatically. It should, but I have yet
checked the site myself yet but I
assume by the questions still coming, the document isn't done
yet?
Thanks.
-Original Message-From: Mike Sick
[mailto:[EMAIL PROTECTED]]Sent: Wednesday, September 06, 2000
11:50 AMTo: Orion-InterestSubject: Re: clustering/load
balancing
Kevin
Title: RE: Clustering in Orion
I'm somewhat confused here
My WEB-INF directory has a web.xml file in it. The docs say that to cluster it, it should have distributable / in it. Now, what's the difference between web.xml and orion-web.xml? Which should my webapp have in its WEB-INF
Title: RE: Clustering in Orion
There
are docs in the /docs folder on orion-web and
orion-application.
You
brought up a point though that I am not aware of...I have to manually put in the
cluster-config / in orion-web.xml. Maybe by putting in distributable
/ in web.xml, Orion automatically
Of Joel Shellman
Sent: Thursday, August 17, 2000 5:21 PM
To: Orion-Interest
Subject: Re: Clustering in Orion
Quick and dirty "load balancing" is round robin DNS. I just did a quick
test the other day and set up two machines with our app. Hit the URL
once and logged in (keeps object
If I had any information about it, sure. I only have one
machine; clustering isn't really an option for me.
On Thu, 17 Aug 2000, Pedro Garcia Lopez wrote:
Hello Joseph,
Congratulation for your interesting site about Orion.
My question is about clustering ?
Do you plan to include some
the Orion team
care to respond..that would be great if you could explain how this is done.
Thanks.
- Original Message -
From: "Joseph B. Ottinger" [EMAIL PROTECTED]
To: "Orion-Interest" [EMAIL PROTECTED]
Cc: "Orion-Interest" [EMAIL PROTECTED]
Sent: Thursday, August
Quick and dirty "load balancing" is round robin DNS. I just did a quick
test the other day and set up two machines with our app. Hit the URL
once and logged in (keeps object in session). Killed the app on one
machine and hit reload. I was still logged in on the other machine. I
got some errors as
Title: RE: Clustering help..
How does JMS factor into this? Is it load-balanced?
Here is my scenario:
I would like to deploy Orion across a number of servers (4 or so). Each server uses heavy caching of database objects, which in a few some cases need to be synchronized across all servers
Hate to just chime in, but I would love some information on
this as well. Not only instructions and documentation for
it, but a list of clustering features that are supported
would be great too.
- Original Message -
From: "Keven Duffey" [EMAIL PROTECTED]
To: "Orion-Interest" [EMAIL
Set the RMI to clustering , than the EJB can be clustering, like this
cluster password="123" name="admin" /
You need the username and password to let clusters to talk, so admin would be OK.
Since no official document mention about ejb clustering, I am not sure this is right.
-Original
I too would like to know about this... do reply back to orion-interest.
Dean Mao
(catch23)
-Original Message-
From: David Sierra Fernandez [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, June 07, 2000 1:23 PM
To: Orion-Interest
Subject: CLUSTERING ¨?
I want to know ASAP if orion
http://www.orionserver.com/docs/http-clustering-howto.html
-Original Message-
From: Mao, Dean [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
Sent: Thursday, June 08, 2000 5:10 AM
To: Orion-Interest
Subject: RE: CLUSTERING ¨?
I too would like to know about this... do reply back
Hello Roy,
To try out clustering, check out
http://www.orionserver.com/docs/http-clustering-howto.html
We will soon give you some more info on how to build a production cluster
using different solutions. A simple solution you could try is simply
adding a load-balancig DNS server for your site
How do I actually set up the clustering?
I have played with the orion-web.xml file and all I tend to get is an unable
to connect error!
Anyone got any ideas?
Dan
- Original Message -
From: Scott Lawrence [EMAIL PROTECTED]
To: Orion-Interest [EMAIL PROTECTED]
Sent: Friday, March 03,
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