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Posted to jetspeed-user@portals.apache.org by Igor G <ig...@gmail.com> on 2007/06/05 16:11:19 UTC

Jetspeed load balancing

All,

I am implementing  load balancing for our JetSpeed2  portal and curious if
anyone has 2 jetspeed tomcat instances sharing same database instance ?

So far I am getting error  "Portlet Application jetspeed-layouts not
available" on leg 1 once one leg 2 of the  jetspeed2 portal  has been
restarted.

I am interested to know if anyone has done it successfully. Any resources on
the Internet regarding this is appreciated.

Thanks.

Igor Grapp.


-- 
Igor.

RE: Jetspeed load balancing

Posted by Hajo Birthelmer <Ha...@BlueSunrise.com>.
That explains it...
2.0 had some trouble in a load balanced environment (basically the local
search index got messed up / out-of-synch after the second instance was
started and wrongfully overwrote the db).

All that (and much more) is fixed in 2.1, including a truly distributed
cache. 
So my suggestion would be to upgrade to 2.1...
 
Hajo Birthelmer

hajo@bluesunrise.com
office     : +01.707.773.4646
cell        : +01.707.318.9275
 

-----Original Message-----
From: Igor G [mailto:igrapp@gmail.com] 
Sent: Tuesday, June 05, 2007 10:14 AM
To: hajo@bluesunrise.com
Cc: Jetspeed Users List
Subject: Re: Jetspeed load balancing

We are using Jetspeed 2.0 on MSSQL with Graffito CMS and Graffito portlet

Here is a general reproudciton steps:
1. Start Leg 1 of the Jetspeed
2. Start Leg 2 of the Jetspeed
3. Open Graffito CMS on Leg 1 , edit and save some content
    - at this point content displays fine on both legs

4. Restart Leg 2 of the Jetspeed
4. View content on Leg 1 - Will fail - white page will appear with error
text:

"Portlet Application jetspeed-layouts not available"

I am trying to find out if any state for the "jetspeed-portlet" application
being saved into DB upon its redeployment.

Regargs,
Igor Grapp

On 6/5/07, Hajo Birthelmer <Ha...@bluesunrise.com> wrote:
>
>  Yes, we have done it successfully.
>
> Can you tell a little more about your environment and the exact error you
> are getting?
>
>
>
>
>
> Hajo Birthelmer
>
>
>
> hajo@bluesunrise.com
>
> office     : +01.707.773.4646
>
> cell        : +01.707.318.9275
>
>
>
> -----Original Message-----
> From: Igor G [mailto:igrapp@gmail.com]
> Sent: Tuesday, June 05, 2007 7:11 AM
> To: jetspeed-user@portals.apache.org
> Subject: Jetspeed load balancing
>
>
>
> All,
>
>
>
> I am implementing  load balancing for our JetSpeed2  portal and curious if
>
> anyone has 2 jetspeed tomcat instances sharing same database instance ?
>
>
>
> So far I am getting error  "Portlet Application jetspeed-layouts not
>
> available" on leg 1 once one leg 2 of the  jetspeed2 portal  has been
>
> restarted.
>
>
>
> I am interested to know if anyone has done it successfully. Any resources
> on
>
> the Internet regarding this is appreciated.
>
>
>
> Thanks.
>
>
>
> Igor Grapp.
>
>
>
>
>
> --
>
> Igor.
>



-- 
Igor.


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Re: Jetspeed load balancing

Posted by Igor G <ig...@gmail.com>.
We are using Jetspeed 2.0 on MSSQL with Graffito CMS and Graffito portlet

Here is a general reproudciton steps:
1. Start Leg 1 of the Jetspeed
2. Start Leg 2 of the Jetspeed
3. Open Graffito CMS on Leg 1 , edit and save some content
    - at this point content displays fine on both legs

4. Restart Leg 2 of the Jetspeed
4. View content on Leg 1 - Will fail - white page will appear with error
text:

"Portlet Application jetspeed-layouts not available"

I am trying to find out if any state for the "jetspeed-portlet" application
being saved into DB upon its redeployment.

Regargs,
Igor Grapp

On 6/5/07, Hajo Birthelmer <Ha...@bluesunrise.com> wrote:
>
>  Yes, we have done it successfully.
>
> Can you tell a little more about your environment and the exact error you
> are getting?
>
>
>
>
>
> Hajo Birthelmer
>
>
>
> hajo@bluesunrise.com
>
> office     : +01.707.773.4646
>
> cell        : +01.707.318.9275
>
>
>
> -----Original Message-----
> From: Igor G [mailto:igrapp@gmail.com]
> Sent: Tuesday, June 05, 2007 7:11 AM
> To: jetspeed-user@portals.apache.org
> Subject: Jetspeed load balancing
>
>
>
> All,
>
>
>
> I am implementing  load balancing for our JetSpeed2  portal and curious if
>
> anyone has 2 jetspeed tomcat instances sharing same database instance ?
>
>
>
> So far I am getting error  "Portlet Application jetspeed-layouts not
>
> available" on leg 1 once one leg 2 of the  jetspeed2 portal  has been
>
> restarted.
>
>
>
> I am interested to know if anyone has done it successfully. Any resources
> on
>
> the Internet regarding this is appreciated.
>
>
>
> Thanks.
>
>
>
> Igor Grapp.
>
>
>
>
>
> --
>
> Igor.
>



-- 
Igor.

RE: Jetspeed load balancing

Posted by Hajo Birthelmer <Ha...@BlueSunrise.com>.
Yes, we have done it successfully.

Can you tell a little more about your environment and the exact error you
are getting?

 

 

Hajo Birthelmer

 

hajo@bluesunrise.com

office     : +01.707.773.4646

cell        : +01.707.318.9275

 

-----Original Message-----
From: Igor G [mailto:igrapp@gmail.com] 
Sent: Tuesday, June 05, 2007 7:11 AM
To: jetspeed-user@portals.apache.org
Subject: Jetspeed load balancing

 

All,

 

I am implementing  load balancing for our JetSpeed2  portal and curious if

anyone has 2 jetspeed tomcat instances sharing same database instance ?

 

So far I am getting error  "Portlet Application jetspeed-layouts not

available" on leg 1 once one leg 2 of the  jetspeed2 portal  has been

restarted.

 

I am interested to know if anyone has done it successfully. Any resources on

the Internet regarding this is appreciated.

 

Thanks.

 

Igor Grapp.

 

 

-- 

Igor.