"Craig R. McClanahan" <[EMAIL PROTECTED]>
To: "Tomcat Developers List" <[EMAIL PROTECTED]>
Sent: Tuesday, December 18, 2001 6:09 PM
Subject: Re: Load balancing - fail-over support with mod_webapp
>
>
> On Tue, 18 Dec 2001 [EMAIL PROTECTED] wrote:
>
>
> Another solution would be to calculate some sort
> of checksum on each session id received for a vm that is
> no longer on the air. Then modulo that number by the number of
> available tc instances in the cluster, and route the request to the
> the jth server in the cluster (where j is the calcu
On Tue, 18 Dec 2001 [EMAIL PROTECTED] wrote:
> Date: Tue, 18 Dec 2001 14:14:10 -0800 (PST)
> From: [EMAIL PROTECTED]
> Reply-To: Tomcat Developers List <[EMAIL PROTECTED]>
> To: Tomcat Developers List <[EMAIL PROTECTED]>
> Subject: Re: Load balancing - fail-over sup
essage -
From: <[EMAIL PROTECTED]>
To: "Tomcat Developers List" <[EMAIL PROTECTED]>
Sent: Tuesday, December 18, 2001 2:14 PM
Subject: Re: Load balancing - fail-over support with mod_webapp
| On Tue, 18 Dec 2001, Craig R. McClanahan wrote:
|
| > The load balancer routin
On Tue, 18 Dec 2001, Craig R. McClanahan wrote:
> The load balancer routing from JK hasn't ever been implemented in
> Catalina yet. Patches welcome :-).
Can we get a 'setRequest' method on Manager ? I'm trying to find
workarounds, but that would be the simple solution.
Again, adding support fo
t;
> Subject: Re: Load balancing - fail-over support with mod_webapp
>
> Mathias:
>
> In Tomcat 4, unless I'm not reading the code correctly, or completely,
> it doesn't appear that that any routing information is stored in the session
> id.
>
> Can anyone commen
gt;
To: "Tomcat Developers List" <[EMAIL PROTECTED]>
Sent: Tuesday, December 18, 2001 12:23 PM
Subject: Re: Load balancing - fail-over support with mod_webapp
| Tom Drake wrote:
| >
| > Mathias;
| >
| > Thanks for your very informative reply. From your reply, it seems
Tom Drake wrote:
>
> Mathias;
>
> Thanks for your very informative reply. From your reply, it seems
> that mod_jk comes close to doing what I want, and should actually
> provide the fail-over I'm looking for, however not in the most
> optimal way.
>
> What would be involved in adding (optionall
quot;Tomcat Developers List" <[EMAIL PROTECTED]>;
<[EMAIL PROTECTED]>
Sent: Tuesday, December 18, 2001 10:28 AM
Subject: Re: Load balancing - fail-over support with mod_webapp
| Hi, I have been working on load balancing Apache/Tomcat clusters.
|
| In mod_jk, the fail-over is done in the
Hi Mathias,
Maybe you could contribute some docs, you seem very familiar with the
subject ! Code would be even better :-)
In jk2 it should be possible for 'callbacks' to change anything, and all
the information about lb is exposed in accessible structures ( private
data has been greatly reduced
Hi, I have been working on load balancing Apache/Tomcat clusters.
In mod_jk, the fail-over is done in the function
get_most_suitable_worker. Basically if the worker who initiated the
session is available (i.e. not in error state), use it, otherwise loop
through the workers and select either the o
I have two questions about mod_webapp and/or mod_jk.
But first a little background:
Most of you know that I'm working on a
distributed session management solution the
purpose for which is to provide fail-over capability
in the context of a load balanced environment.
By fail-over, I mean that
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