With this usage scenario i would recommend sticky sessions.
-Original Message-
From: Igor [mailto:[EMAIL PROTECTED]
Sent: Thursday, September 30, 2004 8:59 PM
To: [EMAIL PROTECTED]
Subject: Re: Synchronization in cluster
Users of my application can upload comma separeted
That doesn't solve the problem
-Original Message-
From: Ralph Einfeldt [mailto:[EMAIL PROTECTED]
Sent: Friday, October 01, 2004 4:26 AM
To: Tomcat Users List
Subject: RE: Synchronization in cluster
With this usage scenario i would recommend sticky sessions.
-Original Message
) [mailto:[EMAIL PROTECTED]
Sent: Friday, October 01, 2004 1:51 PM
To: Tomcat Users List
Subject: RE: Synchronization in cluster
That doesn't solve the problem
-Original Message-
From: Ralph Einfeldt [mailto:[EMAIL PROTECTED]
Sent: Friday, October 01, 2004 4:26 AM
To: Tomcat Users List
PROTECTED]
Sent: Friday, October 01, 2004 7:36 AM
Subject: RE: Synchronization in cluster
Why not ?
As I understood the static variable holds the information for the
current upload.
If the session is sticky the user will stay in the same jvm
and see the same static variable with each refresh.
I
You are right :-(
Igor
- Original Message -
From: Filip Hanik - Dev [EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Sent: Friday, October 01, 2004 5:31 PM
Subject: Re: Synchronization in cluster
cause if you have two servers, two different sessions can perform upload
in two
-
De : Igor [mailto:[EMAIL PROTECTED]
Envoyé : mercredi 29 septembre 2004 20:42
À : [EMAIL PROTECTED]
Objet : Re: Synchronization in cluster
Hello!
if you are talking about distributed locking, then the answer is no
Thank you for reply !
Our web application uses locking and Singleton pattern
distributed locking of session data implies you need something like a
distributed cache. If that is the case, maybe you should look at
Coherence.
distributed locking is meant to solve a specific problem, so unless
you really need to synchronize distributed objects like a distributed
cache, I
- Original Message -
From: LERBSCHER Jean-Pierre [EMAIL PROTECTED]
To: 'Tomcat Users List' [EMAIL PROTECTED]
Sent: Thursday, September 30, 2004 10:41 AM
Subject: RE : Synchronization in cluster
Hi,
What are your needs? Why distributed singleton or distributed locking are so
important ?
Perhaps you
that you
want to lock several tomcats in a distributed lock when accessing the DB.
Filip
- Original Message -
From: Igor [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Thursday, September 30, 2004 10:16 AM
Subject: Re: Synchronization in cluster
Hello!
Thank you for answers! I will try
in a distributed lock when accessing the DB.
Filip
- Original Message -
From: Igor [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Thursday, September 30, 2004 10:16 AM
Subject: Re: Synchronization in cluster
Hello!
Thank you for answers! I will try to use JGroups
We have data
Message -
From: Filip Hanik - Dev [EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Sent: Thursday, September 30, 2004 6:36 PM
Subject: Re: Synchronization in cluster
sounds like your system needs a little rethinking, if you have singleton
access to your DB.
That is why the DBs
PROTECTED]
To: [EMAIL PROTECTED]
Sent: Thursday, September 30, 2004 1:58 PM
Subject: Re: Synchronization in cluster
Hello!
Thank you for advice ! I will think about restructure my application.
Users of my application can upload comma separeted files, that are imported
in database.
This process can
Thank you :-)
Igor
- Original Message -
From: Filip Hanik - Dev [EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Sent: Thursday, September 30, 2004 10:42 PM
Subject: Re: Synchronization in cluster
If it happens in one JVM, everething is ok. But what will be in the case
if you are talking about distributed locking, then the answer is no
Filip
- Original Message -
From: Igor [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Tuesday, September 28, 2004 11:43 PM
Subject: Synchronization in cluster
Hello!
We use synchronization on several JSP and classes:
Hello!
if you are talking about distributed locking, then the answer is no
Thank you for reply !
Our web application uses locking and Singleton pattern. I am making researches - is
there a possibility to move to cluster architecture or load balancing.
Distributed locking is not possible.
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